2474 results about "Transplanting" patented technology

The invention relates to the technical field of ecological soil remediation, and discloses a moso bamboo ecological soil remediation directional regulation and control method and equipment which are used for solving the problems of insufficient light transmittance, low acidified soil remediation efficiency and the like caused by a fixed proportion of a traditional bamboo and broad-leaved mixed forest. A random forest algorithm is combined to dynamically optimize a mixing proportion and associated tree species configuration, an unmanned aerial vehicle is used for scanning to generate a three-dimensional crown model, intelligent equipment is guided to accurately intermediate cutting and complementary planting, and in cooperation with a pH response type shading film and an acid-resistant phosphate solubilizing bacterium agent, crown light transmittance improvement and acidified soil improvement are achieved. The equipment comprises an unmanned aerial vehicle carrying a laser radar, an intelligent transplanting robot and a solar drip irrigation system, and the concentration of a fungicide and an irrigation strategy can be dynamically regulated and controlled. The porous bamboo charcoal carrier is prepared by innovatively utilizing the moso bamboo waste, and the functional flora is loaded to replace the traditional peat raw material; according to the scheme, the problems of static configuration, manual dependence and resource waste are solved.

The invention relates to a transplanting position quality evaluation method based on image analysis and geometric modeling, in particular to a transplanting position quality evaluation method based on image analysis and geometric modeling. The invention aims to solve the problems of low precision, single evaluation index and lack of space positioning capability of the existing unmanned aerial vehicle remote sensing image rice transplanting position estimation. The method comprises the steps that S1, an unmanned aerial vehicle collects an RGB image data set of unmarked farmland seedling positions; s2, obtaining an RGB image data set marked with farmland seedling positions; s3, obtaining a pre-trained encoder; s4, obtaining a trained farmland rice seedling target detection model; s5, inputting to-be-detected RGB image data into the trained farmland rice seedling target detection model, and outputting farmland seedling positions in the to-be-detected RGB image data; s6, obtaining the transplanting spacing, judging whether seedlings are missing or not, and if not, ending; if not, estimating a seedling missing position; s7, the seedling missing position in the step S6 is converted into a geographic coordinate system. The method is used in the field of transplanting position estimation.

The invention discloses a cultivation method for rapid vernalization of winter wheat to accelerate annual iteration, and belongs to the technical field of plant growth regulation and control. The cultivation method comprises the following steps of disinfection and germination, low-temperature vernalization, transplanting and cultivation, and drying and harvesting. The method has the beneficial effects that compared with other current wheat growth acceleration methods, the technical process and the required environment of each stage are simple, and the (semi) winter wheat breeding efficiency is greatly improved. The temperature or photoperiod does not need to be repeatedly adjusted, and vernalization can be performed by adopting short photoperiod / low illumination intensity, so that energy is saved, and the method is environment-friendly and suitable for large-scale popularization. The cultivation method is green, efficient, low in power consumption, low in requirement for environment equipment and simple and convenient. The method is suitable for being used in large-scale plant factories, and meanwhile, a method for rapid vernalization of winter wheat to accelerate annual accelerated iteration of wheat is provided for scientific research institutions, enterprises and public institutions with limited conditions.

The invention relates to the technical field of seedling transplanting, in particular to a transplanting device for daylily planting, which comprises a driving frame, a connecting frame mounted on one side of the driving frame and a seedling feeding assembly mounted at the top end of the driving frame, and a seedling assembly is arranged at the bottom end of the seedling feeding assembly; the seedling assembly comprises a fixed seat and a sliding seat, and the fixed seat is fixedly mounted on the surface of one side, close to the bottom end of the seedling feeding assembly, of the driving frame. Through the arrangement of the cleaning assembly, the transmission assembly and the scraping assembly, two duckbilled opening and closing sheets can automatically scrape and clean clay attached to the inner walls of the duckbilled opening and closing sheets after the two duckbilled opening and closing sheets are lifted to a certain height to be separated from the tops of vegetable seedlings after the vegetable seedlings are planted to the ground; therefore, the conditions that the bottom of the duckbilled opening and closing piece is blocked by clay when the transplanting device is used for transplanting under the condition that soil is wet in rainy days, vegetable seedlings cannot fall off for transplanting and planting missing occurs are avoided, manual cleaning is not needed on the whole, and the transplanting efficiency and the whole transplanting effect are guaranteed.

The invention relates to the technical field of organic fertilizers and planting of watermelons and muskmelons, and provides a special fertilizer for milk irrigated watermelons and muskmelons and a double-stubble planting method for sweetness enhancement of milk irrigated watermelons and muskmelons. The special fertilizer for the milk irrigated watermelons and muskmelons comprises black goat manure, sophora alopecuroide, sesame seed meal, bran, organic fresh milk, brown sugar and zymophyte. The black goat manure is pulverized into powder by a pulverizer, the sophora alopecuroide is pulverizedinto 1 cm to 2 cm, and the ratio of the black goat manure, the sophora alopecuroide, the sesame seed meal, the brans, the organic fresh milk, the brown sugar and the zymophyte is 2700-3200: 80: 50: 150: 5: 1. The double-stubble planting method for sweetness enhancement of the milk irrigated watermelons and muskmelons comprises the following steps: selection of a nursery seedling plate and soil, cleaning and germination accelerating of seeds, soil preparation, transplanting, irrigation, topdressing, shaping and forking of watermelon and muskmelon vines and fruit bearing of the watermelons and the muskmelons. The problems that in an existing watermelon and muskmelon planting process, soil nutrients are damaged due to the fact that chemical fertilizers are used for a long time, and the sweetness of melons is reduced are solved.

The invention relates to a high-frequency regeneration and rapid propagation method of Enkianthus chinensis tissue culture seedlings. The invention is characterized in that dormant axillary buds of semi-lignified young stems are used as the base. The method comprises the following main steps: sampling and disinfection treatment of explants, inducing of dormant axillary bud germination, inducing of adventitious bud and lateral bud high-frequency generation, strong seedling culture, test-tube rooting culture and acclimatization and transplanting. Finally, regenerative plants which have consistent parental character, excellent quality and strong stress resistance are obtained. According to the invention, lots of seedlings with consistent specification and excellent quality can be obtained within a short period of time, and marketization progress of Enkianthus chinensis is promoted powerfully.

The invention discloses an intelligent fruit tree cultivation and planting integrated device and a method thereof, and relates to the field of seedling cultivation, the intelligent fruit tree cultivation and planting integrated device comprises a cultivation box, a spherical cultivation frame and two groups of processing mechanisms, the top end of the cultivation box is provided with a square cultivation groove, and the spherical cultivation frame is formed by butting two hemispherical frames; each processing mechanism is composed of a lifting assembly, a clamping assembly and an unfolding assembly, the outer wall of each hemispherical frame is connected with the lifting assembly through a guide rod and two connecting sliding blocks, the lifting assembly is arranged in the cultivation tank and used for controlling lifting of the spherical cultivation frame, and the clamping assembly is arranged at the top of the cultivation box and located on one side of the cultivation tank. In the seedling transplanting process, separation and lifting operation of the spherical cultivation frame is stable, adhesion of soil to root systems when seedlings are taken out of a planting box is effectively reduced, the risk of damage to the root systems is reduced, and the survival rate of the seedlings is remarkably increased.

The invention provides a rice transplanting robot suitable for a small rice field and a control method thereof, and belongs to the technical field of agricultural machinery. Comprising a moving part and a rice transplanting assembly, the moving part comprises a machine body, a plurality of mechanical legs and driving assemblies corresponding to the mechanical legs, the mechanical legs are connected with the machine body through the corresponding driving assemblies, the rice transplanting assembly comprises a rice seedling storage box, a mechanical arm, a mechanical claw, an angle sensor and a finger pressure sensor, and the rice seedling storage box is arranged on the machine body; one end of the mechanical arm is rotationally connected with the machine body, the angle sensor is arranged on the mechanical arm, the mechanical claw is arranged at the other end of the mechanical arm, the finger pressure sensor is arranged on the mechanical claw, and the mechanical arm has multidirectional rotation freedom degrees. And the insertion depth of the seedlings is adjusted according to readings of the angle sensor and the finger pressure sensor. The technical problems that existing rice transplanting equipment is limited in use in small rice fields due to structural defects, and the survival rate of planted seedlings is low can be solved.

The invention provides a hydroponic infinite propagation method for bamboo reed. The method mainly comprises the following steps: S1, selection and pretreatment of lateral branches of bamboo reed: in March to May, cutting out the lateral branches with the length of 15-25cm by using sterile branch scissors, cleaning the lateral branches by using clear water, and culturing the cleaned lateral branches in an ABT rooting powder No.1 solution for 24h; s2, hydroponic treatment: putting the bamboo reed lateral branches treated by the rooting powder solution into a hydroponic container filled with clear water for hydroponic treatment; s3, carrying out plant division treatment, namely separating a primary tillering plant from a stock plant by using a sterile scalpel on a bamboo reed side branch with the primary tillering reaching 10-15cm; s4, stock plant transplanting and primary tillering plant water planting; s5, circulating operation: repeating the steps S3 and S4; and continuously utilizing the tillering plants to carry out hydroponic propagation until the required number of seedlings is reached. The method is simple to operate, low in cost, neat and strong in transplanted seedlings, high in propagation efficiency and capable of infinitely propagating, and can effectively meet the requirements of the market on the bamboo reed seedlings.

The invention provides a nutrient slow-release synergistic seedling transplanting disc and application thereof. The nutrient slow-release synergistic seedling transplanting disc is composed of a disc body and a seedling cup, the disc body is composed of two layers of materials including PBAT and PLA, the seedling cup is composed of three layers of materials, the inner layer is made of the PBAT material, the middle layer is a strip-shaped fertilizer belt made of macroelements, organic fertilizer, bacterial fertilizer and microelements, and the outer layer is made of the PLA material. The nutrient slow-release synergistic seedling transplanting disc integrates seedling raising and fertilization and can be used for seedling transplanting of grafted seed melons, seedling cups are directly transplanted into soil during transplanting, seedlings and the disc do not need to be manually separated, the seedling transplanting disc does not need to be recycled and transported after transplanting, the seedling cups in the soil isolate damage of salt, alkali and diseases and insect pests to seedling roots, and the seedling transplanting disc is convenient to use. Meanwhile, nutrient substances are slowly released, nutrients needed by melon seedlings are accurately met, the problem that an original seedling raising plate pollutes the environment is solved, and the problems that roots are damaged during transplanting, fertilization is balanced, the growth environment of the roots is poor and germs are harmed are solved.

The utility model discloses forest tree breeding culture equipment, which relates to the technical field of forest tree breeding and comprises a support frame, a plurality of planting trays are fixed on the support frame and are linearly arranged from left to right, a plurality of planting grooves are linearly arranged at the top of each planting tray, and a fixing plate is fixed on each planting tray. A first electric push rod is arranged on the fixing plate, a transmission box is fixedly installed at the output end of the first electric push rod, a plurality of carrying rods are inserted into the top of the transmission box, and the transmission box is rotationally connected with the carrying rods through bearings. A driving assembly is utilized to pull a first bevel gear to rotate, so that the first bevel gear pulls a carrying block and an L-shaped cutter to rotate by virtue of a carrying rod, and the L-shaped cutter is utilized to cut soil in a planting groove, so that forest seedlings and root soil can be better separated from the planting groove, and transplanting of the forest seedlings is facilitated; and the forest seedling transplanting efficiency is improved to a certain extent.

The utility model discloses a sea grass seedling rope transplanting device and relates to the technical field of marine ecological restoration. The sea grass seedling rope transplanting device mainly comprises a supporting walking structure, a seedling rope guiding frame structure and a seedling rope transplanting structure, wherein the seedling rope transplanting structure comprises a coulter assembly, a soil covering structure, a compaction wheel and the like; the device is tightly attached to the surface of a seabed to walk and operate under the action of self weight, artificial sea grass seedling or adult plant transplanting bundle units which are connected in series and bound by taking a rope belt as a medium are sequentially conveyed into C-shaped grooves formed by the coulter assembly under the action of the guide structure, and the transplanting operation is completed after the artificial sea grass seedling or adult plant transplanting bundle units are buried by the soil covering structure and compacted by the compaction wheel, so that construction can be assisted by manpower, and the transplanting efficiency is improved. The equipment is simple in structure, convenient to construct and operate on the sea, high in sea condition adaptability, free of loss of transplanting units, standard and normative in transplanting depth, and capable of greatly reducing the operation intensity, improving the operation efficiency and improving the transplanting seedling rate.

The utility model relates to the technical field of forestry equipment, in particular to a nursery stock transplanting device which comprises a moving assembly, a lifting assembly installed on the moving assembly, a rotary digging assembly and a supporting assembly, and the rotary digging assembly and the supporting assembly are installed on the lifting assembly. Compared with the prior art, the rotary excavating device has the advantages that through the design of the lifting assembly, especially through the cooperation of the inverted-U-shaped fixing frame, the adjusting rod and the guide rod, flexible adjustment of the rotary excavating assembly in the height direction is achieved, rotary excavating work can be adjusted according to the actual situation of nursery stocks, the rotary excavating device is suitable for the nursery stocks of various plant types, and the work efficiency is improved. The device is driven to work through a driving motor, manual operation is replaced, the working efficiency is improved, the roots of nursery stocks and soil wrapping the roots of the nursery stocks can be wholly dug out, damage to the root systems of the nursery stocks in the transplanting process is reduced, and the transplanting survival rate is increased; the nursery stocks can be stably supported and clamped in the transplanting process, and the nursery stocks are prevented from shaking and falling off in the transplanting process.

The invention belongs to the technical field of crop transplanting, and particularly relates to a transplanting machine and method capable of conveniently adjusting the vegetable seedling distance, the transplanting machine solves the problems that soil adheres to the inner wall of a conveying channel during vegetable seedling transplanting, the operation efficiency is low, and watering of pits is insufficient, and the technical scheme includes that the transplanting machine comprises a moving vehicle body, a conveying belt and a transplanting structure; the transplanting structure comprises a guiding hopper and a conveying pipeline, duckbilled pieces are arranged below the transplanting structure, the duckbilled pieces are opened and closed through a linkage mechanism, pits are dug and the seedlings are released during descending, the water storage tank is connected with the annular pipe through a hose, water is injected into the guiding hopper and the inner wall of the pipeline, and soil adhesion is reduced; the vegetable seedling transplanting machine is characterized in that a duckbilled piece is matched with the inclined face of the fixed table to control opening and closing, a vertical rod of a liquid injection system is connected with a lifting base to achieve synchronous watering, and the vegetable seedling transplanting machine is used for transplanting vegetable seedlings and can automatically complete feeding, wetting and planting; the efficiency is improved; the seedling survival rate is increased.

The invention discloses a transplanting device and method for fruit tree cultivation, and belongs to the field of fruit tree transplanting. A transplanting device for fruit tree cultivation comprises a cart body and a loading slide way fixed to the top of the cart body, a driving shaft is rotationally connected to the cart body, a pit digging auger is fixedly connected to the bottom end of the driving shaft, the transplanting device further comprises two sets of semi-arc bins, and the two sets of semi-arc bins are rotationally connected to the two sides of the bottom of the cart body respectively; the opening and closing motor is used for controlling the two groups of semi-arc bins to be opened, in cooperation with the repulsion effect between the magnetic plate and the piston plate, firstly, rooting liquid in the liquid storage box is sprayed to the roots of fruit trees, so that the final survival rate of fruit tree transplanting is increased, and secondly, the fruit trees automatically fall into transplanting pits, so that the survival rate of fruit tree transplanting is increased. Meanwhile, the improved soil can automatically fall into the transplanting pit, so that automatic spraying of the rooting liquid and automatic backfilling of the soil are realized, the transplanting steps are simplified, and the transplanting efficiency is greatly improved.

The invention provides a sand penis seedling cultivation method, and belongs to the technical field of sand fixation plant cultivation. The sand penis seed seedling cultivation method comprises the steps of seed collection, seed dormancy breaking, sowing, seedling raising, seedling hardening, row belt type sand barrier arrangement, target sand dune pretreatment, transplanting and the like. The invention solves the problem of lack of the sand whip seedling and artificial cultivation technology on the moving dune at present. According to the method, the seed collection cost is only 4.8-20.0% of the traditional collection cost. According to the method for cultivating the sand penis seedlings, the germination rate is 95% or above, the emergence rate is 85% or above, the average height of the sand penis on a moving dune is 30-35 cm in the same year of transplanting, and the preservation rate can reach 70% or above. The sand penis seedling cultivation method provided by the invention makes the most important step for research and development of sand penis live sand barriers.

The invention relates to the technical field of seedling transplanting, solves the problems of large positioning and seedling taking errors and influence on the transplanting effect in the process from tray feeding to transplanting of plug seedlings, and particularly discloses an automatic tray feeding device for plug seedlings, which comprises a tray feeding mechanism, a seedling taking mechanism and a transplanting docking mechanism, the transplanting butt joint mechanism is connected to the side face of the tray feeding mechanism, the seedling taking mechanism comprises a seedling taking bridge frame and a rotary seedling taking support which are connected with the tray feeding mechanism, the rotary seedling taking support comprises a fixed supporting rod and a rotary frame, one end of the rotary frame is rotationally connected with the fixed supporting rod, and a plurality of liftable seedling taking clamping jaws are arranged on the rotary frame. A positioning frame is further connected to the rotating frame, a plurality of guide positioning cylinders corresponding to the seedling taking clamping jaws are arranged on the positioning frame, and the guide positioning cylinders are arranged between the seedling taking clamping jaws and the tray feeding mechanism. The device is used for tray feeding, seedling taking and transplanting in the plug seedling cultivation process and has the advantages of being high in automation degree and accurate in seedling taking and positioning.

The invention discloses a comprehensive prevention and control method for tobacco root knot nematode disease containing a biological agent. The method comprises the steps of crop rotation of tobacco and buckwheat / quinoa, host resistance induction of the microbial agent in the seedling raising period, tobacco planting soil quality improvement in the transplanting period and the like. The agronomic characters of tobacco seedlings are effectively improved, and the physical characters of soil are improved; the chemical properties of soil pH, alkali-hydrolyzable nitrogen, available phosphorus, quick-acting potassium, exchangeable calcium, exchangeable magnesium and the like are improved; the activity of soil urease, sucrase, acid phosphatase, catalase and peroxidase is improved; the content of water-soluble phenols, compound phenols and total phenols in soil is reduced; the disease index of the tobacco root knot nematode disease can be remarkably reduced, the survival rate of tobacco is increased, the application amount of chemical agents is reduced, and the healthy and sustainable development of the tobacco industry is promoted.

The utility model discloses a retro ceramic flowerpot capable of automatically replenishing water. The retro ceramic flowerpot comprises a water storage tank; the planting groove is formed in the top of the water storage tank, a supporting bottom plate is detachably installed in the middle of the planting groove, a cotton thread used for supplementing water is arranged in the middle of the supporting bottom plate, a fixing hook plate is arranged on the side edge of the supporting bottom plate, and the top of the fixing hook plate is hooked to the edge of the planting groove. The pulling-out device is used for pulling out the supporting bottom plate from the planting groove; the automatic water replenishing device has the advantages that by means of the built-in cotton threads and the filter holes, the automatic water replenishing function of soil from the water storage tank to the planting tank is achieved, it is ensured that plant roots continuously obtain a proper amount of water, and frequent manual watering is not needed; the arrangement of the supporting bottom plate and the fixed hook plate makes it very convenient to check and transplant plants; the whole plant and the soil of the plant can be easily lifted only by lifting the fixed hook plate, so that the damage to the plant in the transplanting process is reduced.

The utility model relates to the technical field of transplanting machines, and provides a small-sized transplanting machine for flue-cured tobacco planting, which comprises a vehicle body, a square groove is arranged at the top of the vehicle body, and a round rod II is fixedly arranged on the opposite side of the inner wall of the square groove. According to the soil breaking device, the limiting rod is pulled towards one side by hands, so that the limiting rod is separated from the interior of the limiting hole, limiting on the V-shaped strip is relieved, and the compression spring is stretched synchronously, at the moment, the V-shaped strip can rotate around the outer surface of the second round rod, the soil breaking plough moves downwards and is inserted into the soil, and when the soil breaking plough is inserted into the proper depth, the limiting rod is loosened, and the soil breaking plough can move downwards. The V-shaped strip is arranged in the limiting hole and inserted into the limiting hole under the reset acting force of the compression spring, so that the V-shaped strip is limited, pits with different depths can be dug according to the length of the flue-cured tobacco seedling, it is guaranteed that the rhizome of the flue-cured tobacco seedling is deeply inserted into soil, the situation that the flue-cured tobacco seedling is blown away by wind can be avoided, and then normal growth of the flue-cured tobacco seedling is guaranteed.

The invention relates to the technical field of nursery stock transplanting, in particular to a garden landscape nursery stock transplanting device which comprises a vehicle body, an operation table is arranged at the front end of the vehicle body, a fixing seat is fixedly mounted at the front end of a rotating arm, a soil ball digging mechanism is arranged at the front end of the fixing seat, and an extension frame is fixedly mounted at the upper end of a stand; a tree crown wrapping mechanism is fixedly installed at the front end of the extending frame, a hydraulic pump is fixedly installed at the lower end of the stand, a movable frame is fixedly installed at the upper end of the hydraulic pump, a transverse moving rail is fixedly installed at the front end of the movable frame, a moving table is slidably installed at the upper end of the transverse moving rail, and a tree catching clamp mechanism is fixedly installed at the front end of the moving table. The crown is covered with the protective film, and moisture evaporation of leaves and branches can be remarkably reduced by covering the crown. In the seedling transplanting process, seedling trunks are clamped and fixed through the telescopic tree catching mechanism, and shaking caused by the influence of wind blowing and the like in the moving-out process is avoided.

The invention discloses a rhubarb seedling transplanting pit digging device and application thereof, and relates to the technical field of rhubarb seedling transplanting, the rhubarb seedling transplanting pit digging device comprises a pit digging locomotive, the advancing direction of the head of the pit digging locomotive is taken as the front end, a material guide assembly is mounted at the top of the pit digging locomotive, and the material guide assembly comprises a cover plate covering the top of the pit digging locomotive; and one side of the cover plate is hinged to the top of the pit digging machine, a material falling hole is formed in the top of the cover plate in a penetrating mode, and two bottom plate pieces are further installed at the top of the cover plate in a threaded mode. According to the rhubarb seedling transplanting and pit digging device and the application thereof, a long screw is twisted towards the interior of a matching plate body, a wide-edge cylinder is pushed to be close to one side of a telescopic rod by the long screw, the distance of a pit digging assembly in the transverse row direction is changed, and flexible adjustment of different transplanting distances of rhubarb seedlings in the transverse row direction is achieved; the device can be adjusted in real time according to the plant size of the rhubarb seedlings and the planting area of the land.

The invention discloses a tissue culture method of a citral type cinnamomum bodinieri stem with an axillary bud, and relates to the technical field of forest tree tissue culture. The tissue culture method comprises the following steps: selecting a current-year semi-lignified stem on a citral type cinnamomum bodinieri excellent single plant for disinfection treatment, and inoculating the stem on an axillary bud primary induction culture medium for axillary bud primary induction culture; after stem axillary buds in the axillary bud primary induction culture medium germinate, stem segments with axillary buds are soaked with a phycocyanobilin solution and then inoculated into the adventitious bud induction culture medium, red light irradiation treatment is conducted, conventional adventitious bud induction culture is conducted after red light irradiation, adventitious bud subculture multiplication culture, strong seedling culture and rooting induction culture are conducted, and the stem segments with the axillary buds are obtained. And finally, hardening seedlings and transplanting. According to the tissue culture method provided by the invention, the adventitious bud multiplication coefficient can reach more than 5, the rooting rate reaches up to 90.00%, the average rooting number also reaches 3.44, and the survival rate after two months is more than 85%. The invention provides support for better development and utilization of citral type Cinnamomum bodinieri, and has important significance for popularization and application of citral type Cinnamomum bodinieri.

The invention discloses a salt-tolerant reed seedling and a cultivation method thereof. The method comprises the following steps: seed selection and pretreatment; performing exogenous induction treatment; performing germination culture; salt gradient domestication culture; salt tolerance screening, seedling hardening and transplanting. According to the invention, by combining exogenous induction and salt gradient domestication culture, the stress resistance of the plant is regulated, and the salt tolerance mechanism in the seed is activated, so that a foundation is laid for better adaptation and growth in a high-salt environment subsequently; the salt-tolerant reed seedlings induced and domesticated by the method are high in seedling rate, the survival rate of acclimatization and transplantation is 90% or above, the breeding cycle is shortened to be within 100 days, the cultivation cycle is short, and the method is suitable for large-scale popularization and application.

The utility model relates to a clamping seedling dropping device for seedling transplanting, which comprises a fixed plate (301), a first connecting shaft (303) and a second connecting shaft (304), a first movable plate (305) is arranged on the fixed plate (301), the first movable plate (305) is hinged to the fixed plate (301) in the horizontal direction and is provided with a collision block (306), a state locking mechanism (307) is arranged between the first movable plate (305) and the fixed plate (301), and the state locking mechanism (307) is provided with a state triggering mechanism (308). Compared with the prior art, the state of the clamping seedling dropping cup is more stable and reliable, and particularly when seedlings are dropped, the clamping seedling dropping cup is used for laterally placing the seedlings, so that the clamping seedling dropping cup is more suitable for transplanting and dropping larger seedlings.

The invention relates to the technical field of electric transplanting machines, and discloses an electric transplanting machine and a plant spacing self-adaptive adjustment and path dynamic correction method thereof. The electric transplanter comprises a rack, and a seedling conveying mechanism, a transplanting mechanism, a walking mechanism and a control system which are mounted on the rack. A rotary encoder A is arranged on the seedling conveying mechanism to reflect the seedling dropping speed of the electric transplanter, a rotary encoder E is arranged on the walking mechanism to reflect the advancing speed of the electric transplanter, and a rotary encoder C is arranged to reflect the advancing speed of a walking crawler belt on the left side of the electric transplanter. A rotary encoder D is arranged to reflect the forward speed of a right walking crawler belt of the electric transplanter, and an ultrasonic sensor is arranged to monitor the distance between the two walking crawler belts and the two sides of a ridge in real time; the self-adaptive adjustment of the plant spacing and the dynamic correction of the path can be realized in the advancing process of the electric transplanter, so that the plant spacing uniformity and the row spacing uniformity of the electric transplanter during operation can be effectively improved.

The invention discloses a strawberry seedling and tissue culture and non-test tube rooting combined rapid propagation method, which comprises the following steps: selecting an explant, and disinfecting; inoculating and culturing; performing non-test-tube rooting culture; and hardening seedlings and transplanting. Through non-test-tube rooting culture, the process is simplified, the pollution risk is reduced, the transplanting difficulty of tissue culture seedlings is reduced, and the survival rate is increased; through the combination of tissue culture and a non-test-tube rooting technology, the survival rate of acclimatization and transplantation is as high as 91% or above; the method realizes efficient and low-cost propagation of strawberries, and is suitable for large-scale popularization and application.

The invention relates to the technical field of agricultural breeding, in particular to a bamboo reed saline-alkaline resistant screening and stress-resistant tissue culture seedling raising method which comprises the following steps: step 1, pretreatment; step 2, dynamic salt stress screening: placing the seed stems in a mixed salt-alkali solution with gradient increasing, culturing, measuring the bud length and root length growth rate of axillary buds of the seed stems, fitting a salt concentration-growth rate curve, and extracting a semi-inhibitory concentration IC50 and a maximum tolerance concentration MTC; step 3, salt tolerance grade classification; 4, carrying out stress-resistant tissue culture seedling culture: carrying out in-vitro culture on the axillary bud explant of the high-salt-resistant variety in a culture medium, and inducing clumpy buds and rooting in combination with a salt-resistant inducer; 5, domestication and transplanting: performing gradual salt stress domestication on the tissue culture seedlings, transplanting the tissue culture seedlings into a saline-alkaline environment, and monitoring the adaptability of the tissue culture seedlings in the saline-alkaline environment. According to the method disclosed by the invention, the efficient cultivation system of the suitable-to-grow bamboo reed seedlings in the saline-alkali soil is established by fusing dynamic stress response analysis and stress resistance phenotype directional strengthening technologies.

The invention relates to the technical field of tobacco production, and discloses a tobacco nitrogen fertilizer application method based on ion sensing, and the method comprises the following steps: soil foundation determination; applying a base fertilizer; transplanting and fertilizing; field topdressing; fertilizing in a vigorous growth period; management after fertilization: the nitrogen content of the soil is measured again 7-10 days after each time of topdressing, the fertilization frequency and dosage are adjusted according to monitoring data, stable nitrogen supply of the tobacco is ensured, and tobacco reviving or nitrogen fertilizer waste caused by excessive fertilization is avoided. By monitoring nitrogen ions in soil in real time, application of the nitrogen fertilizer is accurately regulated and controlled, the utilization efficiency of the fertilizer is improved, and tobacco growth is optimized. The precise fertilization method based on the ion selective electrode technology aims at solving the problems that in traditional fertilization, the nitrogen fertilizer dosage is difficult to precisely control, waste is caused, and tobacco leaves turn green. By monitoring the soil nitrogen ion concentration in real time and adjusting the fertilization amount according to the growth stage, the nitrogen fertilizer utilization efficiency is improved, the environmental pollution is reduced, the tobacco growth environment is optimized, and the tobacco yield and quality are improved.

The invention discloses a seedling transplanting device capable of automatically replacing seedling trays and adjustable in planting depth based on visual identification, relates to the technical field of seedling transplanting, and solves the problems that most transplanting machines cannot identify and treat empty seedlings and bad seedlings on the seedling trays during forest tree transplanting, the clamping force of clamping hands is constant, and the transplanting efficiency is high. In order to solve the problems that in the prior art, a seedling tray replacing mechanism is used for transferring a seedling tray to a seedling tray recycling mechanism, and a seedling conveying mechanism is used for recognizing and grabbing high-quality pot seedlings on the seedling tray row by row and transferring the high-quality pot seedlings to a rotating cup mechanism; the automatic seedling supplementing mechanism is used for supplementing the row of missing or inferior pot seedlings and transferring the missing or inferior pot seedlings into the rotating cup mechanism; the rotating cup mechanism is used for gradually blanking materials into the planting device of the chassis for planting pot seedlings; the whole structure is compact, follow-up maintenance and cleaning are facilitated, the automation degree is higher, the transplanting efficiency is higher, the transplanting effect is better, and the survival quality of seedlings after transplanting can be guaranteed.