27 results about "Plant density" patented technology

The invention relates to the technical field of biological fireproof forests, and discloses a design method for a biological fireproof barrier forest belt, which comprises the following steps of: 1, designing a biological fireproof forest belt based on the canopy density of 0.2-0.5 of a broadleaf mixed forest by taking the existing forest stand type as the broadleaf mixed forest, screening suitable fireproof tree species by integrating site conditions, natural environment and hydrothermal conditions of the biological fireproof forest belt of the broadleaf mixed forest; 2, cleaning and soil preparation are conducted on a biological fireproof forest belt to form a hole belt-shaped area, comprehensive complementary planting is conducted on fireproof tree species, the complementary planting density of a broad-leaf mixed forest is 2520 plants per kilometer as tree planting points, the fireproof tree species are planted in the hole belt-shaped area through the tree planting points, and the fireproof tree species are planted in the hole belt-shaped area; after planting, a compound fertilizer is used for topdressing, so that the fireproof tree seeds absorb fertility to accelerate the growth speed.

A method for improving saline-alkaline soil using Salvia miltiorrhiza combined with biochar, comprising the following steps: S1. Soil preparation: applying harmless treatment organic fertilizer as a base fertilizer, evenly applying biochar according to a proportion, plowing and tilling the soil, and, according to planting density and topographical conditions, planning ridge spacing and ridge width of double high ridges; S2. Salvia miltiorrhiza planting: performing Salvia miltiorrhiza seedling transplantation using a seedling transplantation method and hole planting means, digging holes on ridge surfaces, trimming overly long parts of seedling roots, planting seedlings vertically, and covering with soil; S3. field management after transplanting: performing fertilization, weeding, and top dressing management. The present method for improving saline-alkaline soil using Salvia miltiorrhiza cultivation combined with biochar application reduces soil pH and total salt content, increases soil sucrose enzyme activity, increases soil alkaline phosphatase activity, and alters soil microbiome structure.

This invention provides a green cultivation method for improving the quality and efficiency of low-value litchi orchards. The method includes collecting data on the existing variety retention status, planting density, canopy overlap rate, canopy shading rate, number of new shoots per tree, and proportion of diseased and insect-infested branches in the orchard to be renovated. Based on these indicators, the low-value type and renovation intensity level are determined. Renovation paths are matched according to variety renewal, canopy closure renovation, or mixed renovation types, using methods such as top grafting, thinning and pruning, or a combination of both. The planting density after thinning, pruning height, number of grafted branches per tree, and number of new shoots per tree are determined based on the renovation intensity level. After the grafted branches survive or the second batch of new shoots turns green, the number of shoots is counted, and re-grafting, re-pruning, or topdressing to promote shoot growth are performed based on the statistical results. This invention enables the renovation of low-value orchards to shift from experience-based processing to a continuous management approach combining classification, grading, and feedback correction.

A device for controlling a distance and / or a height of an attachment above the ground and / or above a plant surface. The attachment is attached to an agricultural vehicle. The device includes a scanner, an evaluation unit, and a control unit. The scanner detects a plurality of detections, detects a detection area, the detection area being is narrower in the direction of travel than transverse to the direction of travel, and detects objects via the plurality of detections and to record data on a detected angle, a detected distance to an object, and / or a density of the object or the objects. The evaluation unit reproduces a ground profile and / or the plant surface and / or a location-dependent plant density as evaluation data. The control unit processes the evaluation data into control commands and controls the distance and / or the height of the attachment to a target value.

Methods for electroporating plants and electroporation systems are described. The electroporation may be based on one or more of plant species, plant size, plant density, plant health and plant growth. The electroporation may target the basal portion of the plants. The plant characteristics may be sensed by driving electrodes used for electroporation in a sensing phase, preceding the electroporation treatment stage.

The application provides a kind of ginseng growth monitoring method and system based on image recognition, related to ginseng growth monitoring technical field, the core step of the application includes dividing ginseng planting area into multiple grids, and collecting relevant environmental data through environmental sensor, using convolutional neural network to build growth monitoring model to obtain ginseng growth data, further analyze model output to obtain health index.The method can quickly identify the growth condition and potential disease of ginseng through accurate growth data analysis.The application not only provides a more comprehensive growth monitoring means, but also calculates the comprehensive growth index by comprehensively analyzing the health index, environmental data and planting density to realize the comprehensive and scientific evaluation of ginseng growth status.Through this method, the grower can timely make scientific decisions and optimize management measures to ultimately promote the yield and quality improvement of ginseng.

The invention discloses a multi-crop line spacing identification and wheat and corn interplanting sowing width regulation and control method, relates to the technical field of interplanting sowing width regulation and control, and aims to solve the problems that the rationality of corn planting density is reduced, and the risk of group structure imbalance is increased. Generating a corn sowing channel, detecting the gradient to calculate the soil body flatness characteristic, detecting the soil body penetration resistance of the channel, evaluating the sowing level by combining the flatness characteristic, and collecting wheat growth data; the method comprises the following steps: calling a corn variety planting density reference, calculating a crop interference coefficient by utilizing wheat growth data, analyzing a target seeding density of a channel in combination with the planting density reference, evaluating the advancing speed of a seeding machine by utilizing a soil body seeding level, generating a seeding amplitude characteristic value in combination with the target seeding density, and regulating and controlling the seeding machine to complete interplanting based on the characteristic value. Differentiated sowing width regulation and control aiming at different soil conditions and wheat growth states are realized, and the group structure coordination of interplanting field parcels is improved.

The application provides an intelligent pesticide spraying vehicle with a dynamic profiling pesticide application function, comprising a vehicle frame, guide wheels and drive wheels, and foldable side wings are hinged to the two sides of the vehicle frame; through the foldable side wing design with a projection overlap rate of greater than or equal to 85%, the transportation width is reduced to 52% of that of a traditional device, the bottleneck of passing through a narrow orchard path (less than or equal to 1.5 m) is broken, multivariate collaborative control is realized, the speed is automatically reduced and the amount is increased in a high-density area, the height is adjusted in real time in a crown layer mutation area, liquid pesticide splashing is avoided, the utilization rate of liquid pesticide is increased by 40%, the guide rail mobile sprayer realizes dynamic matching of the plant density D of the transverse position L, and the boundary missing spraying problem of a traditional fixed spray rod is eliminated.

The invention relates to a plant spacing setting method, system and device of a rice transplanter and a medium, and the method comprises the steps: obtaining meteorological prediction data, a water demand interval of a growth cycle of a to-be-planted crop in a preset time period, soil humidity, terrain elevation data and historical environment data of each sampling region, and a historical crop remote sensing index of the crop under the historical environment data; calculating an environmental influence coefficient of each sampling area; determining a moisture convergence path network of the target planting area; determining a soil humidity change sequence of each sampling area in a preset time period according to the meteorological prediction data and the moisture convergence path network; performing numerical value superposition on the soil humidity change values in the soil humidity change sequence and the corresponding soil humidity to obtain a soil humidity sequence; and calculating a water stress risk value of the growth cycle, and determining the planting distance of each sampling area. The rationality of the planting density is improved by setting the plant spacing of the rice transplanter.

This invention belongs to the field of maize planting technology, and discloses a high-yield maize planting method based on a combination of density and fertilization, comprising the following steps: S1, planting maize using a wide-narrow row planting method; S2, planting maize in wide rows... 2 Calculate the planting spacing for wide-narrow row planting method using formula s. 1 =(1 / ax) 1 )*666.7, calculate the original corn planting spacing x 1 , will x 1 and y 2 Substitute the value into x 2 y 2 / 2=x 1 Given a / 2, calculate the planting spacing x when using the wide-narrow row planting method. 2 S3. Based on the narrow row y in step S1 1 、wide line y 2 Plant spacing x 2 Plant corn; S4, apply base fertilizer and top-dress with nitrogen fertilizer. This invention can ensure that the space occupied by individual corn plants remains unchanged by adjusting the spacing between wide and narrow rows, thus overcoming the technical bottleneck of increasing plant density without reducing yield, realizing the logic and formula of plant spacing optimization, and thereby achieving an overall yield increase.

The utility model discloses a kind of municipal landscaping flower seeding machines, flower seeding technical field.It includes frame main body, several seeding mechanisms are equipped on the frame main body, the seeding mechanism includes the casing fixed on frame main body, one feeding groove and discharge groove are oppositely equipped on the casing, feeding hopper is equipped above the feeding groove, the feeding hopper is fixed on the casing, seeding wheel is equipped in the casing, several accommodating grooves are equipped on the seeding wheel, mounting groove is equipped on the bottom surface of the accommodating groove, sliding column is equipped in the mounting groove, vertical spring is equipped on one end of the sliding column, one end of the vertical spring is fixed on the bottom surface of mounting groove, the other end of the vertical spring is fixed on one end of the sliding column.This scheme is used to solve the existing seeding device when seeding, cannot according to planting density or the kind of flower, adjust the seed quantity when seeding, lead to the problem of inconvenient use and poor seeding effect.

The application provides a kind of intelligent adaptive low-loss rape harvester based on management and control model, including main controller and multiple adjusting systems connected with main controller;Wherein, rape plant density adaptive adjusting system adjusts cutting table cutting speed, conveying spiral rotating speed, whole machine operation advancing speed according to rape plant density in real time;Adaptive raking adjusting system adjusts guide vane width and straw divider gap according to straw thickness and feeding amount;Chain dynamic adjusting system adjusts the rotating speed of transmission sprocket in raking chain conveying unit according to cutting table vibration amplitude in real time;Rape plant height adaptive adjusting system adjusts the height of cutting table according to the height of rape plant and / or degree of stacking and lodging;Rape plant hardness adaptive adjusting system adjusts the cutting speed of cutting table according to straw hardness.The application can realize intelligent adaptive adjustment in all working conditions, adapt to different rape plant density, straw biological state of field environment, and improve the versatility and operation stability of agricultural machinery.

A rice transplanter spacing setting method, system, device and medium, wherein the method comprises: obtaining meteorological prediction data, water requirement interval of a growth cycle of a crop to be planted in a preset time period, soil moisture of each sampling area, topographic elevation data, historical environmental data and historical crop remote sensing index of the crop under the historical environmental data; calculating an environmental influence coefficient of each sampling area; determining a water collection path network of a target planting area; determining a soil moisture change sequence of each sampling area in the preset time period according to the meteorological prediction data and the water collection path network; superimposing the soil moisture change value in the soil moisture change sequence and the corresponding soil moisture to obtain a soil moisture sequence; calculating a water stress risk value of the growth cycle, and determining a planting spacing of each sampling area. The application improves the rationality of planting density by setting the spacing of the rice transplanter.

The present disclosure relates to a cultivation system configured for advanced plant production, various embodiments of which are contemplated, one representative embodiment being described herein. The system facilitates planting, cultivation, transport, harvesting, and servicing of vegetation from seed to harvest while enabling a limitless-spacing process that allows repeated repositioning of plant carriers to achieve exceptionally high plant density and Leaf Area Index (LAI). In one embodiment, the system includes one or more sets of securing members for removably holding plants, an apparatus for moving the securing members, and a drive assembly comprising a first track, a second track, a first chain, and a second chain pivotally coupled to the first chain, and one or more drive units. Drive units advance the chains along the respective tracks, thereby driving the securing members to reposition them with controlled spacing, thereby maximizing production capacity in vertical farms, greenhouses, or other cultivation facilities.

The application discloses a plant monitoring-based disease and pest warning method and system, and the method comprises the following steps: S1, based on the plant varieties, planting density, growth cycle and historical disease and pest atlas of the monitoring area, a digital twin virtual farm model is constructed, and the disease and pest susceptible areas and transmission paths at different growth stages are simulated, so that the application is deeply integrated with the plant growth scene through the digital twin model, the high-risk areas can be predicted in advance without waiting for visible damage caused by diseases and pests, and the early warning lag problem is effectively solved; meanwhile, rare disease and pest synthetic samples are generated by using a generative adversarial network, and advanced technologies such as a channel attention mechanism are used to make up for the shortage of real samples, and reduce the false negative and false positive probabilities; in addition, the spatiotemporal graph neural network is combined with the physical transmission model in a fusion mode, and combined with multi-source data such as plant physiological indexes, the disease and pest diffusion and infection conditions can be dynamically simulated, and the scientificity and pertinence of risk assessment are improved.

The invention relates to a carbon sink function fused green house design method, device and equipment and a medium thereof. The method comprises the following steps: firstly, acquiring a geographic position, a climate condition, a soil type and a user demand parameter of a target residential area through a data acquisition module, and integrating into a comprehensive data set; and inputting the model into a pre-trained neural network model, and optimizing and screening building materials and plant accurate matching combinations in combination with a genetic algorithm. Then plant growth demand data is extracted, an initial space partitioning scheme is generated through a simulated annealing algorithm in combination with space layout requirements, and the boundary is adjusted to obtain an optimized layout map; and then extracting parameters from the optimized layout map to calculate the overall carbon emission reduction rate, and adjusting the plant density to carry out iterative calculation to obtain a carbon sink benefit index. And finally, collecting user life style data, extracting a comfort evaluation index, and generating a carbon sink design scheme after the comfort evaluation index is verified to reach the standard. By adopting the method, collaborative optimization of low carbon and living experience is realized, a design path with ecological and practical values is provided for green residences, and the low-carbon transformation requirement is met.

The present application provides a kind of Cistanche tubulata artificial inoculation device, mainly relates to agricultural planting machinery technical field.The beneficial effects of the present application are that the device can realize the integrated operation of ditching, quantitative seeding and soil covering during Cistanche tubulata inoculation, effectively improve the inoculation efficiency and accuracy;Through adjustable ditching device, it can flexibly adapt to different soil conditions and planting density requirements, and accurately control the ditching depth and spacing;Quantitative seeding device realizes uniform feeding by mechanical transmission, avoiding the problems of seed waste or uneven distribution;Soil covering device can quickly cover and compact the ditch body after seeding, guarantee the full contact of seeds and soil, and provide good conditions for the germination and parasitic growth of Cistanche tubulata seeds.

This invention belongs to the field of phytoremediation technology, specifically relating to a method for remediating cadmium-contaminated soil by synergistically enhancing nitrogen application and planting density with high-accumulation tobacco. The method includes the following steps: S1: A high-cadmium-accumulating tobacco variety, Yuyan No. 5, was obtained through screening and comparative experiments; Yuyan No. 5 tobacco seeds were then used for seedling cultivation using the floating tray method; S2: When the seedlings reached 6 leaves and 1 heart leaf, they were transplanted; basal fertilizer was applied to the soil before transplanting; during fertilization, the form and amount of nitrogen fertilizer were adjusted, and the planting density of the tobacco was also adjusted to remediate the cadmium-contaminated soil. This remediation method has the advantages of low cost, environmental friendliness, simple operation, and high remediation efficiency, providing an efficient and feasible solution for the phytoremediation of Cd-contaminated soil, with significant environmental and ecological benefits.

The invention discloses application of a Zm00001d033798 gene in regulation and control of the height of a corn plant, and belongs to the technical field of regulation and control of the height of the corn plant. The corn plant height key regulation gene Zm00001d033798 is cloned and functionally verified for the first time, the nucleotide sequence of the corn plant height key regulation gene Zm00001d033798 is as shown in SEQ ID NO: 1, and the amino acid sequence of the encoded protein is as shown in SEQ ID NO: 2. By inhibiting or knocking out the function of the gene, the plant height of the corn can be stably reduced by about 20-40 cm, the dwarfing effect is derived from uniform shortening between stem sections, and key yield characters such as spike length are not influenced. The invention provides application of a DNA molecule containing the gene, a recombinant vector, an expression cassette and a related gene editing tool (such as specific sgRNA) to reduction of corn plant height and cultivation of dwarf close planting resistant varieties. The gene provides a fully verified efficient target for corn plant type improvement and molecular breeding, and has important application value.

The utility model relates to the technical field of ecological environment protection equipment, and discloses an ecological floating bed for ecological environment protection, which comprises a floating bed main body. According to the ecological floating bed for ecological environment protection, through modular combination of the floating bed main body and the circular planting frames and a fiber woven structure of the fiber woven mesh, a multi-layer root system fixing network is formed, the plant density is improved, meanwhile, directional growth of plant root systems is ensured, and meanwhile, a uniform root system supporting surface is provided; then fishes can be blocked under the protection of the protective cover, the fishes are prevented from gnawing the root systems of the plants, meanwhile, the protective cover can prevent impact of water flow from impacting the root systems of the plants, the impact of the water flow is further reduced in cooperation with the speed reduction performance of the conical through hole, and it is ensured that the root systems of the plants in the circular planting frame stably grow; and meanwhile, the protective cover can be rapidly detached through the limiting assembly, and therefore the maintenance and replacement efficiency of the protective cover is improved.

The invention provides a pesticide liquid spraying control method and device for an agricultural unmanned vehicle, an agricultural unmanned vehicle system, a medium and a terminal. The method comprises the steps that images of crops on the two sides in front of the agricultural unmanned vehicle and the running speed and pose information of the agricultural unmanned vehicle at the current moment are acquired; processing the obtained crop image to obtain a plant density value; constructing a placeholder map according to the pose information, and labeling the plant density value in the placeholder map so as to update the placeholder map; and according to the plant density value in the received placeholder map and the running speed of the agricultural unmanned vehicle, the liquid medicine spraying amount at the current moment is obtained through calculation based on a model prediction controller, and an optimal spraying amount control instruction is generated according to the liquid medicine spraying amount. The pesticide liquid spraying amount can be dynamically adjusted in combination with the current crop distribution density and the agricultural unmanned vehicle operation parameters, so that the pesticide liquid utilization efficiency is improved, and environmental pollution is reduced.

The application belongs to the field of soil improvement, and particularly relates to a method for improving saline-alkali soil by using sunflower-soybean intercropping. By adjusting the row ratio and planting density of sunflower and soybean, treating the soil with different concentrations of soil conditioner humic acid and Trichoderma harzianum, and spraying the sunflower and soybean with plant growth regulators paclobutrazol and gibberellin, the effect of loosening the soil and improving the saline-alkali soil is achieved, and the yield of sunflower is improved.

The present invention relates to a device for controlling the distance and / or height of an implement above the ground and / or the plant surface, wherein the implement is designed for attachment to an agricultural vehicle and for treating the soil and / or plants and / or for harvesting the plants and can be attached to the agricultural vehicle transversely to the direction of travel, with a scanner for acquiring a plurality of detections, which is configured to detect a detection area, wherein the scanner is configured such that the detection area is narrower in the direction of travel than transversely to the direction of travel, and wherein the scanner is configured to detect objects by means of the respective detections.wherein an evaluation unit for replicating the soil profile and / or the plant surface and / or the location-dependent plant density as evaluation data, as well as a control unit for processing the evaluation data into control commands and for distance and / or height control of the implement to a setpoint are provided.

Most existing submerged plants are mainly planted by manual scattering or manual wading seedling insertion, so that the cost is high, the efficiency is low, and large-scale and standardized planting is difficult to adapt. The invention discloses a submerged plant self-adaptive planting device with nutrition bowls as carriers. The submerged plant self-adaptive planting device comprises a nutrition bowl unit conveying system, a submerged plant planting system, a control system, a water surface carrying system and the like. The distance measuring sensor and the pressure sensor are used for collecting riverbed depth information and planting acting force respectively, it is ensured that the nutrition bowl units are planted in place, and therefore the seedling survival rate is increased. According to the self-adaptive planting device for the submerged plants, the nutrition bowls serve as planting carriers, the problems that seedlings are disordered, wound and damaged due to transportation can be effectively solved, standardization of submerged plant planting seedlings is facilitated, the uniformity of planting density is improved through automatic feeding, the cost of manual on-site plant carding and planting is saved, and the working efficiency is improved. And large-area popularization and use are facilitated.

A wetland restoration method based on an “ecological leverage points” is provided. The wetland restoration method includes the following steps: S1, selecting suitable native pioneer plants, and selecting a region for establishing restoration points in a degraded wetland; S2, calculating to obtain an expected plant population quantity Ppro of the degraded wetland according to the area S of the degraded wetland and the set expected planting density ρpre in combination with the following formula III, setting restoration time t, then calculating to obtain an initial plant population quantity P0 at t=0 by adopting the following formulas I and II, and further calculating to obtain the initial planting area S0 according to the initial plant population quantity P0 and the expected planting density ρpre;∂P∂t=rP⁢NN+k-aP;formula⁢ I∂N∂t=A- bP+acP;formula⁢ IIandS=P / ρ.formula⁢ III

The invention provides a plant surveying and mapping method, system and device based on binocular vision, a medium and a program product, and the method comprises the steps: obtaining the binocular image information of a plurality of plants based on a binocular camera disposed on an agricultural machine; based on the binocular image information, acquiring a first three-dimensional coordinate of a pixel point in the binocular image information under a camera coordinate system, and acquiring a first two-dimensional coordinate of the plant under an image coordinate system; acquiring a second three-dimensional coordinate of the plant in the camera coordinate system based on the first three-dimensional coordinate and the first two-dimensional coordinate; and obtaining a surveying and mapping image of the plant based on the second three-dimensional coordinates. Binocular image information is acquired on an agricultural machine, detail information of crops and real-time condition information of plants can be accurately acquired, and real surveying and mapping image information with plant density information, height information, latitude and longitude information and the like is generated, so that the farming efficiency is improved.

This invention relates to the field of digital intelligent monitoring technology for Scutellaria baicalensis cultivation, and particularly to a digital intelligent monitoring method and system for Scutellaria baicalensis cultivation based on the Internet of Things (IoT). The method includes the following steps: collecting multi-source Scutellaria baicalensis sensor data through an array of IoT sensors, and analyzing the plant density and canopy temperature to generate plant density and canopy temperature data; performing multi-dimensional growth state confidence analysis based on the plant density and canopy temperature data to generate multi-dimensional growth state confidence data; performing environmental parameter index matching processing for the growth stages of Scutellaria baicalensis based on the multi-dimensional growth state confidence data to generate environmental parameter index matching data for the growth stages; and performing Scutellaria baicalensis cultivation parameter suitability analysis and intelligent control processing of the Scutellaria baicalensis distribution and cultivation environment based on the environmental parameter index matching data and the multi-dimensional growth state confidence data. This invention achieves intelligent control of the Scutellaria baicalensis cultivation environment.