413 results about "Husk" patented technology

The invention relates to a cultivation nutrient medium and a preparation method thereof. According to the nutrient medium, peat is completely abandoned, the coco coir, the straw and the biochar are combined to reduce ecological burden, the nutrient medium is an environment-friendly medium, the biochar fixes carbon and reduces emission, and the soil structure can be improved after long-term use; vermiculite improves the water-holding capacity, perlite and straw form a stable pore structure, and the ventilation porosity reaches 25% or above. Wormcast and a microbial agent synergistically release nitrogen, phosphorus and potassium, and the fertilizer efficiency is lasting. The microbial agent can inhibit soil-borne diseases such as fusarium and reduce the death rate of cultivated seedlings. The biochar adsorbs salt and toxins, and the EC value is stabilized at 1.2-1.8 mS / cm. The cost of the selected raw materials is reduced by 35% compared with that of a traditional substrate, and the substrate is suitable for large-scale production, suitable for vegetable seedling culture, potted flowers, organic farms and soilless culture systems, and especially suitable for saline-alkali soil or continuous cropping obstacle areas.

The invention provides a salt-tolerant plant constructed wetland system for treating eutrophicated mariculture wastewater, which specifically comprises a lower filler formed by mineral materials, and a middle filler formed by modified zeolite, sodium alginate coated vermiculite, rice husk charcoal, oyster shell, coral sand and diatomite, the surface filler is composed of intertidal zone bottom mud, intertidal zone raw water, coastal saline-alkali soil and composite algae powder, and the three fillers are combined with salt-tolerant plant breeding, bow-shaped water flow optimization and layered collaborative design; the core problems of poor salt tolerance, low adsorption efficiency, easiness in blockage, high maintenance cost and the like of the traditional constructed wetland during treatment of the mariculture wastewater are systematically solved.

The invention relates to the technical field of flower planting substrates, and discloses a general type flower fertilization-free planting substrate based on nitrogen-fixing, phosphorus-dissolving and potassium-dissolving bacteria, which comprises turfy soil, perlite, ground phosphate rock, straw, carbonized rice husk, humic acid, seaweed oligosaccharide, nitrogen-fixing bacteria, phosphorus-dissolving bacteria and potassium-dissolving bacteria. Turfy soil and perlite are used as a substrate and compounded with ground phosphate rock, straw, carbonized rice husks, humic acid, seaweed oligosaccharide, nitrogen-fixing bacteria, phosphate solubilizing bacteria and potassium solubilizing bacteria, the nitrogen-fixing bacteria provide nitrogen for flowers, and the phosphate solubilizing bacteria and the potassium solubilizing bacteria decompose phosphorus and potassium in the ground phosphate rock, the straw and the carbonized rice husks to provide nutrition for the flowers; the humic acid and the seaweed oligosaccharide have the effects of promoting rooting and growth of the flowers and breeding of beneficial microorganisms; all the internal components have a synergistic effect, the fertilization-free period is extremely long, essential elements for plants are still efficiently provided under the condition of no fertilization, the growth of the plants and the development of flowers are remarkably promoted, the use of toxic substances is reduced, meanwhile, the low incidence rate of diseases and insect pests is ensured, and better flower growth and ornamental effects are achieved on the whole.

The invention relates to the technical field of seed selection, and provides a crop seed selection system which comprises a screening device, the screening device is detachably connected with a first air screening machine, the screening device is used for separating seeds from seed shells and dust, and the screening device comprises an elevator, a winnowing mechanism and a cyclone separator; the elevator is arranged on the side close to the first air screening machine, grains enter the elevator after being screened in the winnowing mechanism, the winnowing mechanism is used for separating seed husks and dust in the grains, the cyclone separator communicates with the winnowing mechanism, the cyclone separator is used for separating and collecting the seed husks and the dust in the winnowing mechanism, and the cyclone separator is used for separating and collecting the seed husks and the dust in the winnowing mechanism. The airtight device is detachably connected with the discharging port of the elevator, the airtight device is used for controlling the air inlet in the elevator, then the air inlet direction of the winnowing mechanism is adjusted, and the technical problem that in the prior art, air pollution is large in the crop seed selecting process is solved.

The invention belongs to the technical field of mushroom planting, and particularly relates to a pleurotus nebrodensis planting method which comprises the following steps: mixing raw materials of a pleurotus nebrodensis culture medium in parts by weight: 70-85 parts of cottonseed hulls, 5-15 parts of bran and 3-8 parts of corn flour, adding water to enable the water content of the culture medium to be 60%-65%, and uniformly stirring; filling the culture medium into a fungus bag to prepare a cultivation fungus stick; performing high-pressure sterilization on the cultivation mushroom sticks; inoculating the cultivation mushroom sticks in a sterile room; moving the cultivation mushroom sticks into a spawn running room to culture hyphae; after the bags are full of hyphae in the cultivation mushroom sticks, the cultivation mushroom sticks are moved into a growth chamber, buds are thinned after fruiting, and 1-2 mushroom bodies are reserved; after the mushroom bodies are mature, harvesting the mushroom bodies; according to the planting method, the quality and yield of pleurotus nebrodensis can be effectively improved, accumulation of toxins in the culture medium can be reduced, recycling of the culture medium is facilitated, and the production cost of farmer households is reduced.

The invention provides a water-retaining material as well as a preparation method and application thereof, and finds that corn glume has extremely high water absorption rate and can be used as an excellent water-retaining material. The glume is obtained by crushing corncobs and then carrying out winnowing and gradient sieving, and the particle size is 2-3mm. In order to effectively utilize the material, the obtained corn glume, a binder, an expanding agent and water are mixed and granulated to prepare water-retaining agent particles, and the water-retaining agent particles are easy and convenient to apply, high in water-retaining capacity and capable of effectively improving the water-retaining capacity of soil and improving the temperature, humidity, conductivity and bulk density of the soil; therefore, the method has important commercial value for soil and land improvement.

The invention discloses a vertical corn straw leaf and ear removing device, which belongs to the field of agricultural equipment accessories, comprises a main rotating rubber roller, an auxiliary rotating rubber roller, a transmission device, a motor and other components, and is characterized in that a 75-degree included angle is formed between the plane where the main rotating rubber roller and the auxiliary rotating rubber roller are located and the horizontal plane; the main rotating rubber roller comprises a rapid leaf removing section, a U-shaped ear picking section and a U-shaped ear picking claw, the surface of the rapid leaf removing section is coated with a rubber layer with patterns, the patterns are coarse patterns and can rapidly break skins, and the U-shaped ear picking section adopts a linear groove design parallel to a roller shaft and the protruding U-shaped ear picking claw. Under the relative rotation action of the driving rotating rubber roller and the driven rotating rubber roller, the corn straw leaves and ears are removed through friction force provided by the protrusions of the driving rotating rubber roller and torque of radial transmission, corn ears and leaves are removed at the same time, conditions are provided for subsequent straw skin and pulp separation, and the corn ear and ear removing efficiency is improved. The resource utilization of corn stalk skins and stalks is increased.

The invention provides a cultivation method for promoting growth of tricholoma matsutake by using a biological activation substrate and application of the cultivation method. The invention provides a tricholoma matsutake cultivation process which takes bamboo shoot shells as a main material and is matched with a growth-promoting strain vv6. The method comprises the following steps: crushing and pre-wetting raw materials, carrying out aerobic high-temperature composting, cooling to a safety window, adding vv6 for pre-activation, inoculating tricholoma matsutake, covering rice husks, and controlling a fruiting environment. A ground isolating membrane structure is overlaid on a field cultivation scene, a soil-borne disease and pest ascending channel is cut off in a physical mode, and experimental results show that the red tricholoma matsutake planted through the method is higher in yield, the nutrient content of sporocarp is richer, and application and popularization are better facilitated.

The utility model relates to the technical field of shellfish cleaning, and discloses a flexible shellfish cleaning device which comprises a base, an outer shell fixedly installed on the top of the base, cleaning mechanisms arranged inside and outside the outer shell, silt auxiliary separation mechanisms arranged inside and outside the outer shell, and an access door movably installed on the front face of the outer shell. A mounting door is rotationally mounted on the left side of the shell. By arranging the silt auxiliary separation mechanism, under the action of the screening assembly, silt and dirt mixed in the cleaned flexible shellfish can be screened, the situation that silt and dirt directly fall into the collecting frame, and consequently secondary pollution is caused to the flexible shellfish is avoided, under the action of the adjusting cleaning assembly, the flexible shellfish can be cleaned, and the cleaning efficiency is improved. The flexible shellfish cleaning device has the advantages that the flexible shellfish cleaning device is simple in structure and convenient to use, water resources after cleaning can be secondarily utilized, collected silt and dirt can be uniformly treated after cleaning work is finished, the flexible shellfish can be sufficiently cleaned by the aid of the cleaning mechanism, and the flexible shellfish can be integrally conveyed and collected after cleaning is finished.

The invention provides a composition and application thereof in plant growth promotion, and the composition is granular and is prepared from corn glume, polyvinyl alcohol, sodium bentonite and water. The composition can be directly applied through a fertilizer throwing machine or applied together with a chemical fertilizer and an organic fertilizer, after application, the plant yield and quality can be improved, the lodging resistance of plants can be improved, the composition especially has a remarkable effect on increasing the yield of crops in arid regions, materials are easy to obtain, the price is low, pollution is avoided, and the composition has important significance on development of the planting industry in China.

The forestry seedling transplanting device comprises a bottom plate, the left side of the upper end of the bottom plate is fixedly connected with a shell, the front side and the rear side of the right side of the shell are each provided with a shell, the upper end of the bottom plate is fixedly connected with a base, and the front side and the rear side of the upper end of the base are each provided with a containing groove; two sets of clamping plates are arranged on the front side and the rear side of the upper portion of the base correspondingly, a water supplementing tank, a lifting mechanism and a clamping mechanism are fixedly connected to the right side of the upper end of the bottom plate, and the lifting mechanism is located in the shell. The seedling transplanting device has the advantage of being good in protection performance, and solves the problems that an existing seedling transplanting device is poor in protection performance, seedlings cannot be effectively protected, clamped and fixed when people use the seedling transplanting device, due to the fact that many branches on the seedlings are unfolded, the sizes of the seedlings are different, the number of the unfolded branches is different, and the seedling transplanting device is poor in protection performance. And the seedlings can be damaged during clamping.

The utility model discloses a humanoid hand type peanut seed shelling device which comprises a profile rack, a pose adjusting mechanism and a shell breaking mechanism, a two-claw finger air cylinder of the pose adjusting mechanism is vertically arranged, two claws at the top end of the two-claw finger air cylinder are respectively connected with one side of a humanoid peanut shell mold, and a cavity formed in the humanoid peanut shell mold is used for containing the bottom of a peanut. The internal shape of the cavity is matched with the shape of a peanut; the shell breaking mechanism is provided with a shell breaking finger air cylinder, the shell breaking finger air cylinder is driven to be close to or away from peanut shell imitating molds of the posture adjusting mechanism, and the shell breaking finger air cylinder is connected with and drives a pair of peanut head shell breaking molds to be close to or away from each other in the seam direction of the two-claw finger air cylinder; when the peanut head shell breaking molds approach each other, the abdominal suture lines of the peanuts are extruded. In the shell breaking process, the peanut shell breaking device effectively guarantees that the positions of peanut abdomen stitches are extruded, peanuts are easier to break shells, peanut seeds are not prone to damage, and therefore the integrity of the peanut seeds is guaranteed.

The invention discloses a high organic matter sludge-based ecological restoration spray-seeding base material preparation and vegetation method, the spray-seeding base material is prepared by mixing 60%-75% of dehydrated sludge, 5%-10% of an ecological curing agent, 3%-5% of pretreated straw fiber, 3%-8% of broken rice husk and 10%-15% of a solid waste conditioner by dry mass, a certain amount of water is added to adjust the slump of the base material to 170-180mm, and the spray-seeding base material has the characteristic of early strength. The planting construction is performed by three times of spray-seeding, the spray-seeding thickness of each time is 5-7cm, the interval time is not less than 3h, grass seeds are mixed during spray-seeding of the last layer, and the surface is covered with a degradable fiber net. The prepared base material has good fluidity, mechanical strength and vegetation performance and can be applied to various slope ecological restoration and greening planting projects, and large-scale collaborative ecological utilization of river and lake bottom mud and other industrial solid waste materials is achieved.

The invention discloses an electric control air suction type seed metering device suitable for seeding pelletized millet, and relates to the technical field of agricultural machinery, the electric control air suction type seed metering device comprises an air suction chamber shell, a seed metering device rear cover, a seed box and a negative pressure port, an air suction disc is fixedly installed in the air suction chamber, and a seed metering disc is rotatably installed in the seed metering device rear cover; an air suction adjusting mechanism is arranged between the air suction disc and the air suction chamber shell, a plurality of groups of suction holes with different sizes are annularly and concentrically distributed in the seed metering disc, the air suction disc is provided with an air extraction opening corresponding to the suction holes, the seed metering disc is attached to the air suction disc, and the center of the air suction disc and the air suction chamber shell are hermetically mounted through a sealing bolt and a gasket; a seed falling area is arranged on the air suction disc, and when the seed metering disc reaches the seed falling area, seeds are separated from the suction holes and fall into a seed feeding opening in the bottom of the rear cover of the seed metering device; the suction holes of various sizes are formed in the seed metering disc, and the air suction adjusting mechanism on the air suction disc is combined, so that the seeds of different sizes are sucked and discharged.

The utility model provides a seeder and a shaft connecting structure thereof. The seed metering cavity comprises a seed metering cavity shell, a roller, a supporting shaft and a walking support, the supporting shaft is fixedly connected to the walking support, the seed metering cavity shell is located in the roller, the two opposite side walls of the roller are the first side wall and the second side wall, the supporting shaft penetrates through and is rotationally connected to the first side wall, and the supporting shaft penetrates through and is rotationally connected to the second side wall. The supporting shaft is fixedly connected to the shell wall, close to the first side wall, of the seed metering cavity shell, a first matching part is arranged on the second side wall, and a second matching part is arranged on the side wall of the seed metering cavity shell; when the roller and the seed-metering cavity shell rotate relatively, the first matching piece and the second matching piece are matched with each other to generate supporting force on the seed-metering cavity shell. The support stability between the roller and the shell of the seed metering cavity is extremely high, and when in use, the roller and the shell of the seed metering cavity are not easy to extrude and contact, so that the probability of clamping stagnation is greatly reduced.

The utility model discloses a chestnut oil tea shelling machine which comprises a machine frame, a driving assembly integrated on the machine frame and a roller pricking mechanism installed at the power output end of the driving assembly, the roller pricking mechanism is provided with two sets of pricking rollers, and the space between the two sets of pricking rollers is a shell separation space. A feeding guide plate is arranged on the rack, one end of the feeding guide plate is a feeding section, and the other end of the feeding guide plate extends into the shell separation space to form a pressure guide section; the pressure guide section adjusts the distance between the pressure guide section and the two sets of licker-in rollers through a pressure guide rod structure on the side face, and therefore the size of the shell separation space at the corresponding position is adjusted so that the shell separation space can adapt to the sizes of fruits of different sizes. According to the device, the licker-in is used for replacing a shelling structure in the prior art, the seed breaking rate of camellia oleifera fruit green shells can be reduced, the licker-in can directly pierce into shells of thorn lumps, and the purpose of breaking the thorn lumps is achieved.

The invention discloses a seed melon dibbler which comprises a dibbler shaft (14) and a seed metering box (18), a shell (16), a seed taking plate and a seed metering cam (9) are arranged on the dibbler shaft (14) in a sleeving mode, the seed taking plate can rotate on the dibbler shaft (14), the shell (16) and the seed metering cam (9) are fixed, a seed discharging pipe (13) is arranged on the shell (16) on one side, the seed taking plate is an annular plate-shaped body, and the seed metering cam (9) is arranged on the other side of the shell (16). A seed chamber (20) is arranged on one side of the seed taking plate, a release plate placing groove is formed in the plate surface of the seed taking plate on the other side of the seed taking plate, a slotted hole (21) is formed in the position, close to the outer edge, of the seed taking plate, a seed taking nest (2) is formed in the position, on the outer edge of the slotted hole (21), of the seed taking plate, the nest core of the seed taking nest (2) faces the circle center direction of the seed taking plate, and a release plate is arranged in the release plate placing groove (6). A seed taking space is formed between the seed taking nest and the release plate (7), and the seed metering box (18) is arranged on one side of the release plate of the slotted hole.

The utility model discloses a forest seedling protection device which comprises a bottom plate, an outer shell is fixedly connected to the inner wall of the bottom plate, a first fixing ring is fixedly connected to the outer wall of the outer shell, a transparent cover is connected to the inner wall of the outer shell in a sliding mode, and air holes are formed in the top of the transparent cover. Adjustment according to different seedling heights is achieved, the application range is wider, meanwhile, illumination of the seedlings is effectively guaranteed, through cooperation between insertion rods and ground nails, connection between the device and the ground is more stable, it is avoided that the device inclines due to large wind power, and the protection capacity is improved; the possibility that external cold air enters the inner cavity is reduced, loss of internal heat is reduced, the anti-freezing capacity is improved, the shell is additionally arranged, the traditional tedious work that workers need to wind tree seedlings through ropes is avoided, branches and leaves of the tree seedlings are subjected to anti-freezing protection while the workload is reduced, and the protection effect is better.

The invention relates to the field of rice seedling raising cultivation, and discloses a preparation method of a pest-resistant orderly-released rice seedling raising substrate, which comprises the following steps: (a) preparing a composite microcapsule which comprises a functional microorganism core and an intelligent response type shell coating the functional microorganism core; wherein a compound microbial flora and a quorum sensing signal precursor are loaded in the functionalized microbial core; the intelligent response type shell contains a plant immunity inducer, and the material of the shell is set to be degraded under the action of rice root exudates. By designing a composite microcapsule structure, programmed and targeted release of active substances is realized, so that a plant immunity inducer acts in advance in the early stage of seedling raising, and a composite microbial flora is accurately released to a rhizosphere area only when a rice root system is in contact with the microcapsule, so that the effect of raising seedlings is achieved. And the utilization efficiency and the action accuracy of each functional component are obviously improved.

The application discloses a seeding device for planting atractylodes lancea and a seeding method thereof, and relates to the technical field of seeding devices. The seeding device for planting atractylodes lancea comprises symmetrically arranged mounting plates, further comprises: rotary drums symmetrically and rotatably connected between the two mounting plates, and a conveying belt connected between the two rotary drums; a shovel plate arranged at one end of the conveying belt and used for shoveling soil at a depth of 3-5 cm below the surface of the soil; and a storage hopper located above the conveying belt and used for arranging rice husks in the storage hopper on the conveying belt and mixing the soil and the rice husks through a mixing assembly and then arranging the mixed soil and rice husks on the land. In the application, a part of the soil on the surface of the soil is shovelled and mixed with the rice husks during the seeding process, and then the mixed soil and rice husks are covered on the seeds of atractylodes lancea, so that the soil covered on the seeds of atractylodes lancea is loose, thereby effectively improving the air permeability, and the seeds of atractylodes lancea are seeded through the anti-blocking seeding mechanism, so that the problem of seed blockage is avoided.

The utility model discloses a seed melon dibbler which comprises a dibbler shaft (14) and a seed metering box (18), a shell (16), a seed taking plate and a seed metering cam (9) are sleeved on the dibbler shaft (14), the seed taking plate can rotate on the dibbler shaft (14), the shell (16) and the seed metering cam (9) are fixed, a seed discharging pipe (13) is arranged on the shell (16) on one side, the seed taking plate is an annular plate-shaped body, and the seed metering cam (9) is arranged on the other side of the shell (16). A seed chamber (20) is arranged on one side of the seed taking plate, a release plate placing groove is formed in the plate surface of the seed taking plate on the other side of the seed taking plate, a slotted hole (21) is formed in the position, close to the outer edge, of the seed taking plate, a seed taking nest (2) is formed in the position, on the outer edge of the slotted hole (21), of the seed taking plate, the nest core of the seed taking nest (2) faces the circle center direction of the seed taking plate, and a release plate is arranged in the release plate placing groove (6). A seed taking space is formed between the seed taking nest and the release plate (7), and the seed metering box (18) is arranged on one side of the release plate of the slotted hole.

The utility model relates to the technical field of trichosanthes kirilowii maxim seed processing, and provides a trichosanthes kirilowii maxim seed shucker which comprises a fixing frame, a barrel body is fixedly installed at the top of the fixing frame, a driving motor is fixedly installed in the center of the interior of the barrel body, and a first grinding wheel is fixedly installed at the output end of the driving motor; the driving motor is started to drive the first grinding wheel to rotate, then trichosanthes kirilowii maxim seeds needing to be husked are added between the first grinding wheel and the second grinding wheel through the feeding hopper, the trichosanthes kirilowii maxim seeds rotate or roll in a cavity between the first grinding wheel and the second grinding wheel, shells make contact with the first grinding wheel and the second grinding wheel and are rubbed, and the shells are gradually abraded; trichosanthes kirilowii Maxim seeds with shells ground off fall into the barrel body, a carding plate is fixedly installed at the bottom of the first grinding wheel and can spread the fallen Trichosanthes kirilowii Maxim seeds and the shells to be scattered, the ground shells fall onto a flow guide plate through filtering holes and are collected in a centralized mode through the flow guide plate, and the Trichosanthes kirilowii Maxim seeds are intercepted in the barrel body. And the conical cover can protect the driving motor.

The invention belongs to the technical field of nutrition bowls, and particularly relates to a saussurea involucrata seedling raising nutrition bowl which comprises a nutrition bowl body, the nutrition bowl body comprises an outer shell and an inner shell, and the inner shell is detachably installed in the middle of the outer shell; a liquid storage cavity is formed between the outer shell and the inner shell; water leakage holes are formed in the bottom of the inner shell, and a base plate is arranged in the inner shell. The slow-release assembly is arranged in the liquid storage cavity and used for slowly releasing nutrition needed by plant growth into stored water in the liquid storage cavity, the slow-release assembly comprises a mounting seat, and a slow-release block is mounted on the mounting seat; by arranging the outer shell and the inner shell, when soil needs to be replaced or the nutrition bowl needs to be cleaned, the outer shell and the inner shell can be easily separated, and operation is easy, convenient and rapid; the liquid storage cavity formed between the outer shell and the inner shell effectively stores water and nutrients needed by plant growth, and the slow release assembly is matched, so that continuous and stable supply of the nutrients is achieved, and the trouble of frequent fertilization is reduced.

The utility model belongs to the technical field of agriculture and forestry insect and mosquito trapping, and particularly relates to an intelligent agriculture and forestry insect and mosquito trapping device which comprises a trapper shell, a trapping mechanism is arranged in the trapper shell, and a deinsectization mechanism is arranged in the trapper shell. The trapping mechanism comprises a trapping bin, a trapping tank, trapping liquid, a placing plate and air holes, the trapping bin is communicated with the two sides and the top of the trap shell, the outer diameter of the trapping bin is larger than the inner diameter of the trapping bin, the trapping bin is conical, the trapping tank is arranged at the bottom of the inner wall of the trap shell, the trapping liquid is arranged in the trapping tank, and the placing plate is arranged on the trapping tank. The placing plate is installed in the trap shell and located on the top of the trapping tank, and the air holes are formed in the top of the placing plate. The utility model provides an intelligent agriculture and forestry insect and mosquito trapping device which can trap and kill mosquitoes, has small influence on the environment, reduces pesticide residues, avoids pollution of soil and water sources, and is beneficial to protection of the ecological environment.

The invention relates to the technical field of cultivators, and discloses a cultivator for agricultural machinery, which comprises a cultivator shell, the top of the cultivator shell is fixedly connected with a feed hopper, the bottom of the cultivator shell is rotatably connected with a press wheel, an electric push rod is started while seeds enter a feed pipe, and the press wheel is pushed by the electric push rod to press the seeds into the feed pipe. The connecting rod is driven to slide up and down on the inner wall of the feeding pipe, meanwhile, the push block fixedly connected with the connecting rod slides along with the connecting rod, the sliding rod is pulled to move synchronously while the push block slides, and the inner rod moves upwards under the pushing force of the sliding rod; according to the seed scraping device, the push block effectively prevents seeds from falling from gaps of the feeding pipe while scraping the seeds, the seeds adhered to the inner wall of the feeding pipe can be smoothly scraped under the back-and-forth scraping of the push block, the continuity of the seeds in the falling process is ensured, and the seeds cannot be adhered to the inner wall of the feeding pipe to cause blockage of the feeding pipe.

The utility model discloses seed processing and sample mixing equipment with a controllable proportion. The seed processing and sample mixing equipment comprises a support, an outer shell is installed at the top end of the support, a shell is installed at the top end of an electronic scale, and a second motor is installed at the top end of a feeding port. The electronic scale is installed at the top end of the shell, seeds can be put into the shell at first, then the weight of the seeds in the shell can be detected through the electronic scale, the weight of the seeds can be seen through the display screen, the seeds cannot enter the shell through the feeding port when the spiral shaft does not work, and therefore the seed screening efficiency is improved. In this way, the weight can be detected, after the appropriate seed weight is detected, a second motor works to drive a spiral shaft to rotate, the spiral shaft rotates to drive the seeds in the shell to enter the shell through a feeding port, and different seeds can be put into the shell in different proportions to be mixed; therefore, the purpose of conveniently adjusting the seed proportion by the seed processing sample mixing equipment is achieved.

The invention relates to the technical field of seedling raising devices, in particular to a seedling raising device for agricultural planting and a seedling raising method.The seedling raising device comprises a mounting frame, the top of the mounting frame is in threaded connection with a seedling raising outer shell, a seedling raising inner shell is fixed in the seedling raising outer shell, a water absorption cotton cover is fixed in the seedling raising inner shell, and a water absorption cotton core is fixed to the bottom end of the water absorption cotton cover; a water pipe is mounted at the bottom end of the mounting frame, a one-way water valve is fixedly inserted into the top end of the water pipe, and the one-way water valve penetrates through a bottom plate of the seedling culture outer shell; the seedling raising device has the advantages that the water absorption cotton cover and the water absorption cotton core are arranged in the seedling raising inner shell, and water absorption of a water absorption material is utilized, so that water supply of soil can be accurately controlled. When water flows through the water conveying pipeline, clear water is injected into the area between the seedling raising outer shell and the seedling raising inner shell through the water pipe and the one-way water valve, the water absorption cotton cover and the water absorption cotton core absorb the clear water and then soak soil in the seedling raising inner shell, and accurate irrigation of seedling roots is achieved.

(DE) A plant shelter (1) comprising a top, a bottom, an outer surface, and an inner surface as a protective covering for plants, which includes: three rectangular side panels (2) each with two long (3) and two short (4) edges and at least six connecting nails (5). All three side panels (2) have an indefinite number of openings (6). Each side panel (2) has at least two connecting nails (5) for fastening along two adjacent long edges (3). Consequently, the connecting nails (5) in the assembled state of all side panels (2) with the openings (6) form the plant shelter. Crucially, both the side panels (2) and the connecting nails (5) are made of biodegradable material, namely untreated wood.

The invention relates to the technical field of agricultural machinery, in particular to a multifunctional agricultural cultivator which comprises a shell, a feeding hopper is fixedly connected to the top of the shell, a spraying opening is formed in the bottom of one end of the shell, and a discharging hopper is fixedly connected to the bottom of the shell. A transmission assembly is arranged in the end, close to the spraying opening, of the shell, a fixing cover is fixedly connected to the bottom of the feeding hopper, and a discharging device is arranged in the fixing cover; the transmission assembly drives the plowing wheel and the plowing shovel to intermittently plow land, intermittent sowing after plowing at the same frequency is achieved through transmission between the transmission wheel and the transmission belt, and meanwhile seeds are intermittently conveyed through the conveying plate; seeds are distributed through a triangular material distribution piece and a material distribution plate to achieve plowing and sowing of multiple fields, soil accumulated by a plowing shovel is pushed to be flat through a recovery plate, and the seeds in the fields are covered with the soil again.