588results about How to "Improve fertilization efficiency" patented technology

The invention discloses high-concentration full-nutrition functional suspension liquid fertilizer and a preparation method thereof. 1-5 parts of functional additive, 40-60 parts of major element fertilizer, 1-5 of medium element fertilizer, 0.5-2.5 parts of trace element fertilizer, 0.5-2.5 parts of suspension agent and 20-40 parts of water are homogeneously emulsified and evenly mixed in a specific order to prepare the product. The obtained suspension liquid fertilizer is rich in nitrogen, phosphorus, potassium and medium and trace elements and has comprehensive nutrients and a reasonable ratio, and sufficient nutrients can be provided for different stages of plant growth. The functional additive contained in the product has the functions of positively promoting the plant growth and conditioning the soil, the physiological metabolism of plants can be stimulated, the stress resistance can be enhanced, the body immunity can be improved, the soil structure can be improved, the utilization rate of various nutrients by the plants can be increased, the yield of crop products is increased, and the quality of the crop products is improved. The fertilizer is fully water-soluble, good in fluidity and suitable for an integrated irrigation system of water-soluble fertilizer; the fertilizer is produced under normal temperature and normal pressure, the equipment is simple, large-scale production is easily achieved, and the labor degree is reduced.

The invention relates to a solid fertilizer applying apparatus, and especially relates to a rapid solid fertilizer applying apparatus used for gardens. Technical problems to be solved are solved by providing the rapid solid fertilizer applying apparatus used for gardens, with the advantages of no long time, high fertilizing efficiency and small labor intensity. The rapid solid fertilizer applying apparatus used for gardens comprises a cart, first supporting rods, baffle plates, first springs, a placing plate, a 7-shaped support, an iron fertilizer box, a feeding hopper, a discharging tube, a valve and a second supporting rod; and a cart plate at the tops of through holes is symmetrically provided with the first supporting rods, one of the baffle plates is hinged to the top end of each first supporting rod, and the first springs are connected between the baffle plates and the through holes. A colter is adopted to form a ditch, and the baffle plates are pushed by a pressure plate to open the formed ditch, so a solid fertilizer falls to soil with the shallow ditch, thereby the apparatus has the advantages of time saving, high fertilizing efficiency and small labor intensity.

The invention relates to a tobacco field soil improving method. The method comprises the following steps: green manure is applied to soil, the green manure is ploughed down 30-45d before next year tobacco seedling transplantation, and biomass charcoal is applied to soil 15-20d after the green manure is ploughed down. The green manure and the biomass charcoal are combined to restore tobacco field soil, so the content of organic matters in soil is improved, the water retention property of the soil is improved, the growth of roots in the earlier growing stage of tobacco plants is promoted, and early and fast growth of the tobacco plants is promoted; and the method also has the advantages of increase of the content of tobacco leaves, increase of the proportion of high-and-middle tobacco leaves, increase of the output value of the tobacco leaves, improvement of the quality of the tobacco leaves, coordination of chemical components, increase of the fragrance and the oil content of the tobacco leaves, improvement of the smoking quality of the tobacco leaves, reduction of the application amount of chemical fertilizers, and improvement of the utilization rate of the fertilizers.

The invention provides a high-phosphorus high-potassium liquid compound fertilizer. The liquid compound fertilizer comprises the following components: 20-120 parts of a phosphorus fertilizer, 15-60 parts of a potassium fertilizer, 0.1-12 parts of a microelement fertilizer, 0.5-5 parts of a co-solvent and 10-50 parts of water, wherein the microelement fertilizer is one or more of a boron fertilizer, a manganese fertilizer, a zinc fertilizer and an iron fertilizer and is a water-soluble fertilizer. The invention also provides a preparation method and an application method of the high-phosphorus high-potassium liquid compound fertilizer. The contents of phosphorus and potassium in the high-phosphorus high-potassium liquid compound fertilizer are higher, the phosphate radicals and potassium ions stably coexist in a liquid phase so that the generation of insoluble precipitates such as potassium phosphate is avoided, the high-phosphorus high-potassium liquid compound fertilizer has the advantages of high content of the total nutrient, stable physical and chemical shapes, no phenomena such as crystallization, precipitation and layering under high temperature, low temperature and room temperature conditions, good fluidity, high-concentration nutrients, time conservation, labor conservation, fertilizer conservation, high fertilizer efficiency and the like, the high-phosphorus high-potassium liquid compound fertilizer is suitable for larger-area automatic fertilizer-applying operation and the fertilizer-applying efficiency can be significantly increased.

The invention discloses an agricultural chemical fertilizer application device which comprises a vehicle body, wherein an electronic hydraulic cylinder is arranged on the vehicle body; a furrower is arranged on the electronic hydraulic cylinder; a feeding cylinder is arranged on the vehicle body; a chemical fertilizer cylinder is arranged at the upper part of the feeding cylinder; a first piston is moveably mounted inside the feeding cylinder; a frame which takes a dual rectangular shape is fixedly mounted at the right end of the first piston; a first rack and a second rack are arranged on the surface inside the frame taking the dual rectangular shape; an incomplete gear is arranged inside the frame taking the dual rectangular shape; a connecting rod B is fixedly mounted at the right end of the frame taking the dual rectangular shape; a water sucking sleeve is fixedly mounted on the vehicle body; a second piston is arranged inside the water sucking sleeve; the second piston is connected with the connecting rod B; a water sucking tube is arranged on the water sucking sleeve; the water sucking tube is communicated with a water tank; a water discharge tube is arranged at the right end of the water sucking sleeve; the water discharge tube extends to the bottom of the vehicle body. The agricultural chemical fertilizer application device is capable of implementing operation of furrowing, fertilization and water spraying in sequence, is relatively high in automatic degree, low in working intensity and high in fertilization efficiency, the time and the labor can be saved, quantitative fertilization of chemical fertilizers is achieved, and the chemical fertilize application quality is improved.

The invention belongs to the field of agricultural fertilizer distribution machinery and particularly relates to a fertilizer distributor. The fertilizer distributor comprises a rack, wherein the rack is fixedly provided with a fertilizer box; a walking mechanism is arranged on the lower side of the rack; a discharging opening on the lower side of the fertilizer box is provided with a fertilizer quantity adjusting mechanism; a fertilizer distribution mechanism is arranged on the lower side of the fertilizer quantity adjusting mechanism; the fertilizer distributor further comprises a driving mechanism for driving a fertilizer distribution mechanism to move. The fertilizer distributor is moved by the walking mechanism; when the fertilizer distributor moves, the driving mechanism drives the fertilizer distribution mechanism to move; fertilizers are distributed when the fertilizer distributor moves so that the fertilization efficiency is greatly improved. The fertilizer distributor is further provided with the fertilizer quantity adjusting mechanism so that proper fertilization quantities are selected due to different crops and soil fertilities and farmers can distribute the fertilizers conveniently. The fertilizer distributor is simple in structure, low in construction cost, simple and convenient to operate, stable and reliable in performance, and high in working efficiency.

The invention relates to a tea garden fertilizer applying method and aims to provide a fertilizer applying method for improving the tea garden soil aqueous vapor fertilizer environment. The method comprises the following steps of: (1) digging substrate grooves with the lengths of 30-60cm, the widths of 20-40cm and the depths of 50-80cm in the positions among tea tree lines or plants every 150-200cm and uniformly distributing the substrate grooves between the line and the line alternately; and (2) filling fermented organic substrates into the substrate grooves and then covering garden soil with the thickness of 5-8cm so that the surface of the garden soil is leveled with the ambient earth surface. The invention is beneficial to deepening an effective soil layer and improving the soil fertility and the soil structure; the substrate grooves are earthworm sources and are beneficial to improving the soil fertility and the soil ventilation; organic matters are more intensively applied to one side of a tea tree relatively, and the proportion of an absorbing root system and a transportation root system is proper, thereby being beneficial to improving the yield and the quality of tea; and the invention can improve the water content of the slope tea garden deep soil and the water retaining capacity of the soil and promote the downward growth of the root system.

The invention discloses an efficient watering and fertilization device for agriculture. The device comprises a base plate, a box, a first motor, a disc, a movable rod, a fertilizer hopper, a crushingplate, a first spring, a first haulage rope, a second haulage rope, a first tooth bar, a second spring, a first rotating shaft, a first gear, an agitator arm, spraying mechanisms and a fertilization mechanism. With the arrangement of the first motor, the disc, the movable rod, the first haulage rope and the crushing plate, a solid granular fertilizer is repeatedly crushed, and then the solid fertilizer is better dissolved in water and utilization rate of the fertilizer is raised. With the arrangement of the second haulage rope, the first tooth bar, the first gear, the second spring, the firstrotating shaft and the agitator arm for cooperation, the agitator arm rotates in the forward and reverse directions such that water and the fertilizer are better integrated and fertilizer water preparation efficiency is raised. With the arrangement of two spraying mechanisms, continuous spraying is realized. With the arrangement of the fertilization mechanism, a nozzle can rotate a certain angle in both forward and reverse directions such that spraying range is widened, fertilization efficiency is raised and labor of workers is reduced.

The invention discloses a high-efficient fertilization device for pastures. The high-efficient fertilization device comprises a base, and a spraying box and a stirring box arranged on the base from right to left; a movable frame is arranged at the lower part of an inner cavity of the spraying box; straight tooth surfaces are symmetrically arranged on the left and right inner lateral surfaces of the movable frame, incomplete gears which are meshed with the straight tooth surfaces are arranged in the central positions of the straight tooth surfaces on the two sides; a connecting column is fixed at the top center of the movable frame, a screw rod is rotationally connected to the top of the connecting column, a screw rod sleeve is arranged on the periphery of the screw rod, a cylinder is connected to the top of the screw rod, a piston piece which is matched with the cylinder is arranged in the cylinder, and fixed at the top of the inner cavity of the spraying box through a piston piece connecting rod, a feed pumping hose and a discharging pipe are respectively connected to the left side and the right side of the cylinder, and the feed pumping hose is connected with the stirring box; and damping rollers are arranged at four corners of the bottom of the base. The high-efficient fertilization device disclosed by the invention is wide in fertilizer spraying range and high in fertilization efficiency, and further ingenious in structure and worthy of being popularized and applied.

The invention provides a water-soluble composite fertilizer with high phosphorus and calcium. The composite material comprises, by weight, 10-60 parts of a potash fertilizer, 10-60 parts of a phosphate fertilizer, 10-30 parts of a calcium fertilizer, 2-20 parts of urea and 0.1-5 parts of an anti-caking agent. The invention also provides a preparation method of the water-soluble composite fertilizer with high phosphorus and calcium. The composite fertilizer has the characteristics of high content of total nutrients, stable physical and chemical properties, good powder fluidity, no caking, precipitation or gas bloating at high temperature, low temperature or normal temperature, and good solubility. Phosphoric acid or phosphate is added to a solution obtained by dissolving the composite fertilizer in water to provide an acidic condition in order to make phosphate radicals and calcium ions simultaneously stably coexist in a liquid phase and avoid the generation of calcium phosphate and other insoluble precipitates. The water-soluble composite fertilizer effectively improves the fertilizer utilization rate, has highly concentrated nutrients, is suitable for large-area automatic fertilization, can obviously improve the fertilizing efficiency, and also has the advantages of time saving, labor saving, fertilizer saving and fast fertilizer efficiency.

The invention relates to the technical field of agricultural production, and discloses a fertilizer application apparatus for agricultural planting. The fertilizer application apparatus comprises a bottom plate, wherein the upper end of the bottom plate is fixedly provided with a box body, the inner bottom of the box body is fixedly provided with a transverse plate which is horizontally arranged,a vertical plate which is vertically arranged is also arranged inside the box body, the vertical plate is fixedly arranged between the transverse plate and the upper side wall of the box body, the boxbody is divided into a fertilizer cavity, a water cavity and a mixing cavity by virtue of the transverse plate and the vertical plate, the fertilizer cavity and the water cavity are located above themixing cavity, the lower side walls of the fertilizer cavity and water cavity are respectively provided with through holes communicated with the mixing cavity, an adjusting mechanism is respectivelyfixedly arranged inside the mixing cavity and water cavity, one end inside the mixing cavity is fixedly provided with a water pump, and an output end of the water pump is fixedly connected with a hose. By adopting the fertilizer application apparatus for the agricultural planting, the fertilizer can be automatically and uniformly applied to the crops on two sides, the concentration of the fertilizer in a mixed solution can be regulated, the fertilizer application efficiency can be improved, the fertilizer application manpower can be saved, and the use can be facilitated.

The invention discloses a water-saving irrigation and fertilizing method and a device thereof. The method mainly comprises the following steps: digging a plurality of vertical holes in soil around a plant root, then inserting a fertilizer rod made of a fertilizer into each vertical hole, and instilling irrigation water into the fertilizer rod in a stable and small amount manner by a water supply device to cause the irrigation water to be guided into the basement soil via the fertilizer rod and absorbed by the plant root; and adding a water soluble fertilizer as an additional fertilizer to the irrigation water in the water supply device to cause the water soluble fertilizer to go into the soil along with the irrigation water.

The invention discloses a high-efficiency biogas slurry organic suspension liquid fertilizer and a preparation method thereof. The high-efficiency biogas slurry organic suspension liquid fertilizer comprises, by weight, 21.0-42.0 parts of a biogas slurry, 6.0-9.0 parts of organic matters, 4.0-25.0 parts of a nitrogen fertilizer, 9.0-20.0 parts of a potassium fertilizer, 0.5-1.0 part of a boron fertilizer, 0.5-0.8 part of EDTA-Zn, 0.4-0.6 part of EDTA-Mn, 0.1-2.0 parts of a wetting dispersant, 0.1-2.0 parts of a thickener, 0.1-2.0 parts of an antifreeze agent and 0.1-1.0 part of a root promoter. The high-efficiency biogas slurry organic suspension liquid fertilizer is an organic-inorganic suspension liquid fertilizer, and the high-efficiency biogas slurry fertilizer is prepared by fermenting a substrate biogas slurry, so the problem of the pollution of discharge of the biogas slurry to the environment is effectively solved, the biogas slurry is transformed into valuables from wastes andis fully used, and the production cost of the liquid fertilizer is reduced. The fermented biogas slurry is used to prepare the liquid fertilizer, so the liquid fertilizer can be more rapidly dissolved in water than general products, and has the advantages of high total nutrient content, stable physical and chemical properties, and no crystallization, precipitation and stratification phenomena under high temperature, low temperature and normal temperature conditions.

The invention discloses a high-phosphorus high-zinc liquid compound fertilizer and a preparation method thereof. The compound fertilizer comprises the following raw materials in parts by weight: 0.8-1.2 parts of disodium octoborate tetrahydrate, 0.7-1.1 parts of EDTA-Mn, 8-12 parts of zinc fertilizer, 0.6-1 part of magnesium fertilizer, 40-46 parts of phosphate, 5-7 parts of urea, 0.8-1.2 parts of ammonium nitrate, 1.5-2.5 parts of urea phosphate, 1.5-2.5 parts of ammonium polyphosphate, 4-6 parts of potassium hydroxide, 1.5-2.5 parts of potassium chloride, 1.5-2.5 parts of a cosolvent and 20-30 parts of water. The compound fertilizer is a three-element liquid fertilizer containing trace elements, is high in overall nutrient content, stable in physical and chemical shape, and free from the phenomena of crystallization, precipitation and layering under the high-temperature, low-temperature and ordinary temperature conditions, can obviously improve the fertilization efficiency, and meanwhile avoids the zinc deficiency symptoms of plants.

The invention discloses a novel agricultural fertilizing device. The novel agricultural fertilizing device comprises a fertilizer box, a bearing plate is fixedly connected to the bottom of the fertilizer box, a protective box is fixedly connected to the top of the inner wall of the fertilizer box, a fixed box is fixedly connected to the top of the fertilizer box, a first motor is fixedly connected to one side of the inner wall of the fixed box, an output shaft of the first motor is fixedly connected with a rotating shaft through a speed reducer, a moving device is fixedly connected to the surface of the rotating shaft, a rack is fixedly connected to one side of the moving device, a gear is meshed with the surface of the rack, and a driving shaft is fixedly connected to the middle of the gear. The invention relates to the technical field of agricultural machines. The novel agricultural fertilizing device solves the problem that at present most of fertilizer is applied manually in agriculture to reduce fertilizing efficiency, reduces workloads of peasants and improves the working efficiency of the peasants, and the equipment is capable of applying fertilizer uniformly and avoids influences on crop growth.

The invention discloses a fertilizer application device for medicinal material planting. The fertilizer application device for medicinal material planting comprises a rack; the two sides of the rack are fixedly connected with supporting arms through clamping bolts respectively; one end of each supporting arm is fixedly provided with a connection arm; one side of each connection arm is fixedly provided with a handrail; a through hole is formed in the rack; one end of the rack penetrates through a first mounting plate through a first screw rod to be in threaded connection with a first nut; the two sides of the first mounting plate are movably connected with chutes in the side walls of the rack through sliding blocks respectively; and baffle plates are fixedly arranged at the bottom ends of the corresponding sliding blocks. By adopting the fertilizer application device disclosed by the invention, a drive motor enables a stirring shaft to rotate so as to drive a stirring impeller to rotate, so that a fertilizer and an aqueous solution are fully mixed, and a plant acquires uniform nutrient; liquid is pressed out of a pressure pump and into a discharge pipe and is sprayed out through a nozzle; through a rolling wheel moving rack, the output fertilizer falls into a hole, and the fertilizer application efficiency is improved; and the hole is covered with a tooth rake, so that the fertilizer is prevented from volatilizing, and the nutrient of the fertilizer is kept and is provided to the plant.

The invention provides a lateral deep fertilization seeding machine, and belongs to the technical field of agricultural machinery. The lateral deep fertilization seeding machine comprises seeding mechanisms and lateral deep fertilization mechanisms, wherein seed discharging shafts of the seeding mechanisms are arranged on seed discharging shaft supporting plates and seed discharging shaft supporting seats; indents are formed in the outer sides of fixed seed discharging disks in an equal spacing manner; indent adjustment blocks are arranged on movable seed discharging disks in an equal spacingmanner; the indent adjustment blocks are inserted into the indents in the fixed seed discharging disks; fertilization nozzles of the lateral deep fertilization mechanism are mounted on fertilization ditchers; both ends of fertilizer feeding pipes are respectively connected with rubber flexible connection sleeves and fertilizer boxes; covering devices are mounted on covering device brackets; the covering devices are located on the rear sides of the fertilization nozzles; fertilizer discharging shafts of fertilizer discharging transmission assemblies are mounted on internally hexagonal connection sleeves; and the fertilizer boxes are driven by the fertilizer discharging shafts to discharge fertilizer. During seeding, the lateral deep fertilization seeding machine applies the fertilizer intothe soil beside seeds, so that the fertilizer utilization rate is greatly increased; the seeding amount can be adjusted, and the lateral deep fertilization mechanisms are high in transmission efficiency; and the fertilizer discharging amount is convenient to adjust, and the lateral deep fertilization seeding machine is reasonable in structure.

The invention relates to a small maize inter-row fertilizing apparatus which comprises a bottom plate, a roller device, a counter weight device, a frame body device, a cover plate device, a holding device and a baffle plate device, wherein a first through hole, a discharge pipe, a first sloping plate, a second sloping plate, a first supporting rod, a first roller, a smashing gear, a first supporting block, a second roller and a first transverse rod are arranged on the bottom plate; the roller device comprises a third roller, a second supporting block, a second supporting rod, a second transverse rod, a hook part, a second slanting pole and a first vertical rod; the counterweight device comprises a transverse plate, a first fixed block, a second vertical rod, a balancing weight, a first bended rod and a first bracket; the frame body device comprises a frame body, a triangular block, a discharge hopper, a rotary wheel and a material splitting block; the cover plate device comprises a first positioning rod, a horizontal block, a cover plate, a first connecting rod and a first holding rod; the baffle plate device comprises a baffle plate, a first baffle plate, a drawing rod and a second baffle plate. The small maize inter-row fertilizing apparatus provided by the invention can be used for effectively fertilize inter-row maize, is high in fertilizing efficiency, and can be used for firstly smashing and covering soil.

The invention relates to a fertilizing tool, in particular to an air force fertilizing device. The air force fertilizing device comprises an air pump, a material bin, a mixing conveying device and a fertilizing spraying head. The mixing conveying device is composed of an air force spraying head and a mixed material spraying pipe. The air force spraying head extends into the mixed material spraying pipe from the rear end, the rear end of the air force spraying head is provided with a compressed air input connector, the back of the mixed material spraying pipe is provided with a feeding connector, the front inner space of the mixed material spraying pipe forms a pressurizing conveying cavity, and the front end of the pressurizing conveying cavity is provided with a straight-through discharging connector. An exhaust port of the air pump is connected to the compressed air input connector of the air force spraying head, a conveying outlet of the material bin is connected to the feeding connector of the mixing conveying device, and the discharging connector of the mixing conveying device is connected to a mixed gas input connector of the fertilizing spraying head (1). Air force of compressed air is used for fertilizing or pesticide spraying, so that the device needs no mechanical movement mechanism; the air and fertilizer or pesticides are fully mixed, so that even and efficient fertilizing is achieved. The air force fertilizing device is suitable for spraying liquid fertilizer or liquid pesticides and also suitable for spreading solid granulated fertilizer.

The invention relates to a fertilization control system for a circular and translational motion type sprinkling irrigation machine. In the fertilization control system, a constant pressure water supply unit is equipped to solve the hydraulic pressure fluctuation caused by switching of spray nozzle and other reasons, so that the operational reliability and spraying uniformity of the fertilization control system are improved; a control unit is adopted to adjust the variation of the pumping flow of fertilization injection along with the water supply flow of the constant pressure water supply unit, so that the precise and constant fertilization concentration and fertilizing amount within the whole sprinkling irrigation range are guaranteed, and especially, the precise and constant fertilization concentration and fertilizing amount are guaranteed in the situation of large flow variation amplitude of a circular and translational motion type sprinkling irrigation machine provided with a tail gun within the opening and closing time period of the tail gun.

The invention relates to a fertilizing tool, in particular to a mixing material conveying device of a pneumatic fertilization device. The mixing material conveying device is composed of a material mixing body, a spraying pipe and a pneumatic sprayer. The material mixing body and the spraying pipe are connected into a whole. The material mixing body is arranged at the rear end of the spraying pipe. The pneumatic sprayer is arranged in the inner space of the material mixing body. A pneumatic channel is formed by the inner space of the pneumatic sprayer. The rear end of the pneumatic channel is connected with a compressed air input connector. A pneumatic nozzle is arranged at the front portion of the pneumatic sprayer. The inner space of the pneumatic nozzle is communicated to the pneumatic channel. The inner space of the rear portion of the spraying pipe is of a conical structure rapidly shrinking. The inner space of the front portion of the spraying pipe is of a conical structure gradually expanding. A jet orifice is formed between the rear portion and the front portion of the spraying pipe. A supercharging material conveying cavity is formed by the conical inner space of the front portion of the spraying pipe. A negative-pressure cavity is formed by the peripheral space of the pneumatic nozzle. Pneumatic fertilization is utilized, a mechanical action mechanism is not needed for the fertilization device, air and fertilizer are sufficiently mixed, fertilization is even, and the fertilization efficiency is high. The mixing material conveying device is suitable for spraying liquid fertilizer or pesticides and is also suitable for spraying solid particle fertilizer.

The invention relates to a solid fertilizer uniform blanking device, and especially relates to an agricultural solid fertilizer uniform fertilization device. The agricultural solid fertilizer uniformfertilization device is capable of realizing quick and uniform solid fertilizer fertilization. The agricultural solid fertilizer uniform fertilization device comprises a supporting plate; a driving device is arranged on the upper part of the right side of the supporting plate; a support is arranged above the driving device; the right end of the support is provided with a fixing plate; the front side of the fixing plate is provided with a blanking device; and a blanking pipe is arranged under the blanking device. The solid fertilizer uniform blanking device is capable of realizing rapid and uniform fertilization of solid fertilizer, and is high in fertilization rate. The driving device is used for driving the blanking device for blanking; a striking gear and a storing frame are adopted foruniform blanking of fertilizers, so that uniform fertilization is realized.

The invention provides a high phosphorus high calcium liquid compound fertilizer, including the following raw materials by weight: 0.2-1.2 parts of disodium octoborate tetrahydrate, 0.05-2 parts of EDTA (ethylene diamine tetraacetic acid)-Mn, 0.05-1.8 parts of EDTA-Zn, 10-50 parts of calcium fertilizer, 0.5-6 parts of magnesium fertilizer, 20-75 parts of phosphoric acid, 1-9 parts of urea phosphate, 2-13 parts of ammonium polyphosphate, 3-15 parts of potassium fertilizer, 0.5-4 parts of a cosolvent, 0.5-4.5 parts of a stabilizer and 8-40 parts of water. The invention also provides a preparation method and a use the method of the high phosphorus high calcium liquid compound fertilizer. The high phosphorus high calcium liquid compound fertilizer enables phosphate radicals and calcium ions to stably coexist in the liquid phase to avoid production of calcium phosphate and other insoluble precipitates, effectively improves the utilization rate of phosphorus and calcium liquid fertilizers, is good in fluidity, high-enriched in nutrients, and suitable for automatic fertilizing operation of large area, can significantly improve the fertilizing efficiency, and has the advantages of being time saving, labor saving, fertilizer saving, fast in fertilizer efficiency and the like.

The invention discloses a fruit tree planting pit-digging and fertilization device, and relates to the technical field of fruit tree planting. In order to achieve the purpose of sapling planting function integration, the device specifically comprises a sapling carrying assembly and three moving assemblies fixed to the outer wall of the bottom of a cross plate, the number of the moving assemblies is three, the number of moving assemblies in the horizontal posture is two, the number of moving assembly in vertical posture is one, a fertilization assembly is fixedly connected to the outer wall ofthe bottom of each moving assembly, and a pit drilling assembly is fixedly connected to the outer wall of one side of each moving assembly; and the outer wall of one side of the cross plate is fixedlyconnected with a backfill assembly. By arranging the sapling carrying assembly, after saplings are placed into a sapling fixing device, follow-up devices can conduct overall treatment conveniently, rhizomes of plants are not prone to being damaged, and the saplings of fruit trees can be protected easily; and by arranging a robot, a telescopic cylinder, a sapling tray and a feeler lever, the telescopic cylinder stretches out, the sapling fixing device is inserted into loosened soil, automatic sapling carrying of the device can be achieved, the sapling planting efficiency is improved, and meanwhile integration of the sapling carrying function of the device can be achieved.

The invention relates to an electric quantitative annular fertilizing device for flue-cured tobacco transplanting, and belongs to the field of agricultural mechanical equipment. A quantifying shaft of the electric quantitative annular fertilizing device is driven by a micro motor to cooperate with a quantifying base to quantitatively distribute granular chemical fertilizer in a fertilizer bucket; in different growth periods of tobacco seedlings, the fertilizing amount can be adjusted through a quantitative adjusting sheet, the quantitatively distributed granular chemical fertilizer enters a conical scattering disc along a feeding pipe, the granular chemical fertilizer is annularly scattered around hole pond plantlets through the conical scattering disc under the action of rotation, an annular fertilization function is achieved, it is guaranteed that the root systems of the tobacco seedlings can grow downwards, meanwhile, electric quantitative fertilization on each tobacco seedling is achieved, the human labor intensity is greatly reduced, and fertilization efficiency is improved. In the fertilization process, the conical scattering disc can be covered with a conical cover, and it is avoided that the chemical fertilizer is scattered all around to cause chemical fertilizer waste. The electric quantitative annular fertilizing device is simple in structure, convenient to carry and high in practicality, and the fertilization efficiency is effectively improved.

The invention relates to the technical field of controlled-release fertilizers and particularly relates to a special coated controlled-release fertilizer for peanuts in a high yield field. The specialcoated controlled-release fertilizer is formed by an outer layer, a middle layer and an inner layer; a pest control component, a pest control component, a growth promotion component and a premature senescence prevention component are combined together, so that the releasing period is controlled, and the fertilization efficiency is improved; the fertilizer does not need to be applied in the wholegrowth cycle, so that the labor cost is reduced, and the fertilizer has the positive influence on the increase of yield and the improvement of quality of the peanuts.

The invention relates to a manual gravity flow type fertilizer applicator for fruit trees, which has the structural characteristics that a handle is arranged at the back part of a body; a bracket is arranged at the front part; a front wheel for supporting the body to move is installed on the bracket; a fertilizer box with an opening at the lower part is fixedly installed on the body near the front wheel side; a fertilizing tube fixed on the body is installed below the body facing the opening of the fertilizer box; a plow share of which the share point faces to the handle is fixed on the fertilizing tube near the handle side; and a transverse insert plate for controlling the fertilizer to leak is installed between the lower opening of the fertilizer box and the fertilizing tube. When the fertilizer applicator is pulled under a fruit tree, the plow share pierces into soil, the handle is shifted and the insert plate opens the lower opening of the fertilizer box for fertilizing; and when the fertilizer applicator is pushed, the handle is loosened and the insert plate resets to stop fertilizing, thus realizing automatic fertilizing for the fruit tree by pulling and pushing. The fertilizer applicator completes three processes once, saves time and labor, greatly improves the fertilizing efficiency, and improves the work efficiency by more than 5 times. This fertilizer applicator has simple structure, low cost and convenient application, and is suitable for fertilizing various fruit trees.

The invention relates to the technical field of controlled-release fertilizer, in particular to special coated controlled-release fertilizer for peanuts in saline-alkali soil. The coated controlled-release fertilizer consists of an outer layer, a middle layer and an inner layer; by combining salt resistance enhancement, prevention of etiolated seedlings, pest control, growth promotion and promotion of pod enriching components, the release period is controlled, and the fertilizing efficiency is improved; topdressing in the whole growth period is avoided, so that labor cost is reduced.

The invention discloses a multifunctional field synchronous fertilization device, which comprises a vehicle body, wherein the right side of the vehicle body is provided with a ditching plowshare; the vehicle body is provided with a synchronous fertilization and watering device. The multifunctional field synchronous fertilization device is provided with the ditching plowshare with adjustable height and a backfilling plate for carrying out efficient ditching and backfilling on a field, so as to bring convenience to fertilization. The multifunctional field synchronous fertilization device is provided with the synchronous fertilization and watering device, liquid fertilizer or water is synchronously applied to a groove while solid fertilization is carried out, and therefore, fertilization efficiency is high. The multifunctional field synchronous fertilization device is provided with an anti-blockage discharging device controlled by a driving motor, so that a fertilization amount can be accurately controlled, fertilization is guaranteed to be even, and fertilizer is saved. The multifunctional field synchronous fertilization device is provided with a sprinkling device, the position of a shower nozzle is regulated to regulate the sprinkling range of the fertilizer, and fertilization efficiency is improved.

The invention provides an agricultural fertilizing device based on quantitative delivery of a rotating disc, and relates to the technical field of agricultural fertilization. The agricultural fertilizing device comprises a cylinder, wherein an upright pillar is slidably connected in the cylinder through a limiting plate, a round disc is fixedly mounted at the top end of the upright pillar, a spring is fixedly connected between the round disc and the limiting plate, a connecting plate is fixedly mounted at the top end of the round disc, a waist hole is formed in the top of the connecting plate,rotating handles are rotatably connected to front and rear ends of the top of the cylinder, and a blocking block is fixedly mounted at the bottom end of the upright pillar. The agricultural fertilizing device can be used for directly fertilizing roots of crops, so that traditional tedious operations are avoided, the labor is saved, and the fertilizing efficiency is improved; and a fertilizer canbe quantitatively delivered, so that quantitative feeding of the fertilizer is realized, and a fertilizing effect is improved.