96 results about "Liquid manure" patented technology

The invention discloses an agricultural deep ploughing and fertilization integrated device and a use method thereof, and relates to the technical field of deep ploughing and fertilization. According to the agricultural deep ploughing and fertilizing integrated device and the using method thereof, the agricultural deep ploughing and fertilizing integrated device comprises a moving table main body, a rotary blade driven by a motor is assembled in the moving table main body, and a storage box is assembled at the top of the moving table main body; and the spraying pipeline is rotationally connected to the side face of the moving table main body. According to the agricultural deep ploughing and fertilizing integrated device and the using method thereof, the moving table body is driven to move, meanwhile, a rotary tillage blade driven by a motor is started, rotary tillage can be conducted on land, and through cooperation of a cam, a first hydraulic bin, a first stress rod, a first transmission rod, a first spring, a connecting rod, a stress plate and a power rod, rotary tillage can be conducted; the liquid fertilizer can be repeatedly sprayed to the land through the spraying pipeline and the nozzles, so that the land is completely covered by the liquid fertilizer, and the fertilizing effect of the device is improved.

The invention belongs to the technical field of agricultural fertilizers, and particularly relates to a high-efficiency yield-increasing liquid fertilizer containing enzymolysis nereis and a preparation method thereof.The method comprises the steps that the nereis is cleaned and smashed, subjected to freeze-thaw cycle pretreatment and then subjected to enzymolysis through a compound protease preparation containing protease and chitinase under the alkalescence condition, and the liquid fertilizer containing the enzymolysis nereis and the chitinase is obtained; carrying out solid-liquid separation on the obtained enzymatic hydrolysate to obtain enzymatic clam worm liquid; the preparation method comprises the following steps: mixing urea, a phosphorus-potassium fertilizer, trace elements, potassium fulvate and polyaspartic acid in a preparation tank, and then adding an N-carbamoyl-L-glutamic acid-chitosan grafted copolymer and selenocysteine-alginic acid nanoparticles to obtain a nutrient solution; and finally, mixing the enzymolysis nereis solution with the nutrient solution and the plant growth regulator to obtain a finished product. Active substances in the nereis are fully released through a biological enzymolysis technology, the prepared liquid fertilizer has the functions of nutrition supply, physiological regulation and soil improvement, crop growth can be remarkably promoted, the yield can be remarkably increased, and high-value utilization of marine biological resources is achieved.

The invention discloses a water and fertilizer integrated drip irrigation and fertilization method and system for a bamboo forest based on soil detection, and belongs to the technical field of intelligent forestry and precise irrigation. According to the method, by arranging a soil multi-parameter sensor network, bamboo forest soil moisture and the content of key nutrients such as nitrogen, phosphorus and potassium are monitored in real time; based on the monitoring data, respectively calculating a deficit index reflecting the moisture condition and a demand index reflecting the multi-nutrient comprehensive demand degree; in combination with the current growth stage of the bamboo forest, dynamically determining the water demand of each irrigation and the application amount of the special fertilizer through an intelligent decision-making model, and accurately preparing a liquid fertilizer according to the actual deficit proportion of each nutrient; finally, according to the difference of water and fertilizer requirements of different areas in the land parcel, an irrigation system is controlled to achieve zoned variable precise fertilization. According to the method, collaborative intelligent decision and on-demand accurate supply of moisture and nutrients are realized, the utilization efficiency of water and fertilizer resources is remarkably improved, the labor cost and the environmental risk are reduced, and a complete technical solution is provided for modernization accurate management of the bamboo forest industry.

The invention discloses a rice-wheat rotation area liquid manure efficient returning planting method, which comprises the following steps: step 1, precisely metering and applying liquid manure subjected to innocent treatment, step 2, precisely applying the liquid manure by stages according to the fertilizer requirement rules of rice and wheat in different growth periods, and step 3, performing returning operation by combining injection type deep application and movable sprinkling irrigation equipment. 4, carrying out matched management after the liquid manure is applied; 5, carrying out a dynamic management closed loop of measurement, calculation, determination, application, monitoring and regulation; through system implementation and dynamic closed-loop management of three precise dimensions of opportunity, method and proportioning, ammonia volatilization and nitrogen and phosphorus runoff loss are greatly reduced, agricultural non-point source pollution is effectively controlled, soil organic matter is stably increased, chemical fertilizer investment can be remarkably reduced through precise replacement, the production cost is reduced, and the economic benefit is increased. Meanwhile, fertilizer utilization rate is increased, annual yield of rice and wheat is increased, and income is increased.

The invention discloses application of agrobacterium tumefaciens C53 in converting cow dung water into efficient liquid microbial fertilizer, and relates to the field of agricultural environment microbial technology and organic waste resource utilization, agrobacterium tumefaciens C53 bacterial liquid is inoculated into cow dung water, fermentation is carried out under the aerobic condition, and the liquid microbial fertilizer is obtained. The inoculation volume of the C53 bacterial liquid accounts for 20% of the total volume of the cow dung water. According to the strain C53, high-load cow dung water is transformed into a liquid fertilizer with better nutrient form and remarkable growth promoting effect, after the efficient liquid microbial fertilizer is applied to corn, the leaf weight and the root weight of the corn can be increased by about 48.9% and 58.8% respectively compared with blank control, and a feasible microbial technical scheme is provided for green and high-value resource utilization of breeding dung.

This invention discloses a method for reducing carbon and nitrogen emissions and nutrient loss during liquid manure storage. By storing liquid poultry and livestock manure containing plant tannin extracts under natural atmospheric and static conditions, this invention reduces carbon and nitrogen emissions and nutrient loss during storage, increases the fertilizer value of the liquid manure, and improves its physicochemical properties and stability. The plant tannin extracts are natural plant extracts, environmentally friendly and non-toxic, with low cost and simple operation, making them suitable for large-scale application. This invention provides a highly efficient and environmentally friendly liquid manure storage technology for the livestock and poultry farming industry, and offers a sustainable liquid manure management solution.

A method for recovering nutrients from wet animal manure, the method comprising adding acid to wet manure (1) to lower the pH value of the wet manure to provide acidified wet manure; adding a polyelectrolyte to the acidified wet manure to obtain granulated wet acidified manure (5b); conveying the granulated wet acidified manure continuously into a liquid-solids separator (6) to separate a liquid manure fraction (16) and a solid manure fraction (7); providing a water purification apparatus (9) comprising an electrolytic cell (21), and a substantially vertical separator tower (20) arranged in a flow connection with the upper part of the electrolytic cell (21), conveying the liquid manure fraction to the electrolytic cell (21), operating the electrolytic cell (21) to produce an accumulating floc; conveying the raising floc into the separator tower (20), wherein the floc (19) is separated by expelling from the top of the separator tower (15), and conveying the solid manure fraction (7) and the floc (19) to an aerated bio-oxidizer device (8) to provide oxidized manure; discharging the oxidized manure (10) from the bio-oxidizer device. A system for recovering nutrients from wet animal manure. A fertilizer product (12) comprising nitrogen, phosphorus and potassium encapsulated in spores of Thermoactinomyces. Use of Thermoactinomyces for producing organic fertilizer. Use of a water purification apparatus for treating wet animal manure. Use of a continuously operating aerated bio-oxidizer device.

The application belongs to the technical field of agricultural fertilizer, and particularly relates to a high-efficiency yield-increasing liquid fertilizer containing enzymatic nereid and a preparation method thereof, which comprises the following steps: washing and crushing nereid, and then performing freeze-thaw cycle pretreatment; under weak alkaline conditions, a complex protease preparation containing protease and chitinase is used for enzymolysis, and an enzymatic nereid liquid is obtained through solid-liquid separation; urea, phosphate-potassium fertilizer, trace elements, potassium fulvate and polyaspartic acid are mixed in a preparation tank, and then N-carbamoyl-L-glutamic acid-chitosan graft copolymer and seleno-cysteine-alginic acid nanometer microspheres are added to obtain a nutrient liquid; finally, the enzymatic nereid liquid, the nutrient liquid and a plant growth regulator are mixed to obtain a finished product. Through the biological enzymolysis technology, the active substances in the nereid are fully released, the prepared liquid fertilizer has the functions of nutrient supply, physiological regulation and soil improvement, can significantly promote crop growth and increase yield, and realizes high-value utilization of marine biological resources.

The application provides a precise spraying liquid manure field application equipment, which comprises a storage tank, the bottom end of the storage tank is provided with a base, the inside of the storage tank is provided with a water pump, the end of the base is rotatably connected with two support assemblies, the side of each support assembly is provided with a plurality of spraying assemblies; the top end of the support assembly is provided with a rotary joint, the spraying assembly is connected with the rotary joint through the support assembly; the rotary joint comprises a joint body, a ball plug, an inlet, an outlet and a communication pipe; the inside of the base is provided with a motor one, the output end of the motor one is connected with the support assembly; the side of the support assembly is provided with a measuring assembly. The support assembly can be rotated according to the width of the spraying area, and then the spraying assembly is driven to rotate, the spraying area can be changed when the spraying assembly rotates, so as to adapt to the width of the measurement; when the spraying area is changed by the rotation of the spraying assembly, the ball plug is driven to rotate, the fertilizer flow can be controlled, the fertilizer application amount is prevented from increasing after the spraying area is reduced, and the uniformity of the fertilizer application is ensured.

The invention discloses a liquid manure distributor and a drip irrigation system, the liquid manure distributor comprises a manure storage tank and at least one screw rod, the outer wall of the screw rod is spirally provided with conveying blades in a surrounding manner, the power input end of the screw rod is provided with a motor, and the screw rod is transversely arranged in the manure storage tank in a penetrating manner; when the motor is kept in a starting state and liquid manure is continuously input from the manure inlet, the liquid manure firstly falls on the conveying blades of the screw rod, meanwhile, the motor drives the screw rod to continuously rotate, and the conveying blades of the screw rod push the liquid manure on the conveying blades to spirally move until the liquid manure reaches the bottom of the screw rod; the liquid manure is separated from the screw rod, falls into the bottom of the manure storage tank and is finally discharged through a plurality of distribution pipes; wherein in the process that the liquid manure falls on the conveying blades of the screw rod and falls from the screw rod, the vertically falling liquid manure is transversely crushed by the screw rod, so that the liquid manure is uniformly distributed at the bottom of the manure storage tank, and the uniform discharge of the liquid manure is realized.

The utility model discloses liquid fertilizer spraying equipment which comprises a rack, the lower end of the rack is fixedly connected with a transverse pipe, the transverse pipe is fixedly connected with a transverse plate, the transverse plate is fixedly connected with a spraying mechanism, and the spraying mechanism comprises a pump fixedly connected to the transverse plate. A power source used for supplying power to the pump machine is fixedly connected to the transverse plate, an inlet of the pump machine is fixedly communicated with a liquid inlet pipe, an outlet of the pump machine is fixedly communicated with a liquid outlet pipe, and an adjusting pipe is movably inserted into the transverse pipe. The deviation position of the multi-directional spraying frame can be adjusted according to the actual use environment, so that different liquid fertilizer spraying environments can be adapted, the use flexibility of the liquid fertilizer spraying equipment is effectively improved, the application range of the liquid fertilizer spraying equipment is widened, the spraying direction can be flexibly adjusted according to requirements, and the spraying efficiency is improved. The flexibility of adjusting the spraying range of the liquid fertilizer spraying equipment is effectively improved.

The invention relates to a trailing shoe distributor (10) for distributing liquid manure, comprising several liquid manure hoses (14) with outlet openings for applying the liquid manure to a substrate; several trailing shoes (20) which, in a working position of the trailing shoe distributor (10), are designed to slit the substrate before the liquid manure reaches the substrate from the outlet openings; several incorporation units (22) which, in the working position of the trailing shoe distributor (10), are designed to incorporate the applied liquid manure into the substrate by rolling along the surface as the trailing shoe distributor (10) moves along the substrate.

An amphibious vehicle for operation in a liquid manure lagoon has a first liquid manure mover (e.g., a propeller or a nozzle) that is vertically adjustable through a closed-loop linkage assembly to change the vertical position of the first liquid manure mover with respect to the surface of the liquid manure lagoon. The vehicle has a second liquid manure mover (e.g., a propeller or a nozzle) that is angularly adjustable to adjust the orientation of the second liquid manure mover with respect to the surface of the liquid manure lagoon.

The application discloses a kind of liquid excrement fermentation equipment aeration device, including fermentation tank, the upper end of the fermentation tank is equipped with upper cover, the sleeve of rotation is provided on the upper cover, the driving mechanism of driving sleeve rotation is installed on the upper cover, the piston block that can follow sleeve rotation is equipped in the sleeve, the connecting pipe of fixed connection is passed through and equipped on the piston block, the hollow reciprocating screw rod of fixed connection is connected at the bottom of the connecting pipe, the fixed plate is fixed in the fermentation tank, the reciprocating screw rod is passed through fixed plate and is connected with it cooperation.The application can effectively avoid liquid excrement through aeration hole into aeration pipe or block aeration hole, can be more effectively with liquid excrement contact time, effectively increase the oxygen content of liquid excrement, by crushing screen, gas bubble can be further broken down, to further increase the oxygen content in liquid excrement, beneficial to the fermentation work of liquid excrement, liquid excrement can also be broken down.

The utility model discloses a deep soil fertilization device for tobacco planting, which comprises a handheld frame, a drill rod and a drill bit, the top end of the handheld frame is fixedly connected with a connecting seat, a cavity is arranged in the connecting seat, a plug block is movably connected in the cavity, and the drill rod is fixedly connected with the connecting seat. The top end of the connecting base is fixedly connected with a connecting pipe which is in through connection with the cavity, a through hole which is in through connection with the cavity is formed in the drill rod, a connecting groove which is in through connection with the through hole is formed in the top end of the drill bit, and fertilization holes are formed in the two sides of the bottom end in the connecting groove. The fertilizing device has the advantages that when a hole is drilled to a certain depth, the pressure applied to rotation of the handheld frame is relieved, the spring in the annular groove relieves the elastic acting force at the moment, the drill bit is pushed to move out of the outer side of the annular groove, the fertilizing hole is exposed to the outside, and liquid fertilizer enters the connecting groove and is guided by the guide block inclining downwards, so that the liquid fertilizer is applied to the outside. The water flows out from the fertilizing holes in the two sides and is used for fertilizing the deep soil.

Device (14) for transferring liquid manure from a storage tank (8) to a spreading tank (4) towed by an agricultural tractor (2), comprising a front pipe section (16) with a suction end (12) connectable to the storage tank (8), to which a pump (100) is assigned, and an upper pipe section (28) which is fluidically connected to the pump () and which is adapted for fluidic connection to the spreading tank (4), characterized in that the pump (100) has a motor (110) arranged between at least two pipe sections (112) fluidically connected to the suction port (10) and the upper pipe section (28).

The utility model discloses a novel environment-friendly livestock manure processor, which relates to the technical field of livestock manure, and comprises a rack, a spiral auger rod is arranged on one side of the rack, and the spiral auger rod is used for conveying manure into the rack at a constant speed; the solid-liquid separation mechanism is arranged on one side of the rack, and the solid-liquid separation mechanism is used for separating liquid excrement from solid excrement; the heater is fixedly connected to the top of the inner wall of the rack, and the heater is used for drying solid excrement; the pressing plate is arranged in the rack, and the pressing plate is used for compressing solid excrement; and the driving mechanism is arranged on the pressing plate, and the driving mechanism is used for driving the pressing plate to move. According to the livestock manure collecting device, liquid manure and solid manure in livestock manure are separated through the solid-liquid separation mechanism, then the solid manure is dried through the heater, the driving mechanism drives the pressing plate to move, the dried solid manure is compressed into blocks with the same size, follow-up transportation and storage are facilitated, and meanwhile the collecting efficiency of workers is improved.

To provide a liquid fertilizer application device or method that can be used with a small tractor, and can apply a large amount of liquid fertilizer into a deep layer in the earth.SOLUTION: A liquid fertilizer distributor for distributing liquid fertilizer supplied from a liquid fertilizer tank to a plurality of liquid fertilizer insertion tubes includes: a cylindrical distribution container having a bottom face; a distribution container lid; a liquid fertilizer inlet provided in the distribution container lid; a rotary shaft positioned in the center of the distribution container and rotatable by a motor; a plurality of holes provided in the bottom face at an equal angle interval around the rotary shaft and an equal distance from the rotary shaft; a plurality of distribution plates extending from the rotary shaft to the vicinity of the inner side face of the distribution container, and equally partitioning the inside of the distribution container; and distribution plate blades disposed at edges on the vertical direction upper sides of the distribution plates.SELECTED DRAWING: Figure 3

A method of agitating liquid manure in a lagoon involves: identifying a boundary perimeter in a lagoon within which an amphibious vehicle must remain while a liquid manure agitation device mounted on the vehicle agitates liquid manure in the lagoon; selecting an agitation pattern to be applied to the lagoon from a group of at least two agitation patterns; and, operating the amphibious vehicle to travel in the lagoon within the boundary perimeter while the liquid manure agitation device agitates the liquid manure in accordance with the selected agitation pattern. The group of at least two agitation patterns includes: a random pattern whereby the vehicle randomly changes direction of travel when the vehicle reaches the boundary perimeter; or, a sweep pattern whereby the vehicle is driven toward a liquid manure pump immersed in the lagoon to push suspended solids in the liquid manure toward the liquid manure pump.

The application discloses a liquid manure composting fermentation organic fertilizer processing device, which comprises a composting fermentation tank, an aeration assembly, a composting stirring assembly, an anti-overflow assembly, a fertilizer liquid temporary storage tank and a manure solid-liquid separation device. The aeration assembly is arranged at the inner bottom of the composting fermentation tank. The aeration assembly comprises an anti-blocking aeration device. The anti-blocking aeration device is provided with aeration mechanisms and unfolding mechanisms which are distributed around. The aeration mechanisms are retracted into the anti-blocking aeration device through the unfolding mechanisms. The composting stirring assembly comprises an adjustable vertical paddle stirring assembly and an adjusting guide rail. The adjustable vertical paddle stirring assembly comprises a plurality of stirring paddles which are vertically and parallelly distributed. The adjusting guide rail is arranged around the inner wall of the composting fermentation tank. The anti-overflow assembly comprises an annular floating plate. The annular floating plate and the inner wall of the composting fermentation tank are connected with an unfoldable waterproof fabric. The application belongs to the field of aerobic fermentation technology and specifically discloses a liquid manure composting fermentation organic fertilizer processing device.

The invention discloses a method for promoting decomposition of liquid manure and application, and relates to the technical field of biology. The method comprises the following steps: inoculating a microbial combination in the liquid manure to carry out decomposition treatment; the microbial composition is prepared from bacillus subtilis, lactobacillus plantarum, saccharomyces cerevisiae and bacillus thuringiensis, the microbial composition is prepared from bacillus subtilis, lactobacillus plantarum, saccharomyces cerevisiae and bacillus thuringiensis, and the microbial composition is prepared from bacillus subtilis, lactobacillus plantarum, saccharomyces cerevisiae and bacillus thuringiensis. According to the method, the decomposition efficiency of the liquid manure can be greatly improved, the treatment method is convenient to operate, complex equipment is not needed, the method is suitable for a large-scale breeding scene, resource utilization of the liquid manure is achieved, the risk of environmental pollution is reduced, and good economic, ecological and social benefits are achieved.

The invention discloses a method for rapidly performing enzymolysis on a manure liquid through cooperation of a microbial agent and a porous medium, and belongs to the technical field of organic waste resource utilization. The method comprises a pretreatment and solid-liquid separation system, a main reactor enzymolysis reaction system, a product separation and post-treatment system and a solid-phase medium recovery and treatment system. The method comprises the following steps: carrying out solid-liquid separation on the comprehensive manure of the livestock farm through a screw press, composting solid residues, and homogenizing and temporarily storing liquid manure in an adjusting tank; conveying the liquid manure to a main reactor through a lifting pump, quantitatively adding a complex microbial inoculant and a porous medium by using an automatic feeder, and uniformly stirring the liquid in the main reactor in a self-circulation manner of distributing water from the bottom of a perforated pipe and returning water from the upper part of the perforated pipe; rapid enzymolysis reaction is realized through the synergistic effect of the microbial inoculum and the porous medium, and macromolecular organic matters are converted into micromolecular water-soluble organic fertilizers; the porous medium loaded with the microorganisms and the organic nutrients is used as a soil conditioner or an organic fertilizer base material after being subjected to low-temperature drying; the method realizes high-efficiency enzymolysis conversion of the manure liquid and high-value utilization of the product, and has the advantages of high treatment efficiency, good recycling degree, high added value of the product and the like.

The present application relates to the field of greenhouse fertilization, and discloses an ecological agricultural greenhouse drip irrigation fertilization equipment, which comprises a scissor type hinged frame located between a fixed gantry and a linkage gantry, used for forming a spread and contraction structure of drip irrigation; an edge conduction mechanism located on the fixed gantry and the linkage gantry, used for forming an edge circulation structure of drip irrigation; a circulating infusion mechanism located on the fixed gantry, used for input of liquid fertilizer in cooperation with an edge conveying box; and an opposite conduction mechanism located on the scissor type hinged frame, used for forming a circulating pipeline of liquid fertilizer conveying in cooperation with an extension tank. Through combination of the fixed gantry and the linkage gantry, flexible fertilization operation can be realized in the ecological agricultural greenhouse; through multiple parallel arrangements of the scissor type hinged frames, a scissor type support structure is formed, which enables the equipment to be effectively folded and unfolded, increases flexibility and adaptability of operation, and reduces space occupation of the equipment between different areas.

The invention relates to a system for monitoring and controlling irrigation and fertilization in agriculture, comprising: a) irrigation and fertilization equipment including: a water reservoir; multiple fertilizer or nutrient reservoirs; a mixing device for producing liquid fertilizer; multiple conduits for distributing water or liquid fertilizer to the planting area; multiple irrigation valves and pumps for distributing water or liquid fertilizer from the water reservoir or mixing device; a control module configured to control the mixing, pumping, and solenoid valve operation in the irrigation and fertilization equipment; and to communicate with the control device; b) solution sensors located at the water reservoir or liquid fertilizer reservoir, and on the conduits; soil sensors located at the base of each plant to determine soil-related environmental values ​​in the planting area including soil moisture, pH, electrical conductivity (EC), and soil temperature;c) Air sensors are placed in the growing area to determine environmental values ​​in the growing area, including temperature, humidity, and light; and d) Control devices are configured to control irrigation and fertilization of plants via irrigation pipes and valves based on data collected from multiple sensors to determine and adjust the amount of water and liquid fertilizer for each plant in the growing area.

The invention relates to the technical field of agricultural machinery and soil improvement, in particular to a liquid manure precise application and deep scarification cooperative soil improvement device and method, and the device comprises a sensing module (online NIR, TDR type soil moisture sensors and the like), an execution module (tractor automatic driving, hydraulic depth control and the like), a control module and a communication module; according to the method, through three linkage of manure characteristics-advancing speed, soil moisture content-deep scarification depth-fertilization amount, historical yield-real-time growth vigor and combination of normalized control and dynamic adjustment of operation parameters, according to the liquid manure precise application and deep scarification collaborative soil body improvement device and method, the nutrient deviation of a unit area can be controlled within + / -5%, and the soil quality is improved. The crop yield is increased by 10%-20%, the nutrient utilization rate is increased by 10%-15%, the waste is reduced by more than 25%, the service life of equipment is prolonged by about 20%, and the device is suitable for precise deep application of manure and soil improvement operation of field crops such as corn and wheat.

The invention discloses a potassium hydroxide and urea combined pretreatment method for improving composting efficiency and application. The method comprises the following steps: mixing the agricultural waste with a mixed aqueous solution containing potassium hydroxide and urea at the same time, and treating under a heating condition to destroy the lignocellulose structure of the agricultural waste. According to the method, through the synergistic effect of potassium hydroxide and urea, lignin can be selectively and efficiently removed, and meanwhile cellulose is reserved to the maximum extent. The pretreated material is composted, so that the composting temperature rise can be obviously accelerated, the decomposition period is shortened, and the high-quality organic fertilizer which is high in decomposition degree and rich in potassium and nitrogen nutrients is produced. In addition, nutrient-rich filtrate generated in the pretreatment process can be recycled as a liquid fertilizer, so that full-chain resource utilization of agricultural wastes is realized.

The invention relates to the technical field of agricultural machinery, in particular to an integrated water and fertilizer integrated irrigation head device which comprises a barrel body and a stirring assembly installed on the barrel body, and water pumps are fixedly installed on a bottom frame of the barrel body in a front-back symmetry mode. According to the head agricultural fertilization mechanical equipment of the water and fertilizer integrated irrigation system, namely water and fertilizer mixing barrel equipment, a sealing film of a bottled liquid fertilizer is broken and opened mainly through the four film puncturing blocks, so that the liquid fertilizer is poured quickly, local broken films cannot fall into the water and fertilizer, the problem that a pipeline of the irrigation system is blocked is avoided, and the irrigation efficiency is improved. Normal water and fertilizer irrigation of crops is prevented from being influenced; the bottle body can be fixed by the four film puncturing blocks, residual fertilizer in the bottle body can be rapidly flushed, the bottle body does not need to be held by a worker in the whole process, operation is convenient, extra clear water does not need to be prepared in advance, water conveyed through the water outlet pipe is not needed, and the water and fertilizer irrigation efficiency is improved.

The invention relates to a method for processing liquid manure, preferably agricultural liquid manure, in particular for producing biomass fertilizer; to a dicarboxylic-acid-containing and / or dicarboxylic-acid-salt-containing agent for said purpose; and to the use of said dicarboxylic-acid-containing and / or dicarboxylic-acid-salt-containing agent.

The invention discloses an intelligent fertilization device for crop planting, and relates to the technical field of crop fertilization, the intelligent fertilization device comprises a console and a liquid fertilizer cylinder, the console is internally provided with a fertilizer conveying device, the fertilizer conveying device is used for conveying liquid fertilizer in the liquid fertilizer cylinder, the periphery of the console is fixedly provided with a flat plate, and the flat plate is fixedly provided with a plurality of through holes; the unmanned transport vehicle is arranged at the top of the flat plate, the flat plate is used for allowing the unmanned transport vehicle to run on the top of the flat plate, and a control system is arranged in the unmanned transport vehicle and used for receiving a control instruction sent by the console; the position of the infrared transmitter is flexibly adjusted according to the actual planting distance of crops, so that uneven fertilizer distribution in the fertilization process is avoided, and each crop can obtain sufficient fertilizer.