76 results about "Sheet mulching" patented technology

The invention relates to the technical field of crop cultivation, in particular to a red bean plastic film mulching water-saving and fertilizer-retaining cultivation method, and aims to solve the problems that the integrity of an existing plastic film is damaged, the utilization efficiency of water and fertilizer is low, and the labor intensity of field management is high. The cultivation method is characterized by comprising the steps of soil preparation and bedding, base fertilizer application, laying of a drip irrigation belt below the center line of a ridge body, laying of a mulching film with prefabricated holes, accurate guiding of red bean seeds into the holes of the mulching film through a precision seeder, water and fertilizer integrated accurate management in the whole process, and prevention and control of diseases, weeds and weeds in combination with green prevention and control measures. By adopting the technical scheme, the utilization efficiency of water resources and fertilizers can be remarkably improved, stable performance of the mulching film is ensured, the labor intensity is reduced, and the effects of saving water, retaining fertilizers, saving labor, increasing yield and protecting environment are achieved.

The invention belongs to the technical field of planting of herbal coffee beans, particularly relates to a planting method of herbal coffee beans, and provides the following scheme aiming at the problems of unstable pest control effect, soil ecology damage and poor crop stress resistance caused by excessive dependence on chemical pesticides in the planting process of existing herbal coffee beans. The method comprises the following steps: S1, deeply treating soil in a planting area, and disinfecting fine soil to obtain medicine soil; s2, spreading the pesticide soil on the soil surface, and spreading a bio-organic fertilizer; s3, raking the pesticide soil and the bio-organic fertilizer into the middle layer of the ridge soil, and covering the planting ridge with a plastic film; s4, selecting seeds, soaking the seeds in warm water, and coating the seeds; s5, sowing the treated seeds to the planting ridges, and performing health management; according to the method, in the planting process of the herbal coffee beans, effective microbial communities are introduced after soil disinfection, diseases can be effectively prevented, and meanwhile the soil is improved.

The invention provides a peanut planting mulching film coverage area identification method and system, and the method comprises the steps: collecting mulching film remote sensing image data of an experimental peanut planting region through the aerial photographing of an unmanned aerial vehicle, and carrying out the two-dimensional reconstruction of the mulching film remote sensing image data, and obtaining an orthoimage; performing image processing and labeling on the orthoimage, and constructing a multi-scale mulching film semantic segmentation data set; training a semantic segmentation model by using the multi-scale mulching film semantic segmentation data set to obtain a mulching film coverage area recognition model; and based on the plastic film mulching area identification model, identifying the plastic film mulching area of the preset peanut planting area to obtain a plastic film distribution diagram and the plastic film mulching area. Accurate identification and statistics of peanut planting plastic film mulching are realized, peanut planting condition analysis is supported by using an identification result, and reliable data support is provided for agricultural scientific research, resource investigation, environmental influence evaluation and the like.

The invention discloses a land film mulching device which comprises a supporting assembly, a moving assembly, a ditching assembly, an unwinding assembly, a film pressing mechanism and a burying assembly, the moving assembly is arranged on the supporting assembly and comprises a moving frame, rolling wheels and a soil loosening rod, the moving frame is installed on the supporting assembly, the rolling wheels are rotatably installed on the moving frame, and the soil loosening rod is installed on the rolling wheels. The soil loosening rod is mounted on the roller; the trenching assembly is arranged on the supporting assembly and comprises a fixing frame, a triangular sleeve, a hydraulic cylinder and a trenching plate, the fixing frame and the triangular sleeve are installed on the supporting assembly, the hydraulic cylinder is connected with the fixing frame, the trenching plate penetrates through the interior of the triangular sleeve in a sliding mode, and the extending end of the hydraulic cylinder is connected with the trenching plate; the film pressing mechanism and the burying assembly are arranged on the supporting assembly. Therefore, digging treatment of ditches on the two sides of a film mulching site can be synchronously completed before film mulching, soil turning and covering on the two sides of a mulching film are efficiently completed after film mulching, and therefore the overall efficiency of mulching film covering is improved.

The utility model discloses an agricultural plastic film mulching device and relates to the field of agricultural machinery. The agricultural mulching film mulching device is composed of a frame body, a telescopic frame, a mulching film roll tensioning device, a supporting frame and a U-shaped groove. The telescopic frames are inserted into the bottom beam, the distance between the telescopic frames is adjusted according to the width of the mulching film roll, the mulching film roll is arranged on the conical rotating block in a sleeving mode, and the telescopic frames and the bottom beam are fixed. When the mulching film is covered, one end of the mulching film on the mulching film roll is buried and fixed, and the handle II is manually pulled upwards, so that the film pressing plate moves upwards to break away from extrusion on the mulching film roll; when the device is manually dragged, the frame wheel rotates, and the mulching film roll and the conical rotating block synchronously rotate. When covering is stopped, the handle II is loosened, and the film pressing plate downwards extrudes the mulching film roll through contraction of the spring I, so that the mulching film roll stops rotating. During paddy field operation, the telescopic frame is sleeved with a U-shaped groove. The device is suitable for being used in different scenes of dry land and paddy field.

A kind of akebia trifoliata seed seedling method, comprising the following steps: selecting suitable nursery land;Organic fertilizer is applied, soil is ploughed, and seedbed is made;Sterilize to seedbed ridge surface, after sterilization, forest humus and wood ash are covered on seedbed ridge surface, then mulch is covered on seedbed;Fully mature akebia trifoliata fruit is collected, seed is taken, washed, and dried;Seed is soaked with carbendazim solution, after soaking, seed is mixed with clean river sand, then covered with straw, placed in cool place, daily water is sprayed to ensure that straw is wet, until seed is white to reach requirement;According to predetermined plant spacing, hole is dug on seedbed ridge surface, white seed is placed in each hole, covered with forest humus, then covered with straw to conserve soil moisture;Seedling emerges, seedbed is cultivated and weeded, leaf is unfolded, and pinching is carried out, and interval seedling is carried out when pinching is carried out.The akebia trifoliata seed seedling method of the application can reduce akebia trifoliata seed disease occurrence, and improve akebia trifoliata seed survival rate.

The invention relates to the field of plastic film mulching and recycling, in particular to a plastic film mulching and recycling all-in-one machine which comprises a vehicle frame, two film roll frames which are symmetrical front and back are fixedly installed at the bottom of the left end of the vehicle frame, film roll installation assemblies are installed on the two film roll frames in a penetrating mode, and pressing wheel telescopic pipes located on the right sides of the film roll frames are installed on the vehicle frame. A plough shovel telescopic pipe located on the right side of the film mulching pressing wheel assembly is installed on the vehicle frame, film mulching plough shovel assemblies are installed at the front end and the rear end of the plough shovel telescopic pipe in a sliding mode, and two shifting wheel sliding plates which are symmetrical in the front-back direction are installed at the right end of the vehicle frame in a sliding mode; and each shifting wheel sliding plate penetrates up and down and is provided with a shifting wheel steering rod, the bottom end of each shifting wheel steering rod is rotationally provided with a shifting wheel, the frame is provided with a shifting wheel driving assembly, and the frame is provided with a film cutting assembly located on the right side of the film covering pressing wheel assembly. The film cutting assembly can cut the middle of the mulching film open, and the situation that holes of the mulching film are pulled or damaged or crop seedlings are pulled out is avoided.

The utility model belongs to the technical field of crop planting, and particularly relates to crop planting film pressing equipment which comprises a vehicle body, a clamping adjusting mechanism used for clamping and supporting a mulching film winding drum is installed at the front end of the vehicle body, and two lifting through grooves arranged at intervals are formed in the middle of the vehicle body. An adjusting screw rod is mounted between the two lifting through grooves through a mounting frame, film pressing assemblies which are connected with the adjusting screw rod and used for pressing the middle and the two side edges of a mulching film are arranged in the lifting through grooves in a limiting and sliding mode, and a soil covering structure is mounted at the bottom of the rear end of the vehicle body. The mulching film winding drums with different widths are clamped and supported by the clamping adjusting mechanism; and meanwhile, the film pressing roller and the plough share are adjusted to adapt to mulching of plastic films with different widths. A mulching film is continuously unfolded from the mulching film winding drum and flatly covers the crop ground under the action of the film pressing roller, then the two side edges of the mulching film are pressed into soil through rolling pressing of the film pressing roller, the soil on the two sides is turned up through the plough share, the two side edges of the mulching film are covered with soil, and the mulching film can be conveniently pressed, fixed and prevented from falling off.

The utility model relates to a thin film and drip irrigation tape laying integrated device capable of being conveniently matched with a rotary cultivator to work, and belongs to the field of agricultural planting equipment. The device mainly comprises a supporting frame, a pneumatic telescopic rod, a connecting frame, a damping mechanism, a film covering mechanism, a walking mechanism and a drip irrigation belt mounting mechanism. The film and drip irrigation tape laying integrated device can be conveniently matched with the rotary cultivator to work, film mulching and drip irrigation tape laying can be achieved while the rotary cultivator is used for ploughing, and the situation that the soil moisture conservation effect and irrigation uniformity are affected due to the fact that film mulching and drip irrigation tape position deviation are caused is avoided; when the rotary cultivator only needs to be used independently, the film covering mechanism and the drip irrigation belt mounting mechanism do not need to be disassembled, the connecting frame and the film covering mechanism and the drip irrigation belt mounting mechanism which are mounted on the connecting frame are lifted through the pneumatic telescopic rod, and the rotary cultivator can conduct ploughing work independently.

This utility model provides a backpack-type mulch film covering device, including a main frame. From left to right, the main frame is equipped with a backpack assembly, a film storage assembly, and an electrically controlled film spreading arm with adjustable pitch angle. The film spreading arm is equipped with a film guiding assembly, a film pressing component, and a soil covering assembly. A gravity sensor is also installed on the film spreading arm. The film guiding assembly includes two film guiding rollers arranged in an inverted V shape. The backpack assembly is equipped with a main control unit and a control panel. The main control unit adjusts the pitch angle of the film spreading arm based on the signal feedback from the gravity sensor. This backpack-type mulch film covering device can adapt to terrain undulations during mulching, resulting in a smoother mulch film.

The utility model relates to the technical field of farming equipment, in particular to a multifunctional radish farming machine which comprises a machine body, a walking device, a soil loosening mechanism, a seeding mechanism, a film mulching mechanism and a control system. The walking device adopts anti-skid rubber wheels and has high wear resistance, low rolling resistance and excellent road holding force; the soil loosening mechanism realizes efficient soil loosening by driving blades through a motor; the sowing mechanism uses an air pump to accurately put seeds; and the film mulching mechanism completes film mulching through a film pressing wheel and a soil covering blade. According to the control system, STM32F103C8T6 is used as a main control chip, and intelligent operation of equipment is achieved. The utility model solves the problems of low manual seeding efficiency and non-uniform machine seeding, improves the farming operation efficiency and quality, is energy-saving and environment-friendly, and is suitable for various farming scenes.

The utility model provides a plastic film mulching machine for imitating wild gastrodia elata planting. The plastic film mulching machine for wild-imitating gastrodia elata planting comprises a supporting frame used for driving a plastic film to stretch; the limiting cylinders are fixed on the two sides of the supporting frame; the limiting block is detachably mounted in the limiting cylinder; the shell is fixed on the limiting block; the moving wheels are rotationally mounted on the shell and are used for assisting the support frame in moving; and the power structure is arranged on the shell and is used for driving the moving wheels to rotate. According to the plastic film mulching machine for wild-imitating gastrodia elata planting, different supporting frames can be replaced according to the growth state of gastrodia elata seed buds and the height of the heat preservation shed frame through the detachable structure, flexibility is high, and the integrity of gastrodia elata plants is effectively protected.

The invention discloses an orchard full-flow film mulching and fertilizing all-in-one machine, which belongs to the technical field of agricultural machinery and comprises a driving assembly, a rack, a fertilizer box, a drip irrigation tape arrangement assembly, a ditching and soil covering assembly, a grass mowing assembly and a film mulching assembly. The driving assembly is a motor tricycle driving platform, the rack is arranged above the driving assembly, the fertilizer box is fixedly arranged above the rack, the fertilizer driving assembly is arranged at the bottom of the fertilizer box, the drip irrigation belt arrangement assembly is fixed above the rack through a drip irrigation belt cross beam support, and the ditching and soil covering assembly is fixed at the bottom of the rack. The grass mowing assembly is fixed to the front end of the advancing direction of the rack through a connecting rod. According to the orchard full-process film mulching and fertilizing all-in-one machine, integrated, continuous and synchronous completion of five core operations including weeding, ditching, fertilizing, drip irrigation tape laying and plastic film mulching is innovatively achieved, the efficiency bottleneck of traditional sectional operation is thoroughly broken through, the operation efficiency is remarkably improved, and low-cost operation of large-scale planting is achieved.

The invention discloses a degradable mulching film compounded with soil conditioning and mineral elements and a preparation process of the degradable mulching film, and relates to the technical field of crossing of ecological agriculture and green plastic functional materials. The material is prepared by compounding and granulating the following components in percentage by mass: 5.0%-10.9% of a natural inorganic mineral material, 2.5%-4.1% of a humic acid substance, 7.5%-9.5% of an ion exchange activated mineral, 2.5%-2.7% of a far infrared and terahertz functional mineral, 6.8%-12.5% of a filler and a modifier, and 70.0% of PEF or PLA degradable resin. Natural inorganic mineral materials, humic acid substances, ion exchange activated minerals and far infrared and terahertz functional minerals are mixed in proportion and processed into nano powder, and then the nano powder is compounded with PEF or PLA degradable resin, so that the mulching film has triple functions of soil improvement, micronutrient supplementation and mulching film covering at the same time; the problems that a traditional mulching film and an existing biodegradable mulching film are single in function, and soil conditioning and nutrition supplementing cannot be achieved at the same time are solved.

The invention discloses a soil improvement method for soybean continuous cropping obstacle reduction, and relates to the technical field of agricultural planting. Aiming at the problems of soil fertility reduction, frequent occurrence of plant diseases and insect pests, yield reduction and the like caused by continuous cropping of soybeans, multi-technology cooperation modes of plastic film mulching, organic material application, biological agent inoculation, seed coating agent treatment, water and fertilizer integrated management and the like are integrated, and the method comprises the whole-process standardization steps of variety selection, land parcel pretreatment, sowing operation, field management and control and the like. Experiments prove that the soil water content in the key growth period of soybeans can be increased by 8.55%-36.46%, the soil bulk density can be reduced by 8%-12%, the comprehensive reduction rate of continuous cropping obstacles is larger than or equal to 40%, the highest yield per mu can reach 283.68 kg, the yield is increased by 2.34%-45.17% compared with conventional planting, the protein content is larger than or equal to 37.32%, the fat content is larger than or equal to 22.95%, and the method is suitable for soybean continuous cropping production areas in northeast China and Huang-Huai-Hai, and the popularization value is remarkable.

The invention discloses an agricultural mulching film recycling system based on multi-source data evaluation, and relates to the technical field of agricultural mulching film recycling systems.The agricultural mulching film recycling system comprises a multi-source data acquisition module used for acquiring a residual film flexibility coefficient and a mulching film degradation index of a mulching film mulching area, screening the farmland mulching film mulching area and generating a mulching film distribution diagram; the multi-source data processing module is used for carrying out normalization processing on the data and fusing the processed data through a feature extraction algorithm to generate comprehensive monitoring data; the mulching film state evaluation module is used for acquiring residual films in a mulching film coverage area and calculating a net mulching film recovery coefficient by combining the mulching film distribution diagram to obtain a mulching film recovery rate; and the pollution risk early warning module constructs a pollution risk model, obtains a pollution risk assessment coefficient, and triggers an alarm mechanism according to the pollution risk assessment coefficient. The problems of single data acquisition dimension and low recovery efficiency are solved, and the accuracy of risk assessment is improved.

This invention discloses a method for regulating early maturity of citrus fruits based on environmental data processing under plastic film mulching, specifically relating to the fields of agricultural data processing and technology extension services. It addresses the problem that existing early maturity regulation models, due to their singular optimization objective, neglect the microecological changes caused by plastic film mulching, leading to increased pest and disease risks. By acquiring soil temperature and humidity data after plastic film mulching, and based on a pre-established correlation model, the method determines the pathogen inhibition function imbalance index and carbon and nitrogen cycle disturbance intensity, characterizing soil microecological health, and assesses the risk level of pest and disease occurrence. Combined with sensitivity analysis results of the original agricultural operation plan, key agricultural operation parameters are adjusted in a targeted manner. The generated comprehensive regulation plan is serialized into a distributable and executable agricultural technology extension service package and promoted for implementation. This achieves end-to-end data processing from environmental data to microecological risk assessment to customized agronomic plan generation and services, improving the accuracy of agricultural technology extension.

The utility model discloses a mulching film covering device for crop elite breeding belongs to crop planting technical field. A mulching film covering device for crop elite breeding, including support mechanism, the support mechanism includes sleeve rod and two plug rods respectively inserted and slid in the both ends of sleeve rod, the outside of sleeve rod is equipped with pull rod, the downside of two plug rods all is equipped with walking wheel, and the height adjusting assembly is connected between walking wheel and plug rod, and the lower part of two plug rods all is equipped with mounting assembly, the utility model discloses can effectively prevent the contact of mulching film roll and field ridge, thereby avoid the damage of mulching film roll to seedling in the process of laying, further avoid causing unnecessary loss, and through the support of two walking wheels, make the device can better stable movement, thereby effectively prevent the device from deviating, and can make the replacement of mulching film roll more convenient fast easy operation, and effectively reduce the difficulty of replacement, help to improve the efficiency of mulching film laying.

This invention belongs to the field of agricultural mulch film covering technology and discloses an agricultural mulch film covering device, including a main shaft. Rectangular sleeves are fixedly fitted on both sides of the main shaft. A rectangular plate is fixedly connected to the lower end of the rectangular sleeve. A pressure wheel is fixedly connected between the two rectangular plates. A connecting plate is fixedly connected to the left side of the rectangular sleeve, and an adjusting rod is fixedly fitted to the left end of the connecting plate. This invention moves a T-shaped shaft closer to an electromagnetic ring, compressing a spring. This causes compressed gas in the air passage and elastic membrane to enter the inner side of the rotating sleeve, preventing the elastic membrane from expanding. When the permanent magnet contacts the electromagnetic ring, the inner end of the T-shaped shaft is flush with the inner wall of the feeding box. The lowest roll of mulch film falls on top of the two arc-shaped plates. Subsequently, the electromagnetic ring is de-energized, and the compression spring pushes the T-shaped shaft back to its original position, entering the paper roller in the middle of the mulch film roll. The expanded elastic membrane then fixes the paper roller, thus completing the rapid installation and replacement of the mulch film roll.

This invention discloses a green and ecological planting method for daylilies, belonging to the field of agricultural planting technology. It addresses the technical problems of excessive reliance on chemical fertilizers and traditional mulching in current daylily cultivation, leading to soil ecological imbalance and low fertilizer utilization. The method includes: applying organic fertilizer made from cow and sheep manure and Asteraceae plant residues through aerobic composting, using a layered strip application method. First, fully decomposed organic fertilizer is applied as a base fertilizer layer in the planting furrow, followed by semi-decomposed organic fertilizer that has completed the main fermentation stage but not the later aging stage as a middle layer fertilizer; after land preparation and ridging, wood ash is spread on the ridge surface, followed by the laying of black fully biodegradable mulch film; finally, holes are made in the mulch film for daylily seedling planting. This method is mainly used for sustainable ecological planting of daylilies, improving soil fertility and structure, regulating soil pH and providing potassium, conserving moisture and suppressing weeds while avoiding residual pollution, thereby increasing daylily yield and quality while reducing environmental impact.

The utility model relates to the technical field of natural animal husbandry grain and grass planting, in particular to a natural animal husbandry grain and grass planting plastic film covering device which comprises a plastic film covering device body, a first covering film, a mounting support, a spraying assembly, a liquid storage assembly, a second covering film and a positioning assembly. The inner side of the plastic film mulching device main body is fixedly connected with a first mulching film; the spraying assembly is arranged, so that the anti-freezing solution can be uniformly sprayed, and the cold resistance of crops is further improved; a user can conveniently and automatically spray according to needs through the liquid storage assembly, crop growth is promoted, the device can be rapidly fixed through the positioning assembly, compared with a traditional covering protection mode, the device integrates multiple functions of covering, heat preservation, spraying, positioning and the like, and the planting efficiency can be effectively improved while multiple requirements in the natural animal husbandry grain and grass planting process can be met.

The invention belongs to the technical field of saline-alkali soil planting, and particularly relates to an efficient alfalfa planting method for avoiding salt and waterlogging in severe saline-alkali soil, which comprises the following steps: S1, from April to May, ridging in a field to build a water storage area, laying a plastic film in the water storage area to cover the whole water storage area, and uniformly punching the plastic film to form air holes; s2, from the end of August to the beginning of September, uncovering the mulching film, punching the soil to form planting holes, sowing alfalfa seeds in the planting holes, and then covering the alfalfa seeds with wet sand to form an isolation layer. According to the efficient alfalfa planting method for avoiding salt and waterlogging in the severe saline-alkali soil, rainwater is accumulated in summer to leach and reduce soil salinity, a suitable germination environment is created in combination with wet sand covering, the alfalfa emergence rate is remarkably increased, and the purpose of full seedling is achieved.

The invention relates to the technical field of agricultural production, in particular to a cumin and cotton intercropping planting method, irrigation system and irrigation device.The cumin and cotton intercropping planting method comprises the following steps that S1, land parcel preparation is conducted, specifically, the land parcel terrain is adjusted to be flat, ploughing and fertilization are conducted, and the pH value is made to be smaller than 8.0; s2, intercropping and sowing: sowing the cotton and cumin in the same plot in the same period in the proper sowing period of the cotton, and establishing a symbiotic system; s3, mulching film protection is conducted, mulching films are adopted for mulching, cotton planting belts and cumin planting belts are alternately arranged below each mulching film, and the cumin planting belts are located on the sides of the lighting faces of the cotton planting belts; s4, performing zoned irrigation: arranging two independent irrigation systems in the cotton planting belt and the cumin planting belt, and performing zoned water and fertilizer management on the cotton planting belt and the cumin planting belt. The problems that in the prior art, cotton and cumin are independently planted in a single planting mode, soil moisture and sun illumination are not fully utilized, and the land utilization rate is low are solved.

The invention belongs to the technical field of rice planting, and relates to a water-saving, efficiency-increasing and emission-reducing planting method for dry farmland rice based on a full-biodegradable mulching film. The method integrates full-biodegradable plastic film mulching, precise sowing and precise irrigation technologies, mainly comprises key links of soil preparation, seed preparation, full-biodegradable plastic film selection, field management, mechanical harvesting and the like, and processes of ditching, precise hole sowing, side fertilization, film mulching, hole opening, soil pressing and the like are completed at a time through an integrated operation machine. The intelligent irrigation and pest and disease damage green prevention and control strategy based on the real-time soil moisture content of the soil is matched, the manual input can be remarkably reduced, the mechanical operation efficiency and the planting standardization level are improved, irrigation water is effectively saved, methane emission and planting cost are reduced, meanwhile, the yield and quality of the rice are improved, and remarkable economic and ecological benefits are achieved.

The invention relates to a method for improving the fertility of a cotton field based on straw green manure, and provides four micro-innovations on the basis of conventional straw returning and green manure rotation aiming at four core characteristics of drip irrigation water saving, plastic film mulching, frequent strong wind and mechanical harvesting of a cotton region of a Uygur autonomous region in Xinjiang. One time of spring irrigation is reduced; (2) the ridge surfaces are covered with degradable micro-films for heat preservation and evaporation inhibition, and residual films are free of pollution; (3) thickening straw ridge wind shielding and late green manure sowing, reducing the wind speed by 20%, and reducing the wind erosion amount by more than or equal to 25%; (4) high stubbles and narrow-band no-tillage direct seeding of green manure are reserved, the wheel pressure of machine harvesting is reduced by 10%, and the fiber breaking rate is reduced by 2%. According to the system, the annual increment of 0-20 cm soil organic matter is larger than or equal to 0.3 g / kg, the cotton fracture ratio strength is improved by 2 cN / tex, irrigation water is saved by 1200 m < 3 > / hm < 2 >, mechanical operation is conducted in the whole process, and extra manpower is not needed. The method is suitable for rapid soil fertility improvement and green production of cotton fields in Xinjiang Uygur autonomous regions and similar ecological regions.

The invention discloses a dry land tomato cultivation method with straw and mulching film space complementary covering, and belongs to the technical field of agricultural planting. The method comprises the following steps: covering whole corn straw strips (with the width of 90cm and the interval of 50cm) in autumn and winter on the basis of previous crops of corn, adjusting the straw covering strips to 50cm and the uncovered width to 90cm in the next spring, performing rotary tillage and fertilization in the interval rows without covering the straw, laying a mulching film with the width of 50cm, planting tomatoes on two sides of the mulching film, paving redundant straw in the wide rows, and covering the wide rows with the mulching film with the width of 50cm after the tomatoes are planted on the two sides of the mulching film. And a spatial pattern of narrow-row plastic film mulching-wide-row straw mulching is constructed. The narrow-row mulching film can preserve soil moisture and increase temperature in spring and promote early emergence of seedlings, and the wide-row straws can cool, inhibit weeds and fertilize in summer, the advantages of the narrow-row mulching film and the wide-row straws complement each other and cooperatively regulate and control the hydrothermal condition of soil, the contradiction between soil moisture conservation in spring and cooling in summer is solved, high-yield, high-quality and sustainable production of open-field tomatoes in semi-arid and semi-humid areas is realized, and the method has both ecological and economic benefits.

The application provides an estimation method for greenhouse gas emission of farmland under biological mulch, and belongs to the field of intelligent agricultural management, which comprises the following steps: obtaining soil environment parameters and biological mulch degradation parameters of farmland under biological mulch, and obtaining the relationship between biological mulch degradation products according to the soil environment parameters of farmland; based on a geochemical model, inputting the relationship between biological mulch degradation products and the biological mulch degradation parameters, and establishing an estimation model for greenhouse gas emission of farmland under dynamic degradation of biological mulch, so as to estimate the total greenhouse gas emission of farmland under biological mulch. The application can accurately estimate the greenhouse gas emission of farmland under biological mulch, and is helpful for promoting the development of green and sustainable agriculture.

The invention discloses a mulching film recovery resource optimization method and system based on an ant colony algorithm, and the method comprises the steps: carrying out the recognition of a mulching film coverage region, and quantifying the coverage area and residual quantity of a mulching film; calculating the recovery cost based on the coverage area and the residual quantity of the mulching film; constructing a resource optimization configuration model based on the recovery cost; and completing mulching film recovery resource optimization based on the resource optimization configuration model. The mulching film recycling efficiency can be remarkably improved, the recycling cost is reduced, and the operation safety is improved. And the pertinence and the high efficiency of the recycling work are ensured by accurately identifying and quantifying the mulching film coverage area. Resource allocation is optimized, resource waste is avoided, and overall economic benefits are improved. Meanwhile, the recycling path and task allocation are scientifically planned, the operation efficiency is further improved, the transportation cost is reduced, the mulching film recycling work is more economical and feasible, and remarkable environmental and social benefits are achieved.

The utility model belongs to the technical field of agricultural machinery, and discloses an agricultural mulching film machine device which comprises a mounting plate, a sliding groove is formed in the upper surface of the mounting plate, two sliding blocks are connected into the sliding groove in a sliding mode, a pressing wheel is fixedly mounted on one side of a rotating shaft, and third connecting rods are fixedly mounted on the left side and the right side of the outer wall of the rear side of the mounting plate. The agricultural mulching film machine device comprises a first connecting rod, a second connecting rod, a third connecting rod and two pressing wheels, a fourth connecting rod is fixedly installed on one side of the third connecting rod, shoveling plates are fixedly installed at the end of the fourth connecting rod, and the two shoveling plates are located on the left side and the right side of the two pressing wheels respectively. By pulling the mulching film machine, the mulching film covers the land, in the process, the pressing wheel always compacts the upper surface of the mulching film, the other part of soil is shoveled into the pressing wheel, the soil entering the pressing wheel is conveyed to the upper end of the middle of the mulching film, and the mulching film machine does not need to frequently add soil and is convenient to use.