466 results about "Intercropping" patented technology

The invention provides an annual intercropping green manure planting method suitable for orchards in plateau areas. According to the method, tartary buckwheat and vicia villosa are mainly adopted as green manure plants, and a plurality of key steps of land parcel selection, soil preparation before sowing, variety selection, seed treatment, green manure sowing, plant management, cutting and covering and the like are clearly stipulated. The method can improve the utilization rate of nutrients in the soil, increase the content of organic matters in the soil, improve the soil quality, effectively inhibit growth of weeds between rows and on ridges of the organic apple orchard, reduce the weeding cost, and solve the problem of high labor cost caused by long-term ploughing and weeding of the organic apple orchard in the plateau mountain area of Yunnan province. Excessive dependence on organic fertilizer is effectively relieved, and the method is an annual intercropping mode for comprehensively improving ecological benefits and economic benefits of the orchard.

The invention relates to the technical field of agricultural engineering, in particular to a reclamation land soilless culture and green manure intercropping culture system which comprises a reclamation land matrix preparation module, a soilless culture module, a green manure planting module and a microorganism bionic regulation and control module. The reclamation land matrix preparation module is used for preparing a matrix for soilless culture of a reclamation land; the soilless culture module comprises a culture bed, a nutrient solution supply unit and an environment control unit; the green manure planting module is provided with a special area for planting green manure crops, and the improvement of a soil structure and the optimization of nutrient circulation are realized by alternately or simultaneously planting the green manure and the crops; and the microbial bionic regulation and control module monitors and regulates and controls a microbial community structure in the matrix of the reclamation land in real time. According to the invention, not only are the ecological balance and stability of microbial communities improved, but also the nutrient absorption and disease resistance of crops are enhanced, and the growth conditions and yield of the crops are optimized.

The invention discloses an intelligent nutrient circulation regulation and control method for a morchella esculenta fruit forest intercropping system based on the Internet of Things, particularly relates to the technical field of intelligent agriculture, and is used for solving the problem of symbiosis imbalance of hyphae and fruit trees caused by nutrient regulation and control lag and static threshold setting in the prior art. Hypha density, electric signal dominant frequency and root system absorption rate data are collected in real time through a multispectral impedance sensor and an ion selective electrode array, and a space-time aligned dynamic matrix is constructed; dynamically updating a nutrient balance threshold value based on a real-time ratio of a hypha metabolism rate to an absorption rate, and generating a nutrient transfer priority by combining collaborative analysis of a hypha transfer direction included angle and an electric signal main frequency offset gradient; a continuous transfer path is identified through a region growing algorithm, water and fertilizer amounts are distributed according to priorities, and a local area instruction is generated; and inverting the equipment response delay by using the high-frequency pulse signal, synchronously adjusting the execution frequency and updating the dynamic matrix and the threshold parameter, thereby realizing the dynamic adaptation and autonomous optimization of the nutrient supply and demand of the intercropping system.

The invention discloses a method for conserving predatory natural enemies in a wheat field by using a functional plant combination, and belongs to the technical field of ecological prevention and control of agricultural pests. According to the method, before wheat is sown, functional plant zones for intercropping cnidium monnieri and broad beans are arranged on ridges and roadsides of a wheat field. The cnidium monnieri and the broad beans are planted in the wheat field system, a nutrient source and a sheltering place can be provided for natural enemy insects, predatory natural enemies such as hoverflies, ladybirds and spiders are attracted to migrate in advance, and the population number of the predatory natural enemies is increased; the predatory natural enemy with conservation of the functional plant formed by combining the cnidium monnieri and the broad beans can enter a wheat field to play a role when the wheat pests occur, and the survivability and the pest control ability of the predatory natural enemy are enhanced, so that the pest population density is controlled, the ecological control effect on the wheat pests is realized, and the pesticide consumption is reduced.

The invention relates to the field of agricultural irrigation, in particular to an intelligent water distribution system and method for root space-time competition of an intercropping system, and is applied to agricultural precise irrigation, efficient utilization of water resources and management of the intercropping system. According to the system, the ground penetrating radar and the multispectral laser technology are fused, and crop root system distribution, activity and nutrient data are accurately obtained. Based on transfer learning and multi-agent reinforcement learning algorithms, a root system competition model is constructed, and an optimal water distribution strategy is intelligently decided. The deformable drip irrigation execution module achieves precise irrigation, the water consumption is greatly reduced by 20%-35%, and waste is effectively avoided. Meanwhile, the system balances the growth requirements of intercropping crops, relieves root competition, improves the overall yield and stability, and the amplification reaches 15%-25%. According to the system, the utilization efficiency of water resources is remarkably improved, and powerful support is provided for sustainable development of modern agriculture.

The invention discloses a method for ecologically controlling pests in a citrus orchard, which comprises the following steps of: preparing mint, salvia officinalis and ageratum conyzoides in a ratio of 1: 1: 1 in the middle of the citrus orchard to form a strip-shaped or chessboard-shaped layout with the coverage area of 30-50%, and synergistically repelling the pests and attracting natural enemies by utilizing plant volatile matters; the method specifically comprises the steps that an intercropping belt is arranged at the position 1 m away from citrus trees, the belt width is 2 m, and the plant row spacing is 30 cm * 40 cm; citrus field planting is conducted, transplanting is conducted in spring of the next year, organic fertilizer and regular pruning and covering (three times every year, soil covering is conducted after smashing, and wood vinegar is added) are combined; mint releases menthol, salvia officinalis releases eucalyptol to expel parasites, ageratum conyzoides attracts predatory mites to control red spiders, and mineral oil and a yellow sticky card are supplemented for prevention and control; aiming at facility cultivation, LED supplementary lighting (red light: blue light: white light = 3: 1: 1) and fan diffusion volatile matters are additionally arranged. The use of chemical pesticides is reduced by 40% or above, the pest population density is reduced by 50%-70%, meanwhile, the diversity of soil organic matter and microorganisms is improved, and the method is suitable for open-air and greenhouse citrus orchards.

The invention discloses an irrigation and fertilization optimization method and device for corn and soybean intercropping and a storage medium. Relates to the technical field of fertigation optimization. The method comprises the following steps: acquiring historical illumination intensity information of a first area at a current time point; soybeans are planted in the first area, and corn is planted in the second area close to the first area; the first area comprises at least two sub-areas which are sequentially arranged in the direction away from the second area; the historical illumination intensity information comprises historical illumination intensity information of all sub-regions; according to the historical illumination intensity information, utilizing a neural network model to determine illumination intensity prediction information of each sub-region within a preset time after the current time point; and determining the fertigation scheme of each sub-region at the current time point from the fertigation scheme set according to the illumination intensity prediction information. The technical problem that the yield of the intercropped soybeans is seriously affected due to the fact that the shading effect of the corn on the soybeans is not considered in an irrigation and fertilization scheme in a corn and soybean intercropping mode is solved.

The invention discloses a continuous cropping Chinese cabbage planting method based on a microbial agent and application, and belongs to the technical field of crop cultivation. According to the planting method, Chinese cabbage and garlic are intercropped according to the ratio of 1: 1, and a trichoderma harzianum agent is applied. Results show that the planting method can significantly increase the growth indexes such as the plant height, the root length, the leaf chlorophyll content and the soluble sugar content of the Chinese cabbage; the soluble protein content, the peroxidase activity, the superoxide dismutase activity and the malondialdehyde content of the Chinese cabbage leaves are obviously reduced. Meanwhile, the content of rapidly available phosphorus, rapidly available potassium, effective calcium and other substances in the soil can be increased; the activities of urease, catalase and alkaline phosphatase in the soil are also obviously improved. In addition, the number of fungi, bacteria and actinomycetes in the soil is also remarkably increased. Therefore, according to the planting method, the quality of continuous cropping soil can be improved, Chinese cabbage growth is promoted, and theoretical support is provided for healthy and sustainable development of the Chinese cabbage industry.

The invention provides an intercropping method of tobacco and waltheria indica. The intercropping method comprises the following steps that 1, before tobacco and waltheria indica are planted, soil is deeply ploughed, a composite agent is sprayed, and then base fertilizer is applied; the composite agent is prepared from the following raw materials: ammonium sulfate, tea tree oil, rhizobium and a peanut vine extract; (2) tobacco seedlings are selected and transplanted in February to March, waltheria indica is planted between rows, and after planting is conducted for 2-3 weeks, compound fertilizer is applied between the rows of the tobacco seedlings and the waltheria indica; (3) when rainstorm weather occurs, spraying a complex microbial inoculant within 24 hours after rainstorm, and (4) managing until harvesting tobacco and waltheria indica. By the adoption of the intercropping method, nematodes in soil are inhibited, the tobacco and the waltheria indica are effectively improved, symbiosis and growth of the tobacco and the waltheria indica are promoted, and the harvesting yield per mu of the tobacco and the waltheria indica is increased.

The invention belongs to the technical field of soil conservation, and particularly relates to a method for promoting plant growth and regulating soil nutrients. The invention discloses a method for regulating and controlling corn and tobacco growth and rhizosphere soil nutrients through combination of AMF and a planting mode. The method comprises the following steps: preparing an AMF-containing microbial inoculum by using M. mosseae (F. mosseae); cultivating flue-cured tobacco seedlings and corn seedlings; flue-cured tobacco seedlings and corn seedlings are jointly planted in an intercropping mode by utilizing an AMF-containing fungicide. The method can relieve continuous cropping obstacles of flue-cured tobaccos and promote growth of the flue-cured tobaccos and corn, and has a certain effect on soil conservation.

The invention provides a cultivation method for improving the quality and yield of intercropped corn, and relates to the technical field of corn planting.The cultivation method comprises the following steps that a corn and soybean intercropping mode of 3: 2 is adopted, the corn line spacing is controlled to be 55-65 cm, the soybean line spacing is controlled to be 35-45 cm, and the distance between corn and soybeans is controlled to be 45-55 cm; the ratio of the corn planting density to the soybean planting density is controlled to be 1: 3, and basil and borage are planted at intervals in an auxiliary mode; performing soil deep ploughing after harvesting in autumn; according to the method, the corn and the soybeans are intercropped, the intercropping mode is reasonably controlled, the legume crops can convert nitrogen in the atmosphere into nitrogen fertilizer capable of being absorbed by plants through the nitrogen fixation effect, necessary nitrogen elements are provided for the corn, growth and development of the corn are promoted, and the root systems of the legume crops can improve the soil structure and improve the fertility and breathability of the soil; growth of corn root systems and nutrient absorption are facilitated, so that the quality and the yield of the corn are greatly improved.

The invention provides a multi-crop interplanting planting scheme determination method and system based on big data analysis, and relates to the technical field of digital agriculture, and the method comprises the steps: obtaining first information which comprises soil data, meteorological data, crop growth data and field management data of pepper-potato planting; screening the crop growth key influence factors based on the first information, performing dimension reduction processing on the screened data, and establishing a pepper-potato crop interaction relation model based on the pepper-potato growth data feature set after dimension reduction; optimizing a preset spatial distribution mode of a plurality of planting schemes based on the crop interaction relationship model, and deducing to obtain a preliminary planting scheme of pepper-potato interplanting; a growth dynamic change model is established based on the preliminary planting scheme of pepper-potato interplanting, and a crop growth curve is optimized and adjusted. The crop yield and quality can be improved, the water and fertilizer utilization efficiency is optimized, and the expandability of the planting mode is enhanced.

The invention discloses a corn and peanut intercropping interannual rotation minimal tillage-free planting method, and belongs to the technical field of agricultural planting. The method specifically comprises the steps that sowing is conducted in a strip mode, and strip-shaped intercropping planting is achieved; the corn row spacing L1 and the peanut row spacing L2 are both 40cm, and the distance L3 between adjacent corn and peanut is 80cm (corresponding to the local conventional ridge spacing of 50cm) or 120cm (corresponding to the local conventional ridge spacing of 60cm); during harvesting, peanuts are harvested firstly, corn is harvested after the peanuts are picked, the stubble height H of the harvested corn is 25-35 cm, and the harvested corn straw covers the ground surface of a peanut strip in a staggered mode to prevent wind erosion; corn stubbles and corn straw coverage are alternately arranged; in spring of the next year, the corn planting belt and the peanut planting belt are subjected to crop rotation, corn is directly subjected to no-tillage sowing, peanuts are subjected to shallow-rotary-tillage and minimal-rotary-tillage sowing, and the rotary tillage width and depth are both 8-10 cm; in the following years, corn and peanut belt intercropping and interannual crop rotation are carried out. The agricultural operation feasibility is guaranteed while the agricultural regulation is met, and deep integration of the agricultural machinery and the agricultural technology is achieved.

The invention discloses a three-season cultivation method for intercropping fresh corn with green soy beans and crop rotation of vegetables, relates to the field of agricultural planting, and aims to solve the problems that an existing planting method cannot fully utilize the characteristics of the fresh corn to achieve the yield increasing target and the planting income of the fresh corn is limited. The method comprises the following steps: 1, land selection: selecting fertile, flat and well-drained soil for planting; 2, corn seed selection: selecting a suitable fresh corn variety according to climate conditions of a planting area; 3, planting two seasons of fresh corn in one year, and intercropping green soy beans while planting the fresh corn; fourthly, after the fresh corn is harvested, ploughing, soil preparation and ridging are conducted, and then winter vegetables are planted; 5, performing field management and pest control. According to the method, the growth characteristic that the fresh corn is short in growth cycle is fully utilized, two-season fresh corn can be planted in one year, the planting income of the fresh corn is increased, and the fresh corn is promoted to meet marketization requirements.

The invention discloses an ecological cultivation method for preventing pepper phytophthora blight, which comprises the following steps: step 1, soaking pepper seeds in warm water at 40-50 DEG C for 10-30 minutes, soaking for a short time to achieve the effect of softening seed coats, soaking the pepper seeds in normal-temperature water at 20-25 DEG C for 4-8 hours after soaking in warm water to ensure that the seeds absorb sufficient water, and then soaking the pepper seeds in the warm water for 10-30 minutes; soaking the chilli seeds after absorbing water in a disinfectant, thoroughly washing the seeds with clear water for 2-3 times after soaking and disinfection, and taking out the residual disinfectant; according to the ecological cultivation method for preventing pepper phytophthora blight, the disease resistance is remarkably improved through seed multi-stage treatment (gradient water temperature soaking, composite disinfection and three-bacterium coating), and the pathogen infection risk is reduced by combining seedling culture substrate bacteriostasis and a degradable non-woven fabric root protection technology; the comprehensive income is improved through application of the degradable material and basil intercropping, and finally the occurrence rate of pepper phytophthora blight is reduced.

The invention discloses a planting method for overcoming continuous cropping obstacles of silage corn, which solves the problems of soil degradation and diseases and insect pests caused by continuous cropping by integrating soil physical remediation, chemical remediation, biological remediation, microbial community regulation and ecological intercropping technologies. The core technology content comprises the steps that deep ploughing is combined with organic matter and a biochar modifier to repair the soil structure, a compound microbial agent is sprayed to inhibit pathogenic bacteria, leguminous green manure and commercial crop rape are used for improving nitrogen circulation and reducing the autotoxicity effect every two years, and a precise fertilization management technology is matched. After the scheme is implemented, the soil health condition is remarkably improved, the silage corn yield is remarkably increased, and good ecological and economic benefits are achieved.

The present invention provides a model for intercropping restoration of heavy metal contaminated soil between hyperaccumulators and low-accumulator crops and a construction method thereof, and belongs to the technical field of heavy metal contaminated soil restoration models. The invention comprises the following steps: planting hyperaccumulators and low-accumulator crops according to the intercropping pattern of hyperaccumulators and low-accumulator crops; collecting parameter information, performing regression analysis, constructing a heavy metal low-accumulator crop yield model and a heavy metal contaminated soil restoration efficiency model; and verifying the heavy metal low-accumulator crop yield model and the heavy metal contaminated soil restoration efficiency model by trial and error. The establishment of the intercropping competition yield model and the restoration efficiency model between low-accumulator crops and hyperaccumulator plants clarifies the competitive relationship between intercropped plants, provides a theoretical basis for evaluating the restoration effect of the intercropping pattern, helps to demonstrate and promote the intercropping restoration technology, and is of great significance to the social, economic, and ecological benefits of the restoration area.

The utility model discloses an intercropping and seeding all-in-one machine, which relates to the technical field of agricultural machinery and comprises a rack, and a soil leveling mechanism, a fertilizing mechanism, a drip irrigation tape laying mechanism, a mulching film laying mechanism, a first soil covering mechanism, a seeding mechanism, a second soil covering mechanism and a pressing mechanism which are sequentially arranged from front to back along a first direction. Through the soil leveling mechanism, the fertilization mechanism, the drip irrigation tape laying mechanism, the mulching film laying mechanism, the first soil covering mechanism, the sowing mechanism, the second soil covering mechanism and the pressing mechanism, the sowing operation of land preparation before sowing, fertilization, drip irrigation tape laying, film laying, sowing, soil covering on a film and complete pressing can be completed at a time. Compared with the traditional sowing operation that multiple machines and tools enter the land repeatedly, the soil can be protected, the operation efficiency is improved, and the operation cost is reduced.

The utility model discloses a rice and bean intercropping automatic pesticide spraying machine which comprises a base, one side of the top of the base is fixedly connected with a stand column, a lifting structure is arranged in the stand column, the other side of the top of the base is provided with a blending structure, the lifting structure is provided with an adjusting structure, the adjusting structure is provided with a pesticide spraying structure, and the two sides of the pesticide spraying structure are provided with shielding structures. The four corners of the bottom of the base are fixedly connected with moving wheels, and one side of the base is fixedly connected with a push rod. Compared with the prior art, the device has the advantages that liquid medicine can be fully mixed to prevent a spray head from being blocked, the spraying range and the shielding range can be adjusted according to different intercropping planting intervals, and separate weeding and spraying of corn rows and soybean rows of a corn and soybean intercropping field can be completed through one-time operation.

The invention belongs to the technical field of soil remediation, and particularly relates to a saline-alkali soil improvement method which comprises the following steps: soil preparation: irrigating after ploughing; compacting the soil: compacting the air-dried soil; planting of the gramineae plants and the leguminous plants: intercropping the gramineae plants and the leguminous plants after rotary tillage, wherein the distance between the adjacent gramineae plants and leguminous plants is 30-45cm. According to the method, a blocking layer for limiting downward movement of soil moisture and upward migration of underground moisture is formed in a soil compaction mode, salt moves along with repeated evaporation of moisture is established, before compaction, soil is turned over and irrigated, salt is promoted to permeate downwards, compaction is conducted after turning over and irrigating, on one hand, salt infiltration is further promoted, on the other hand, the salt content is reduced, and the soil quality is improved. After compaction, surface soil is subjected to rotary tillage to loosen, so that root systems of the corn and the soybeans laterally develop, and the surface soil is improved by utilizing ecological habits of different crops and a root system distribution difference principle.

The invention relates to the technical field of corn planting, in particular to an intercropping high-yield cultivation method for corns of different plant types. Comprising the following steps that 1, base fertilizer is applied after soil preparation, and then semi-compact corn and compact corn are intercropped; (2) applying a water-retaining organic fertilizer to the semi-compact corn in a seedling stage, and simultaneously topdressing the semi-compact corn and the compact corn in a jointing stage, a large horn mouth stage and a flowering and grain stage; (3) harvesting in a mature period. The cultivation method is convenient to operate, mechanical operation can be achieved, large-scale large-area planting and popularization can be achieved, the photosynthetic rate of plants can be increased, the dry matter accumulation amount can be increased, the canopy structure can be optimized, the yield can be increased, the advantages of cost saving, efficiency increasing, ecological environmental protection, yield increasing and efficiency increasing and the like are further achieved, and the cultivation method has important significance on development of the summer corn industry in China.

The invention provides a mulberry intercropping fertilization method and device, and the method comprises the steps: extracting the root space distribution of mulberries and intercropping plants from the root depth data of mulberries and intercropping plants in a planting region, and determining the concentration gradient distribution of soil nutrients in the planting region; determining migration and diffusion characteristics of soil nutrients in a fertilization buffer area in a planting area by combining root system spatial distribution with concentration gradient distribution; determining the nutrient utilization rate of mulberries and intercropping plants according to the growth index parameters of crops in each crop fertilization area in the planting area, and determining the nutrient supplement amount of each crop fertilization area based on the nutrient utilization rate and the concentration gradient distribution; determining a dynamic regulation and control curve of fertilization in the planting area according to the migration and diffusion characteristics and all nutrient supplement amounts, and performing precise fertilization on mulberries and intercropping plants in the planting area based on the dynamic regulation and control curve. By adopting the scheme provided by the invention, fertilization of mulberries and intercropping plants in the planting area can be dynamically regulated and controlled.

The invention provides a density-increasing and nitrogen-reducing efficient planting method for intercropping corn with leguminous green manure, and the method specifically comprises the following steps: 1, mixing corn seeds with a seed accelerating agent, and soaking; mixing and stirring the leguminous green manure plant seeds and the coating agent; step 2, optimizing wide and narrow row spacing, sowing corn seeds, and sowing leguminous green manure plant seeds in a peak shifting manner; 3, base fertilizer is applied along with ploughing, and additional fertilizer, nitrogen fertilizer and leaf fertilizer are applied in the corn growing period; 4, water quantity management in the corn growing period; 5, leguminous green manure plants are cut, turned and pressed, and a decomposition agent is applied; the problems of low planting density, high nitrogen fertilizer dependence, insufficient green manure utilization rate and the like in the existing corn intercropping leguminous green manure technology are solved by optimizing wide and narrow rows, enhancing the nitrogen fixation capability of the green manure, efficiently turning and pressing the green manure and the like.

The invention relates to the technical field of intercropping of crops, in particular to a planting method for intercropping of bamboo reeds and soybeans. The method provided by the invention specifically comprises the following steps: intercropping bamboo reeds and soybeans according to the planting row number of 1: (1-2); the planting number of the bamboo reed is 1 plant / hole; 2-4 soybeans are sown in each hole; the distance between the adjacent bamboo reed holes and soybean holes is 20-30 cm; the distance between every two adjacent bamboo reed holes is 50-100 cm; the distance between every two adjacent soybean holes is 40-60 cm. According to the bamboo reed and soybean intercropping method, the yield and nutritional ingredients of bamboo reeds can be remarkably increased, and the economic income is increased; the soil components can be effectively improved.

The invention discloses a Yunnan angelica sinensis and white kidney bean intercropping ecological planting method. The method comprises the following steps: (1) seed selection; (2) land selection; (3) soil preparation; (4) compartment arrangement and film covering; (5) sowing and transplanting; (6) field management: a, intertilling and weeding; b, thinning and final singling; c, erecting a frame to guide vines; d, topdressing; e, pipe drainage; (7) pest control; (8) harvesting. The angelica sinensis direct seeding and transplanting and white kidney bean ecological intercropping technology is provided, the economic benefit of the unit land area of the northwest Yunnan high mountain area is improved, leguminous plants have the nitrogen fixation effect, soil improvement is facilitated, the soil ecological environment quality is improved, sustainable utilization of the agricultural environment of the angelica sinensis genuine production area can be achieved, and the economic benefit is increased. The high-quality development of the traditional Chinese medicinal material industry is facilitated.

The invention discloses a soybean-corn intercropping nitrogen and phosphorus synergistic efficient utilization method based on rhizosphere signals, and relates to the technical field of microbial technology and agricultural engineering, a BX-pH dual sensor array is deployed in a root system intersection area, and the concentration and microscale pH change of benzoxazoline are monitored in real time; processing data by using two-stage feature transformation and a time sequence attention bidirectional GRU model, calculating a nitrogen-phosphorus disconnection coefficient and positioning risk coordinates; then, a buffer-antioxidant bifunctional nano-carrier is injected along the risk coordinates, neutralization acidification is carried out, and active oxygen is eliminated; after acidification and active oxygen signals are reduced to threshold values, DualFlow functional bacteria are inoculated at the same coordinate, and nutrition flow is recovered through phosphorus dissolution and nitrogen fixation synergistically; finally, a transport gene activation signal and nitrogen fixation intensity are continuously monitored through a BX-pH sensor array, and root zone water and proton outflow is adjusted in combination with variable-frequency pulse irrigation. Nitrogen and phosphorus utilization efficiency is remarkably improved, chemical fertilizer dependence is reduced, and crop yield and soil health are improved.

The invention provides a small harvester suitable for harvesting in an intercropping sowing mode of different crops. The small-sized harvester comprises a mounting plate, a driving mechanism, a conveying mechanism and a soybean cutting mechanism, two mounting seats are fixedly arranged on the outer wall of the mounting plate, a cutting frame is rotatably connected to the opposite sides of the two mounting seats, and an auxiliary wheel is rotatably connected to the middle of the bottom of the cutting frame. Compared with traditional distribution, the clamping design is larger in stress and dragging force, soybeans can be well gathered between the two conveying rods, the integrally-linked saw wheels are beneficial to rapid cutting of soybean rods in the gathered state, the overall cutting frame is designed to fluctuate along with the ridge height, and therefore when meeting the ridge height position, the whole cutting frame can cut the soybeans in the ridge height position. The cutting frame does not need to be manually judged to be lifted, and the height of the cutting frame can be automatically changed according to the ridge height.

The invention discloses a drought-resisting, waterlogging-preventing and fertility-increasing crop diversity utilization system for organic sorghum in mountainous regions and an establishment method thereof, and belongs to the technical field of comprehensive utilization of rainwater. The system comprises a water guide groove, the water guide groove comprises a vertical water guide groove and an equal-height water guide groove, and the vertical water guide groove is connected with the equal-height water guide groove; the filter tank is connected with the vertical water chute; the reservoir is connected with the filter tank; the water tank is connected with the reservoir and used for controlling the water level of the reservoir; plants are planted above the water guide grooves; rainwater and surface runoff flow into the equal-height water guide groove, flow into the filter tank through the vertical water guide groove, flow into the reservoir to be stored after being filtered by the filter tank, and nutrients generated by plants flow into the reservoir along with water flow. The problems that the slope farmland field rainwater resource utilization rate is low, and the waterlogging-preventing and drought-resisting efficiency is low are solved. Waterlogging of crops caused by concentrated rainfall in the mountainous region is reduced, water resources in the mountainous region are reasonably utilized, the plants and the crops are intercropped, and diversity planting of the crops and integration of water and fertilizer are achieved.

The invention relates to the technical field of planting and cultivation, in particular to a double-high-yield cross composite planting method for alfalfa and ryegrass in dry land. The method comprises the following steps that alfalfa and perennial ryegrass are sown in drill, and an alfalfa planting strip and a perennial ryegrass planting strip are perpendicular to each other; wherein the medicago sativa planting strips and the perennial ryegrass planting strips comprise wide rows and narrow rows, and the ratio of the number of the wide rows to the number of the narrow rows is (3-5): 1. Compared with conventional intercropping, the total soil moisture content, the soil bulk density, the soil porosity, the soil saturated water and the field moisture capacity of planting with the method are all increased, and the total yield is also increased by 20.89% compared with that of conventional intercropping. By means of the planting method, the water binding capacity of soil can be improved, water competition among plants is relieved, and water-saving intercropping of double high yields of alfalfa and perennial ryegrass in the dry land is achieved.

The utility model relates to the field of herbicide spraying devices, and discloses a herbicide spraying device for corn-leguminous crop intercropping, which comprises a herbicide storage unit, a closed support unit, a herbicide spraying unit and a herbicide tail end recovery unit, according to the device, simultaneous and synchronous operation of corn and leguminous covering crop herbicides is achieved, different herbicides are placed in different box bodies respectively, herbicide spraying is in a relatively closed environment, drifting and wind diffusion of the herbicides are limited, and therefore pollution to the external environment and possible damage to other plants are reduced, and the device is suitable for popularization and application. The tail end herbicide recovery unit is arranged, the herbicide recovery device is arranged at the tail end in the advancing direction, herbicide liquid drops floating in the air are absorbed by means of herbicide recovery plates and recovery cotton belts, and the herbicide recovery plates and the recovery cotton belts are several in number, so that a very good recovery effect can be achieved.