215 results about "Intercropping" patented technology

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 discloses an efficient composite intercropping method for pomegranate, dry rice and broad bean grain, which scientifically combines pomegranate (economic output), dry rice (grain output) and broad bean (partial economic output and biological nitrogen fixation and land cultivation), realizes functional complementation, and breaks through the single target limitation of the traditional intercropping mode. Through effective connection of crops for rotation of'broad bean sowing in winter and upland rice sowing in spring ', full utilization of light and heat resources and land in the orchard from winter to spring, summer and autumn in the next year is realized, and the multiple cropping index is remarkably improved; the pomegranate utilizes the upper-layer three-dimensional space, and the upland rice and the broad beans utilize the middle-lower-layer space, so that an efficient three-dimensional lighting structure and space combination are formed; the nitrogen fixation effect of the rhizobium of the broad beans can directly increase the nitrogen nutrition of the soil, the straw returning can increase the organic matters of the soil, and the built-in fertilizing mechanism of the orchard effectively relieves the consumption of the intercropping system on the soil fertility and ensures the sustainability of the mode.

The invention relates to a soybean and wheat relay intercropping no-tillage high-low ridge cultivation method which comprises the following steps: step 1, field ridging configuration: performing no-tillage or shallow rotary tillage, and then ridging according to alternately repeated units; each unit comprises a high ridge and an adjacent low ridge, and the ridge surface of the high ridge is higher than the ridge surface of the low ridge to form a height difference; the high ridges are used for planting wheat, and the low ridges are used for planting soybeans; 2, wheat sowing, wherein wheat is sown on the high ridges in the first area in autumn. According to the technical scheme, a comprehensive technical scheme of spatial dislocation (high and low ridges), time dislocation and physical obstruction can significantly improve the growth environment of the soybean seedling stage in a relay intercropping system, reduce the competitive inhibition effect of previous wheat, lay a solid foundation for high yield of soybean, and have an effect obviously superior to that of a traditional relay intercropping mode.

This invention relates to a method for dense planting of grain and medicinal herbs in intercropping, specifically within the field of intercropping of crops and medicinal herbs. The development of modern agriculture through corn / Astragalus intercropping requires reducing water and fertilizer inputs while maintaining high yields. However, it faces challenges such as unscientific management and a lack of technical support for increasing yield and reducing emissions. The method described herein is implemented according to the following steps: Step 1: Pre-planting tillage; Step 2: Drip irrigation tape installation and sowing; Step 3: Irrigation and fertilization in the first year; Step 4: First corn harvest: Harvest the corn at its optimal harvest time in the planting year, and then shred the corn stalks to cover the Astragalus in the furrows; Step 5: Planting corn in the second year; Step 6: Irrigation and fertilization in the second year; Step 7: Harvesting the corn on the ridges and the Astragalus in the furrows in the second year, and shredding and returning the corn stalks to the field after the second harvest; Step 8: Tilling the furrows.

The utility model relates to an orchard green manure cutting, turning and pressing machine, which belongs to the technical field of agricultural machinery and can be used for cutting, crushing, turning and pressing green manure crops intercropped in a standard short stock orchard into soil and compacting and leveling the ground. The machine mainly comprises a green manure cutting device, a green manure turning and pressing device, a rotary soil crusher, a compacting machine, a main rack and the like. The green manure cutting device mainly comprises a cutting and crushing blade, a circular fixed cutter head and a flexible grass trimming rope, and is used for impacting and cutting roots of green manure stalks and crushing branches; the green manure turning and pressing device mainly comprises a plough share, a turning and pressing plough wall and a plough column and is used for turning and pressing the cut stalks into the soil by a proper depth; the rotary soil crusher mainly comprises a soil crushing blade, a soil crushing blade fixing plate and a soil crushing transmission shaft and is used for crushing furrow ploughed by the plough share and refining soil blocks. The machine integrates the functions of stalk cutting, turning and pressing into soil and ground leveling, and has the characteristics of low winding blockage rate, high turning and pressing coverage rate and ground leveling.

The invention discloses a method for repairing alkaline cadmium-polluted farmland in arid and semi-arid regions and application of the method, and belongs to the technical field of soil repairing. According to the method, the alkaline cadmium polluted farmland soil in the arid and semi-arid areas is subjected to deep ploughing treatment, and organic materials are applied to improve the soil fertility and the environment and health quality. On the basis, an intercropping planting system suitable for the arid and semi-arid land area is constructed, low-cadmium-accumulation grain crops and high-cadmium-accumulation plants are reasonably selected according to the ecological conditions and crop characteristics of the area, and an intercropping combination of low-absorption grain crops and enriched economic crop plants is formed. According to the system, organic unification of source reduction of heavy metal pollution in soil, pollution control in the planting process and continuous and safe utilization of the farmland is achieved, the dual goals of pollution remediation and farmland production are taken into account, and pollution reduction and collaborative improvement of economic benefits are achieved; and a feasible technical path is provided for ecological restoration of alkaline heavy metal polluted farmlands in arid and semi-arid regions.

This invention relates to the field of yam cultivation technology, and in particular to a method for intercropping virus-free yam varieties in the field, comprising (1) field organic matter cultivation, (2) yam intercropping, and (3) field management. This invention addresses the characteristics of virus-free yam varieties, such as good resistance and excellent growth patterns, by specifically improving the soil during intercropping with cowpeas. This results in soil rich in organic matter and mineral nutrients, providing a favorable environment for microbial activity. This fosters good interaction between microorganisms and cowpeas in the soil, promoting the growth of cowpeas and rapeseed. Utilizing the shielding effect and root activity of cowpeas and rapeseed, the water and fertilizer retention capacity and soil activity of the soil are improved, significantly promoting yam growth and improving yam quality.

This application relates to the field of smart agriculture technology, specifically to a method and apparatus for assessing the drought resistance capacity of intercropping of rice and beans. The method includes: acquiring daily soil moisture variation data and environmental parameter variation data of the cultivated land to be assessed; decoupling the soil moisture variation data based on the environmental parameter variation data to obtain humidity variation parameters, including transpiration-humidity variation parameters and temperature-humidity variation parameters; inputting the humidity variation parameters, environmental parameter variation data, and daily soil moisture variation data as samples into a preset soil assessment model to update the preset soil drought resistance assessment model; and inputting temperature change prediction data for the time to be predicted and the time to be predicted into the updated preset soil drought resistance assessment model to obtain the assessment result. This method allows for a more accurate assessment of soil drought resistance by inputting future temperature changes into the corrected prediction model.

The utility model discloses a water and nitrogen absorption root system culture observation device for a leguminous green manure intercropping field. The water and nitrogen absorption root system culture observation device comprises an outer frame, an observation tank, a supporting frame and a climbing rod. The outer frame is of a cuboid structure, a plurality of containing grooves are formed in the outer frame and used for containing observation tanks, and labels are arranged on the front portions of the containing grooves. The observation tank is a transparent cylindrical tank with an open top and a closed bottom, and the outer wall of the observation tank is attached to the inner wall of the containing groove. The supporting frame is located in the observation tank and comprises a vertically-arranged supporting rod and a fixing ring. The climbing rods are rotatably arranged in the supporting frame, and threaded grooves with different curvatures are formed in the surfaces of rod bodies. Root growth is directly observed through the transparent observation tank, the device does not need to be opened, the natural growth environment of the root is prevented from being disturbed, and observation accuracy is improved. The threaded groove of the climbing rod guides the root system to grow orderly, so that the root system is uniformly distributed, the root systems at different positions are conveniently and comprehensively observed, and the growth condition of the root system is accurately evaluated.

The invention discloses an application of a soybean 2-hydroxyisoflavanone dehydratase gene in improving the growth of intercropping corn. The gene HID1 can promote soybean to synthesize isoflavone, recruit bacillus and promote mycorrhizal fungi infection, so that the growth of intercropped corn is promoted, and the gene HID1 has important significance in illuminating the biological function of the GmHID1 gene in leguminous crop intercropping and regulating and controlling the synergistic growth promotion of plants, mycorrhizal fungi and bacillus in intercropping.

The invention discloses a high-yield and high-quality planting method for rice in a tobacco and rice multiple cropping system, and relates to the technical field of rice cultivation. The planting method comprises the steps of sowing and seedling raising, seedling field management, transplanting, field management and harvesting. According to the method, the most suitable transplanting age of the post-tobacco rice, a post-tobacco-harvesting field retting method, variety selection, water and fertilizer management and related technologies of pest control and prevention are optimized, the contradiction of labor and time competition between the tobacco leaf final-harvesting period and the rice transplanting period is effectively coordinated, and the yield and quality of the rice in tobacco and rice multiple cropping are improved. Compared with a traditional planting method, the rice yield is higher, and the yield per mu is increased by 3.5%-4.5%; the agronomic characters such as rice uniformity, plant type, leaf color and maturing period color change are good; the rice stress resistance is stronger, the morbidity of false smut is 5% or below, and the morbidity of rice stem borers is 7-8%; the rice processing quality, the appearance quality and the cooking taste quality are excellent.

The invention provides an intelligent decision-making method and device for farmland fertilization and irrigation based on artificial intelligence, relates to the field of artificial intelligence, and solves the technical problems of fertilizer waste and shortage caused by no consideration of a competitive relationship and a complementary relationship for fertilizer nutrient absorption when a single crop is fertilized and irrigated and other crops are intercropped. The method comprises the following steps: acquiring multi-source heterogeneous data of the mixed cropping crops and preprocessing the multi-source heterogeneous data; inputting the preprocessed multi-source heterogeneous data into a feature extraction model to obtain crop growth state features and environment time sequence features; based on the ecological niche theory, analyzing ecological niche balance indexes of the mixed crops for fertilizer competition and supply; and based on the ecological niche balance index, fusing the crop growth state characteristics and the environment time sequence characteristics to predict the fertilizer demand quantity of the mixed crops and the execution time of fertilization and irrigation, and obtaining a fertilization and irrigation strategy. The device is used in the farmland fertilization and irrigation process.

The invention discloses a water-saving and emission-reducing grass-growing strip-shaped intercropping and interplanting method for a wheat and corn system in a groundwater limited mining area in North China Plain. The method comprises the following steps: firstly, performing strip-shaped simultaneous sowing on wheat and clover, only performing accurate water and fertilizer regulation and control on a wheat strip in a wheat growth period, and interplanting corn in the clover strip in a no-tillage manner when the wheat enters a dough stage; after the crops are harvested, the straw is smashed, covered and returned to the field, the clover naturally overwinter, and the next planting cycle is carried out; by means of the planting method, annual water consumption and carbon and nitrogen footprint can be effectively reduced, annual grain yield stability is maintained, meanwhile, soil enzyme activity and microbial environment are improved, cooperation of water saving, emission reduction, stable yield and soil improvement is achieved, and technical support is provided for agricultural sustainable development of underground water mining limit areas.

The application belongs to the technical field of green plant protection cultivation, and discloses a standardized planting and management method for pollution-free green agricultural products, which realizes multi-index screening of soil heavy metals, pesticide residues, microorganisms and water, soil and air, establishes a soil plant protection database, and applies passivation materials, compound beneficial microorganism groups and decomposed organic fertilizers to the soil according to pollution, continuous cropping and short soil fertility, and improves the stress resistance of seedlings by matching seed pretreatment; the disease and pest risk grades of plots are divided by weighting and quantifying five types of planting data, and a risk map is drawn, high, medium and low risk plots are differentially configured with pest-resistant varieties, intercropping, crop rotation and pest-repellent crops, and a hierarchical prepared prevention and control mechanism is matched, the planting environment is optimized from the aspects of farmland basement and field ecological layout; through the fusion of the Internet of Things, unmanned aerial vehicle remote sensing, pest trapping and meteorological data, the early latent characteristics of diseases and pests are captured through a deep learning model, and the development trend of diseases and pests is deduced in advance and divided into three levels of early warning.

The application provides a corn-soybean intercropping fungicide mixing seeder, and relates to the technical field of seeders. The seeder comprises a frame, a chassis fixedly connected below the frame, a transverse adjusting assembly arranged at the rear upper end of the frame, two transverse groove plates fixedly and symmetrically and uniformly arranged on the upper end of the frame, a plurality of locking bolts movably and uniformly arranged in a straight line below the transverse groove plates, and an inclined frame penetrating through the transverse groove plates above the locking bolts. The side ribs are arranged on the outer wall of the rotating shaft and connected with the annular plates in the side cylinder through clamping grooves. The position of the transversely distributed hopper is adjusted to change the spacing between the discharge inclined pipes, so as to meet the planting distance of corn-soybean intercropping. The spacing between the guide pipes can be flexibly adjusted during corn-soybean intercropping, so as to meet the intercropping planting requirements of corn and soybean in the field.

The utility model relates to the technical field of agricultural machinery, in particular to a corn and soybean intercropping field production pesticide applying device which comprises a fixed frame and a sliding frame, the sliding frame is fixed on the fixed frame, a plurality of position adjusting assemblies are arranged on the sliding frame, and each position adjusting assembly comprises a moving block. According to the corn and soybean intercropping field production pesticide applying device, the position adjusting assembly is arranged and comprises a moving block, a locking block, a concentric-square-shaped vertical rod, clamping blade teeth, a clamping block, a spring and other structures, position adjustment of a spraying block in the vertical direction and the horizontal direction can be achieved, and in the vertical direction, the spraying block is clamped with the clamping blade teeth through the clamping block, so that the spraying effect is improved; the height of the concentric-square-shaped vertical rod can be fixed, so that the height of the spraying blocks is adjusted, the height requirements of corn and soybeans in different growth stages are met, in the horizontal direction, the distance between the spraying blocks can be adjusted through sliding of the moving blocks on the sliding frame, and the plant layout of different intercropping modes such as single-row intercropping and double-row intercropping is met.

The invention belongs to the technical field of facility greenhouse planting, and particularly discloses an intercropping planting method for morchella esculenta, holboellia latifolia and roses in a facility greenhouse, according to the method, the morchella esculenta, the holboellia latifolia and the roses are planted in the same facility greenhouse, the morchella esculenta is planted in November every year, and harvesting is finished at the end of March of the year. The first crop of morchella esculenta, the rose seedlings and the holboellia latifolia seedlings are planted in the same year, the rose seedlings and the holboellia latifolia seedlings are planted in the first ten days of March or November and planted in one year and managed for many years, a small amount of flowers bloom in the second year after the rose seedlings are planted, the holboellia latifolia seedlings enter the high-yield period in the third year, a small amount of fruits bear in the second year after the holboellia latifolia seedlings are planted, and the holboellia latifolia seedlings enter the high-yield period in the third year. According to the method, intercropping planting, mutual compatibility and synergistic interaction of three different crops of the morchella esculenta, the melons and the flowers in the same space are achieved, efficient utilization of land resources, facility space and seasonal potential is achieved, the planting risk and the market risk of single planting of the morchella esculenta are avoided, and good economic benefits can be obtained.

The application discloses a method for planting large white kidney beans and angelica based on niche complementation intercropping, and relates to the field of agricultural technology, comprising the following steps: first, according to the layout structure of crop planting, the intercropping area of large white kidney beans and angelica is divided into multiple independent management sub-areas according to the planting row area; before the start of the drip irrigation operation, for each sub-area divided, through the soil moisture sensor array arranged at different depths, the soil water content data information of the sub-area is collected in real time. Through sub-area division, multi-level soil moisture monitoring and intelligent evaluation, the application realizes fine perception and dynamic differentiated regulation of soil moisture in the planting area, breaks through the existing one-size-fits-all problem of drip irrigation, improves the water balance of the edge row and the central row, improves the consistency of the growth of the large white kidney bean and angelica groups, reduces the risk of drought and diseases, and promotes the stable improvement of yield and quality.

The application belongs to the technical field of remote sensing identification, and relates to a UAV remote sensing extraction method for early missing seedling positions of strip intercropping soybeans. Visible light images are acquired by using a UAV to generate orthographic images and digital surface models, and RGB-Veg multi-channel data is constructed. In combination with an improved SegNeXt model, accurate identification of soybean seedling pixel patches is realized. Through connected domain analysis and centroid extraction, seedling centroid coordinates are obtained to solve the identification problem. Secondly, the seedling centroid point set is clustered by using K-means clustering to distinguish planting strips, and a least square method is used to fit the seeding rows to complete the numbering and sorting of the seedling centroids, construct a structured database, and convert the identification result into point element data with spatial topological relations to provide data support for missing seedling positioning. Finally, according to the seeding plant distance, a missing seedling critical distance is set as a discrimination threshold, and the missing seedling sections are discriminated row by row to further calculate the missing seedling number and extract the three-dimensional coordinates of the positions of the missing seedlings, so that the rapid positioning of the missing seedlings and the timely decision of soybean reseeding can be realized.

This invention discloses a method for creating a peony flower sea landscape with soil stabilization and slope protection functions. The steps include: slope preparation; improving the slope soil with compound nutrient soil and digging planting holes; mixing peonies with different root types on the slope; after planting the peonies, evenly sowing different grass seeds on the peony slope; and cultivating and maintaining the vegetation. Advantages include: mixed planting according to peony root type and slope, combined with retaining walls and soil improvement, increases the survival rate by 8.5%; three-dimensional intercropping of shrubs and grasses for soil stabilization and slope protection achieves 99% green coverage and a topsoil loss rate of 0.2% within two years, combining ecological restoration and flower sea landscape, with low cost and easy promotion.

The utility model discloses an intelligent tobacco stem cutting device for a tobacco bean relay intercropping field, which belongs to the technical field of management of the tobacco bean relay intercropping field and comprises a movable cart used in the field and a collecting box hopper mounted on the top surface of the movable cart. The movable supporting frame plate is connected with the bottom face of the movable trolley through a driving assembly, the driving assembly drives the movable supporting frame plate to move telescopically on the bottom face of the movable trolley, two clamping fixing plates are arranged over the cutter head, and the two clamping fixing plates move relatively through a synchronous driving mechanism. A tobacco stem fixing assembly is arranged below the tobacco stem collecting channel opening and located on the outer wall of the collecting box hopper, and the tobacco stem fixing assembly is connected with a synchronous driving mechanism and rotates clockwise to throw the cut tobacco stems into the collecting box hopper. According to the clamping and fixing plate, centripetal clamping is achieved through the synchronous driving mechanism, it is ensured that the tobacco stem is firmly fixed during cutting, and the tobacco stem is prevented from shaking.

The invention discloses a wheat and cotton interplanting double-machine-harvesting planting method in a Xinjiang cotton area, and belongs to the technical field of agriculture. The invention provides a wheat and cotton interplanting double-machine-harvesting planting method which is easy to implement and easy and convenient to operate, wheat is sown in a wheat and cotton intercropping mode, a reserved row mode is adopted for wheat sowing, wheat is sown at the end of September or the beginning of October (after cotton harvesting), a mechanical broadcast sowing mode is adopted, cotton is sown in a reserved row at the end of April or the beginning of May, and a 90 cm + 10 cm wide and narrow row planting mode is adopted for cotton. By establishing a scientific space-time three-dimensional configuration planting system, the group structure is adjusted, the utilization efficiency of land, illumination, moisture, fertilizer and other resources is improved, grain and cotton collaborative development is achieved, and the method has great strategic significance for consolidating the dominant position of the cotton industry and promoting agricultural sustainable development.

The application belongs to the technical field of machine learning and soil improvement, and particularly relates to a biological charcoal intercropping coupled soda saline soil improvement method based on machine learning, which comprises the following steps: taking a soda saline soil improvement test area as a research area, arranging a data collection device to collect multi-source data, and pre-processing the obtained multi-source data to form a standardized database; constructing and running an XGBoostSEM coupled model and an RFCAMarkov coupled model to establish a machine learning system for biological charcoal intercropping coupled improvement of the soda saline soil, completing model training and being used for soil salinization risk rating and future spatio-temporal evolution prediction; based on model parameter improvement optimization and multi-factor interaction analysis, optimal improvement parameters suitable for the test area are obtained, and a standardized field operation process is implemented. The application can realize more intelligent, precise and long-acting biological charcoal and intercropping coupled soda saline soil improvement technology, and improve farmland productivity.

The application belongs to the technical field of agricultural equipment, and particularly relates to an intelligent centrifugal seeder, which comprises a fixing sleeve, an adding pipe rotatably connected to the fixing sleeve, a vertical rod connected to the lower side of the adding pipe, a conical frustum connected to the vertical rod, a rotating pipe fixedly connected to the lower side of the conical frustum, an inner centrifugal chassis fixedly connected to the lower side of the rotating pipe, a middle centrifugal chassis fixedly connected to the inner centrifugal chassis, an outer centrifugal chassis fixedly connected to the middle centrifugal chassis, a plurality of side plates fixedly connected to the rotating pipe, an extension plate connected to each side plate, a cylindrical rod fixedly connected to each extension plate, a sleeve ring rotatably connected to the adding pipe, a plurality of poking groove rods fixedly connected to the sleeve ring, the plurality of poking groove rods being sleeved on the plurality of cylindrical rods, and an oblique guide groove being formed in each extension plate. The intelligent centrifugal seeder can plant beans and wheat in intercropping, guarantees the planting effect, and is convenient for harvesting.

This invention discloses a method for constructing a system to remediate nitrogen and phosphorus pollution in drawdown zones through intercropping, relating to the field of drawdown zone ecological restoration technology. The method includes the following steps: S1, dividing the drawdown zone from top to bottom into a dryland seedbed area, a first aquatic seedbed area, and a second aquatic seedbed area. Fast-growing leafy vegetables capable of absorbing and utilizing nitrogen and phosphorus nutrients are planted on the surface of all three areas using seedling trays; S2, crisscrossing ecological grass ditches are constructed in both the dryland and aquatic seedbed areas; S3, aquatic plants that reduce water wave disturbance to the drawdown zone soil surface are planted within the ecological grass ditches. This invention utilizes seedling trays for planting fast-growing leafy vegetables on the drawdown zone surface, minimizing human disturbance and significantly reducing soil erosion. It also enables the absorption and utilization of nitrogen and phosphorus nutrients, thereby reducing pollution in the drawdown zone and lowering the risk of eutrophication.

The application provides a planting method of annual intercropping green manure suitable for orchards in plateau areas. The method mainly uses tartary buckwheat and light-leafed purple vetch as green manure plants, and clearly defines multiple key steps such as plot selection, pre-sowing land preparation, variety selection, seed treatment, green manure sowing, plant management and mowing and covering. The method can improve the utilization rate of nutrients in the soil, increase the content of soil organic matter, improve the soil quality, effectively inhibit the growth of weeds in the rows and on the ridges of organic apple orchards, reduce the cost of weeding, solve the high labor cost of organic apple orchards in Yunnan plateau mountainous areas caused by long-term clean tillage and weeding, and effectively alleviate the over-reliance on organic fertilizer. It is an annual intercropping mode for comprehensively improving the ecological and economic benefits of orchards.

This invention relates to the field of agricultural technology, specifically to a water-saving and salt-reducing synergistic regulation method for intercropping salt-tolerant maize with halophytes, comprising the following steps: Step 1: Saline-alkali land classification and pretreatment; Step 2: Construction of a gradient intercropping system; Step 3: Dynamic irrigation and drainage and water and fertilizer regulation; Step 4: Rhizosphere improvement; The saline-alkali land classification of this invention is based on the total salt content and pH value of the topsoil layer (0-20cm) (moderate 0.3wt%-0.6wt%, severe >0.6wt%), rather than the original 0-60cm depth, which is closer to the actual salt damage range of the topsoil layer and provides a precise basis for the implementation of subsequent measures; The intercropping system enhances the ecological diversity of farmland and avoids the ecological monoculture caused by monoculture; The technical solution expands the arable land resources of moderate and severe saline-alkali land, while conforming to the direction of green governance, and providing a replicable guarantee solution for saline-alkali areas.

This invention discloses a method for inverting equivalent water thickness in plant leaves across species. This method selects equivalent water thickness with more explicit physical meaning as a representative indicator of plant leaf water content. Based on traditional vegetation indices, it combines continuous removal of preprocessing parameters to construct absorption feature parameters, thereby reducing noise in hyperspectral data while deeply mining its inherent spectral characteristics. It innovatively introduces one-heat coding technology to explicitly process species information and employs a Bayesian optimized machine learning model, effectively improving the accuracy, stability, and computational efficiency of cross-species water inversion. This invention can accurately invert the water status of crops across species, providing a new method for rapidly acquiring crop water status based on hyperspectral reflectance characteristics. It can be widely applied in intercropping and relay cropping patterns and large-scale survey and analysis scenarios, greatly improving the accuracy and speed of water stress diagnosis.

The application discloses a method for green prevention and control of Tetranychus urticae by Neoseiulus barkeri mediated greenhouse 'natural enemy + crop + habitat regulation' integrated method, and belongs to the technical field of green prevention and control of greenhouse pests. The method takes N. barkeri as a core control factor, and organically integrates precise release of natural enemies, healthy cultivation of crops and dynamic regulation of greenhouse habitats. Specifically, the method comprises the following steps: installing a disinfection and pest prevention net before planting; cultivating crops in a healthy manner, and planting driving-avoiding and covering plants in intercropping; releasing 100-300 N. barkeri per square meter, and then releasing the N. barkeri once every 1-2 weeks; planting nectar plants, regulating temperature and humidity to 22-28 DEG C and 60%-75%, and hanging yellow and blue plates; regularly monitoring, and releasing natural enemies or selecting safe biological pesticides for auxiliary prevention and control when the control threshold is exceeded; and cleaning and disinfecting after pulling seedlings and rotating crops. The method realizes persistent colonization and population self-maintenance of natural enemies, significantly reduces the use of chemical pesticides, and improves crop yield and quality.

The application discloses a kind of tobacco and rape multi-year no-tillage intercropping planting methods, which comprises the following steps a.according to the conventional way of fertilization ridge according to tobacco cultivation technical requirements;B.on the ridge body covers high black gas permeable mulch of degradable strength and interval first tobacco seedling transplant hole;C.according to the first year tobacco cultivation and harvesting of tobacco cultivation technology is completed;D.after the end of tobacco harvesting without destroying black gas permeable mulch, remove tobacco planting rape, according to rape fertilization technology is fertilized and managed and mature harvesting;E.after the end of rape harvesting, transplanting hole transplants second season tobacco, f.repeats step d and e and carries out the tobacco planting of 4-5 years.The application does not destroy the tobacco planting ridge and the mulch, and reduces the planting link of tobacco by continuous planting, thereby reducing the workload and planting cost of tobacco farmers, and can not delay the tobacco transplanting season in the case of reducing the number of farmers, and can plant oil crops after tobacco harvesting to increase yield and income.