22 results about "Crop rotation" patented technology

This invention provides a two-stage cultivation method for Ophiopogon japonicus, belonging to the field of Ophiopogon japonicus planting technology. The two-stage cultivation method includes the following steps: dividing the planting field into a paddy field and an Ophiopogon japonicus seedling field, and planting rice and Ophiopogon japonicus seedlings together in the paddy field and the Ophiopogon japonicus seedling field respectively; after the rice harvest, planting the Ophiopogon japonicus seedlings in the planting field. This invention enables crop rotation of Ophiopogon japonicus and rice within the same planting field within one year, ensuring Ophiopogon japonicus production while increasing rice production for one season, solving the problem of competition for land between medicinal and grain crops, thus protecting both medicinal and grain crops. Compared with traditional cultivation methods, the cultivation method of this invention significantly improves indicators such as leaf length, root number, number of fruit roots per plant, fresh weight of stems and leaves, fresh weight of roots, fresh weight of Ophiopogon japonicus per plant, and yield per acre. The two-stage cultivation method of this invention results in high Ophiopogon japonicus yield and low cost, while also increasing rice production. Therefore, the net benefit of the two-stage cultivation method of this invention is far higher than that of traditional cultivation methods.

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.

This invention discloses a method for earthworm farming using forest manure resources, relating to the field of invertebrate farming technology. It uses cow manure collected by farmers in a dispersed manner or centrally collected by farms as the main raw material, and includes the following steps: S1. Cow manure pretreatment: The cow manure is subjected to aerobic fermentation to obtain mature material, which serves as the main component of the earthworm breeding bed; S2. Forest understory zoned farming: In selected forest understory areas, the mature material is laid as a farming substrate, and earthworms are inoculated for farming; S3. Product collection: The earthworms and vermicompost produced during farming are collected. This invention specifically addresses the challenges of high moisture content and slow degradation of cow manure. Through carbon-nitrogen ratio adjustment and multi-stage fermentation processes, it transforms cow manure into a stable and safe earthworm farming substrate, solving the risks of root burn and pests associated with directly returning cow manure to the field. Furthermore, the conversion efficiency is more than 40% higher than traditional composting. The modular crop rotation farming model is particularly suitable for the consumption cycle of the cow manure substrate, achieving continuous and large-scale utilization of cow manure.

This invention discloses a garlic-flavored *Pteris vittata* strain and its application in ginseng-inspired crop rotation restoration and reduction of continuous cropping obstacles in *Gastrodia elata*, belonging to the field of agricultural biotechnology. The *Pteris vittata* strain MS-GY-GLY, with accession number CGMCC No. 42371, was isolated from ginseng rotation soil. This strain possesses multiple functions, including inhibiting pathogens, degrading allelopathic substances, and promoting *Gastrodia elata* growth, achieving microbial restoration of continuous cropping obstacles. Applying this strain to the *Gastrodia elata* cultivation system not only significantly reduces the content of various allelopathic substances in the soil and improves soil physicochemical properties, but also effectively suppresses soil pests, creating a favorable soil environment for *Gastrodia elata* growth. This invention combines this strain with Sichuan pepper extract and a specific cultivation substrate to construct a comprehensive technical system that can solve continuous cropping obstacles in *Gastrodia elata*, increase yield and efficacy, and provide technical support for the sustainable development of the *Gastrodia elata* industry.

This invention belongs to the field of agricultural consulting technology, specifically a big data-based precision agricultural production consulting management system. It includes a plot spatiotemporal grid construction unit, used to divide the target area into multiple rectangular spatiotemporal grids with unique plot IDs based on a preset geographic coordinate system and a minimum management unit area threshold. It outputs specific agricultural operation suggestions, including operation type, recommended time window, material type, and application rate, and pushes these suggestions in text and image format through farmer terminals. By adopting a dynamic adaptation mechanism for plot spatiotemporal grids and a crop growth cycle tag linkage update mechanism, it achieves adaptive reconstruction and synchronous information updates of the spatiotemporal grid under scenarios of plot boundary changes and crop rotation, while retaining historical data relationships. This system enables continuous and precise control of single plots across cycles and a high degree of matching between the grid and the actual production scenario.

The application relates to the technical field of soil improvement, and discloses a method for improving moderately salinized soil in facility farmland by means of crop rotation and straw field returning, which comprises the following steps: arranging monitoring points on a plough layer of the facility farmland, collecting the conductivity state, the soil volume water content state and the soil temperature state; arranging deep-rooted crops and shallow-rooted crops in rotation on the facility farmland determined as the moderately salinized soil; crushing the aboveground residues of the last crop in rotation in situ in the facility farmland; after the high-temperature and smothering treatment is finished, ventilating and dehumidifying the shed, then carrying out land preparation and ridging of the facility farmland, and planting the crops in rotation on the ridged cultivation beds to enter the next rotation cycle. The method avoids the interruption of the improvement caused by the fragmentation of operation stages or the inconsistent treatment time sequence through the arrangement of the crops in rotation, the in-situ crushing and returning of the straw, the application of the organic materials and microbial preparations, the rotary tillage and mixing, and the high-temperature and smothering treatment.

This invention discloses a red tide control method based on year-round cultivation of Gracilaria fusiforme, belonging to the field of red tide control. The method includes: selecting sea areas requiring prevention or restriction of red tide outbreaks, or adjacent sea areas, as cultivation zones; using heat-resistant and rapidly growing Gracilaria fusiforme seedlings; and implementing a year-round multi-crop rotation cultivation system centered on seedling introduction from April to September to ensure that Gracilaria fusiforme is in its vigorous growth period during the peak red tide season in summer, continuously absorbing nutrients such as nitrogen and phosphorus from the water, thus achieving dynamic regulation of nutrient levels in the sea area and suppressing red tide occurrences at the source. This invention, through year-round multi-crop rotation cultivation, precisely covers the peak red tide season in summer, breaking through the bottleneck of the misalignment between traditional seaweed cultivation and red tide control. Simultaneously, as an economically valuable seaweed, Gracilaria fusiforme can create significant socio-economic benefits during ecological restoration, forming a long-term mechanism that synergizes environmental, ecological, and economic benefits, providing an efficient, environmentally friendly, and economically valuable innovative solution for red tide control.

This invention discloses a planting method for sugarcane rotation, belonging to the field of crop cultivation technology. Addressing the problems of soil degradation, exacerbated continuous cropping obstacles, and excessive fertilizer input caused by long-term continuous sugarcane cropping, the method of this invention specifically involves: creating raised beds and furrows, forming furrows 20-45 cm deep and fallow ridges 80-150 cm wide; planting sugarcane in the furrows; from the late emergence stage to the jointing stage, using soil from the fallow ridges to perform two rounds of hilling, achieving a physical exchange of ridge and furrow positions; the following year, planting in the new furrows (i.e., the original ridge surface), with the original furrows left fallow, completing the inter-year rotation. Through 100% inter-year planting space replacement, combined with green manure incorporation into the ridge surface, the continuous cropping obstacles of sugarcane are effectively alleviated, and the soil physical and chemical properties are optimized; under conditions of reducing fertilizer application by 15%-25%, sugarcane yield increases by 5.5%-10.6%, and fertilizer partial productivity increases by more than 12.8%. This invention integrates crop rotation and fallow with soil cultivation techniques, is easy to operate, effectively overcomes the obstacles of continuous cropping of sugarcane, and achieves the goals of continuous soil fertility conservation and stable crop yield and efficiency.

The application discloses a rice-crop rotation modular drainage system suitable for small and micro farmlands along a canal, which comprises a gate frame, vertical guide grooves arranged on the two side columns of the gate frame, a gate plate slidably arranged in the vertical guide grooves, a handle and a lifting lug fixedly arranged on the top of the gate plate respectively, an electric hoist fixedly arranged on the upper cross beam of the gate frame, a screw rod arranged vertically, the middle part of the screw rod penetrating through the electric hoist, the lower end of the screw rod being hingedly connected with the lifting lug, a rack, a soil moisture tension meter, a pointer reading table and a control box arranged on the rack respectively, a potentiometer, a rotating shaft of the potentiometer being rigidly connected with a pointer rotating shaft of the pointer reading table, a connecting rod mechanism connecting the pointer rotating shaft of a negative pressure gauge of the soil moisture tension meter and the rotating shaft of the potentiometer respectively, and a power supply, a controller and a communication module arranged in the control box respectively. Thus, the initial investment cost can be directly reduced, the drainage requirements of different stages of rice-crop rotation can be met, the misjudgment caused by experience can be reduced, and the management efficiency can be improved.

This invention relates to the field of saline-alkali land improvement technology. This invention provides a method for improving saline-alkali land based on crop rotation, comprising the following steps: (1) preparing the land surface, deep plowing and laying drainage pipes; (2) planting Suaeda salsa and sweet sorghum in the first year, and after harvesting, crushing the plants and returning them to the field; (3) planting peas and celery in the second year, and after harvesting, crushing the straw and returning it to the field; (4) planting Jerusalem artichoke in the third year, applying well-rotted organic fertilizer and bio-fertilizer during this period, and after harvesting, crushing the straw and returning it to the field. This invention's technical solution, through scientific crop rotation, optimized planting process, and supporting management measures, not only significantly improves the effect of saline-alkali land improvement, but also solves the problems of easy secondary pollution, prominent continuous cropping obstacles, and low crop yield and quality existing in existing improvement methods. The entire improvement process is green and environmentally friendly, with no pollutant emissions, and is suitable for the long-term sustainable improvement and utilization of moderately saline-alkali land.

This invention relates to a high-yield cultivation method for open-field carrot cultivation in arid regions, belonging to the field of crop cultivation technology. This method, tailored to the climate and soil characteristics of arid areas, includes the following steps: Through key steps such as precise seed rope weaving, scientific crop rotation, mechanized sowing, precise water and fertilizer management, efficient weeding, and disease control, it solves the problems of high seed usage, high cost, and low yield associated with traditional cultivation. The seed rope spacing for red and yellow carrots is 3.5-4 cm and 5.5-6 cm, respectively, resulting in 41,000-47,000 and 30,000-33,000 seedlings per mu (approximately 0.067 hectares), respectively. It primarily uses fresh-eating varieties, with a seed usage of 80-100 grams per mu, reducing seed usage by more than 50% compared to broadcasting or row sowing (300-400 grams). Drip irrigation is applied 10-12 times, and humic acid liquid fertilizer, nitrogen, phosphorus, potassium fertilizer, calcium fertilizer, and boron-molybdenum fertilizer are applied during the fruit enlargement period. The beneficial effects of this invention are: the germination rate is over 95%, which is more than 35% higher than that of traditional broadcasting or row sowing; the marketability rate is over 90%, which is 20% higher than that of traditional broadcasting or row sowing; the yield is 9,000 to 10,000 kg per mu; and the cost is reduced to 1,500 to 2,100 yuan. It is suitable for large-scale planting in arid areas.

Computationally implemented methods, computing systems and computer program products disclosed herein relate to the calculation of risk values for crop plant phytotoxicity based on the classification of digital images into vegetation classes, including additional agronomic data and the provision of agricultural recommendations based on these risk values.

The application relates to the technical field of soil improvement, and particularly discloses a deep-returning improvement method for heavy salinization soil of facility agricultural land through crop rotation, which comprises the following steps: S1, deep-rooting crops and shallow-rooting crops are planted through crop rotation on the facility agricultural land to be improved, so as to obtain a soil tillage layer pretreated through crop rotation; S2, a plurality of grooves are excavated on the soil tillage layer; S3, straw is crushed, and the crushed straw material is laid in the grooves; a microbial preparation is simultaneously applied, so as to obtain a groove structure; S4, chemical fertilizer is applied to the groove structure; S5, soil is covered on the fertilizer-straw composite layer, so as to form a covered soil layer; S6, ridging is performed to form a ridge structure, and water irrigation treatment is performed; and S7, topdressing treatment is performed on crops growing on the ridge structure. The improvement method can be used for rapid repair of secondary salinization soil in facility agriculture, and has the advantages of improving the physical and chemical properties of the soil and realizing spatial redistribution of salt.

This invention provides a high-yield cultivation method for rice-Houttuynia cordata rotation, belonging to the field of crop rotation technology. The method provided by this invention can significantly improve the yield and commercial quality of both rice and Houttuynia cordata, reduce the input of chemical fertilizers, pesticides, and irrigation water, and lower the intensity of farming labor and production costs. Simultaneously, it effectively improves soil physical and chemical properties, increases soil organic matter content and fertilizer retention capacity, reduces agricultural non-point source pollution, and realizes the circular utilization of agricultural resources. It has broad application prospects and good ecological and economic benefits in rice-herbicide rotation areas.

The present application relates to a kind of sweet potato in the planting method of hillside terrace, including slope zoning, three-area planting, root promoting, soil conservation, vine pressing and root fixing, field management and harvesting, crop rotation and fertilization steps.Different from prior art, in S4 step vine pressing and root fixing, more adventitious roots are generated by stem node of sweet potato through vine pressing;The standardization method that can maximize its ecological protection function and guarantee and continuously improve its economic output is designed by coupling the soil fixation force of strong root system of sweet potato, the covering force of fast vine and high-yield cultivation technology, the method for simultaneously improving the ecological protection and productivity of hillside terrace by using sweet potato is used to solve the problems of high cost of engineering measures, no income of ecological measures and conflict between traditional sweet potato planting mode and soil and water conservation goal in prior art, realize the deep coordination and continuous improvement of terrace ecological system function and agricultural production benefit.

This invention provides a compound herbicide, its preparation method, and its application, relating to the field of pesticide technology. The compound herbicide provided by this invention combines metolachlor or butachlor, nicosulfuron, and propyzoxystrobin or propyzoxystrobin. Through extensive experiments, the inventors discovered that these herbicides, with their different mechanisms of action and weed-killing spectra, not only have a synergistic effect when combined, but also broaden the weed-killing spectrum. Furthermore, all three have short residual periods, do not affect subsequent crops, and facilitate crop rotation. Under different formulations, it can be used in sorghum fields, sunflower fields, corn fields, potato fields, rice fields, etc., adding new agents and options for weed control, reducing pesticide application rates, and promoting sustainable agricultural development.

This invention discloses the application and method of green manure return to the field in the remediation of cadmium pollution in red soil, belonging to the field of agricultural heavy metal pollution remediation technology. This method addresses the problems of high cost, potential secondary pollution, and difficulty in coordinating with agricultural production associated with chemical passivating agents in the remediation of cadmium-contaminated farmland in red soil. It utilizes a crop rotation system combining continuous planting and incorporation of milkvetch with rice planting and fertilization to simultaneously regulate and significantly increase soil microbial biomass carbon and amorphous iron oxide content, synergistically driving the transformation of soil cadmium from a highly active, weakly acidic extractable state to a more stable iron-manganese oxide-bound and organically bound state. This method achieves long-term, stable reduction of soil cadmium bioavailability without the need for additional chemical passivating agents, realizing a green, low-cost, and in-situ synergistic approach to cadmium pollution remediation and agricultural production, and has significant application value.

This invention discloses a time-sharing crop rotation method for alpine saline-alkali grasslands driven by photovoltaic panel shadows, relating to the fields of vegetation restoration and soil improvement technology. It aims to solve the problems of poor soil salinity control, low forage survival rates, and unstable yields caused by existing technologies. The method includes the following steps: S1, using photovoltaic power station 3D modeling software, based on photovoltaic array layout parameters and local solar trajectory data, simulating the dynamic trajectory of photovoltaic panel shadows throughout the year, thereby identifying permanent shadow areas, intermittent shadow areas, and full-sunlight areas within the photovoltaic array coverage area; S2, deploying soil salinity sensors in the permanent shadow areas, intermittent shadow areas, and full-sunlight areas respectively, for continuous monitoring. The monitoring period covers the whole year, obtaining the spatiotemporal variation patterns of soil salinity under different seasons and shadow conditions, and based on these patterns... This invention has the advantages of achieving ecological restoration of alpine saline-alkali grasslands and efficient utilization of forage resources.

This invention discloses a method and application for intelligent water and fertilizer management in crop rotation, belonging to the field of intelligent water and fertilizer management technology. The invention collects historical crop rotation data from target fields, selects high-yield samples to construct a training set according to fixed accumulated temperature intervals, and uses supervised learning to train a regression model to obtain a previous crop effect correction model. Throughout the crop's entire growth period, accumulated temperature is used as the decision node, and field data is collected in real time and input into the model to obtain water and fertilizer correction coefficients and calculate actual implementation amounts, achieving intelligent and precise water and fertilizer management. Simultaneously, it is coupled with rainwater harvesting and water-saving irrigation via paved roads. The model is iteratively optimized after the planting season. This invention uses machine learning to accurately adapt to the water and fertilizer needs of crop rotation, achieving dynamic and precise control throughout the entire growth period, efficiently utilizing rainwater resources, increasing crop yield, improving water and fertilizer utilization, and saving water and fertilizer.