34 results about "Multiple cropping" patented technology

The invention belongs to the technical field of corn planting, and particularly relates to a soil preparation and hole sowing all-in-one machine for post-wheat multiple cropping of corn. The stubble cleaning assembly is arranged on the front side of the fertilizer applicator; the plurality of seeding machines are arranged on the rear side of the fertilizer applicator; the multiple rolling assemblies are arranged on the fertilizer applicator and located on the rear sides of the multiple seeding machines correspondingly; the stubble cleaning assembly comprises a horizontal pushing part and a rotary tillage part arranged on the rear side of the horizontal pushing part, the rotary tillage part is detachably connected to traction equipment, and the horizontal pushing part can push wheat stubbles away from the working range of the rotary tillage part; when corn is sown in a wheat stubble field, hard stubbles and wheat roots in the wheat stubble field can be removed, the hard stubbles and the wheat roots are prevented from entering the operation range of the rotary cultivator to be smashed and then turned into soil, a breeding environment is prevented from being provided for germs and worm eggs, and the yield of corn is improved. The influence on the growth of the corn seeds caused by the rotting of the straws in the soil is avoided.

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 the field of agricultural science and technology, and discloses a regional crop production potential assessment method and system based on a planting mode, and the method comprises the steps: collecting accumulated temperature data and rainfall data of a target assessment region, and calculating a theoretical multiple cropping index corresponding to the target assessment region; determining an ideal planting mode of the target evaluation area according to the theoretical multiple cropping index in combination with an existing planting mode; setting a target evaluation area for planting according to an ideal planting mode, and determining a theoretical sowing area of crops in the target evaluation area; setting a multi-scene mode, and selecting a theoretical planting mode; according to the theoretical sowing area, the actual sowing area and the actual crop yield per unit area, the crop production potential of the target evaluation area is evaluated, the method combines the theoretical multiple cropping index and the planting mode, is closer to production reality, sets a multi-contextual mode, flexibly adjusts the planting mode, and evaluates the crop production potential; and a scientific basis is provided for formulating a regional crop production policy.

The invention discloses a planting method for intercropping flue-cured tobacco and chive and application of the planting method in relieving root rot of a tobacco field. Belongs to the technical field of agricultural planting and comprises the steps of transplanting flue-cured tobaccos in mid-to-late April, transplanting chive seedlings to two sides of tobacco ridges within 7 days after tobacco plants are transplanted, regularly harvesting chives, harvesting tobacco leaves on the upper portions of the tobacco plants in September, pulling out tobacco stems in late October, and immediately preparing soil and sowing green manure; the green manure plants are ploughed in the soil to be decomposed, flue-cured tobacco is planted in April, and the steps are repeated in sequence. The method is easy to operate, the microenvironment of organic carbon, enzyme activity and microorganisms of rhizosphere soil of tobacco plants in the tobacco field can be improved, the multiple cropping index of the soil in the tobacco field is increased, meanwhile, soil-borne diseases caused by long-term single cropping of the flue-cured tobaccos in the tobacco field can be inhibited, and effective technical guarantee is provided for sustainable production of the flue-cured tobaccos.

The invention relates to the technical field of corn planting, and provides a multi-sowing corn planting device which comprises a machine box, one side of the machine box is rotationally connected with a connecting shaft used for being connected with external driving equipment, a gear set is arranged in the machine box, and power of the connecting shaft is transmitted to the output ends on the two sides of the machine box through the gear set; a plurality of soil turning cutters are mounted on the outer wall of the mounting disc, a rotating shaft is fixedly connected to the middle of the mounting disc, the two sides of the outer wall of the rotating shaft are connected with the traction connecting frame through adjusting assemblies so as to adjust the soil turning depth, and the two ends of the rotating shaft are connected with the output end of the machine box through transmission assemblies so as to drive the soil turning cutters to work. Through linkage of a hydraulic rod and a triangular transmission frame, real-time accurate control over the soil entering depth of a soil turning cutter is achieved, the problem that a traditional device is uneven in soil turning is solved, the soil looseness is improved by 30%, it is guaranteed that single seeds accurately fall into soil holes in cooperation with cooperative action of a duckbilled opening and a reset spring, and the miss-seeding rate is reduced to 2% or below.

The present invention belongs to the technical field of planting. Disclosed is a method for maize-flue-cured tobacco crop rotation with double intercropping of pea / barley. In the method for maize-flue-cured tobacco crop rotation with double intercropping of pea / barley of the present invention, a specific planting pattern for the crop rotation is "flue-cured tobacco-intercropped pea-intercropped barley-rotated maize-intercropped pea- rotated barley-flue-cured tobacco". The symbiotic period of the double intercropped crops in this pattern reaches 70d, and a multiple cropping index of cultivated land is increased to "six harvests in two years", leading to a substantial increase in economic benefits. Moreover, this pattern can effectively reduce the occurrence of continuous cropping obstacles in cash crops such as flue-cured tobacco and peas, and thus is a "grain-tobacco-cash crop coordinated development pattern" that enables sustainable and efficient production. The economic benefits are greatly improved. In addition, pea seedlings are applied to attract migrating tobacco aphids, which reduces aphid infestations and prevents the occurrence of climatic spot disease and tobacco brown spot in upper tobacco leaves caused by excessive nutrient absorption in the late growth stage of flue-cured tobacco.

Provided is a regenerative multiple cropping method for rice in subtropical, tropical, and temperate regions that can increase the number of harvests per year and increase yields while reducing the use of chemical fertilizers and pesticides. The regenerative multiple cropping method for rice includes a seedling raising step, a shallow-water plowing step in the rice field, a rice planting or direct seeding step, a step of digging furrows in the rice field to create ridges, and a step of harvesting the rice, leaving a predetermined length from the base of the plant. Of these steps, the seedling raising step preferably includes a step of attaching VA mycorrhizal fungi to the rice seeds. Furthermore, it is preferable that the method further includes a step of sowing straw in the rice field between the shallow-water plowing step and the rice planting step.

The invention belongs to the field of agricultural planting, and particularly discloses a strawberry and rice rotation cultivation method suitable for a facility greenhouse, which comprises the following steps: S1, planting strawberry seedlings in the greenhouse from the last ten-day of August to the first ten-day of September every year until harvesting is finished at the end of April in the next year; s2, after strawberry harvesting and greenhouse cleaning, directly planting a water-saving and drought-resistant rice variety of which the whole growth period is less than or equal to 95 days in the same greenhouse from May 10th to May 25th, and completing rice harvesting from the middle ten days of August to the end of August; s3, after the rice is harvested, land preparation is performed for strawberry field planting in the next round; according to the method, water-saving and drought-resistant rice varieties which are extremely short in whole growth period and resistant to high temperature are selected, crop rotation connection is accurately arranged, and the traditional land idle period about four months after strawberry harvesting is successfully converted into a complete rice production season; therefore, one-year-one-ripening of the same land is changed into one-year-two-ripening of strawberry-rice, the multiple cropping index is doubled, and the annual output and utilization efficiency of unit land area are greatly improved.

The invention relates to a continuous cropping method for improving tobacco field soil. On the premise that normal tobacco planting is not affected, through reasonable crop rotation arrangement, vegetable and green manure planting in a tobacco field, one crop of autumn and winter vegetables is increased, the multiple cropping index is increased, tobacco and vegetable harvesting is achieved, meanwhile, the physical and chemical properties of soil are improved, excessive use of the soil is avoided, the quality of tobacco leaves can be improved, and meanwhile the physical and chemical properties of the soil are improved. The efficient planting mode plays a very important role in stabilizing the area of the tobacco region, increasing the comprehensive income of tobacco growers and improving the planting positive effect of the tobacco growers.

A method for upgrading a high-standard farmland monitoring network system based on existing three-national census sampling points includes the following steps: S1, determining existing cultivated land quality monitoring points n; determining three-national census sampling points m; obtaining high-standard farmland distribution vector data FD; obtaining typical crop rotation and multiple cropping pattern distribution CD; obtaining administrative division vector data AD; S2, screening existing cultivated land quality monitoring points to obtain the screened existing cultivated land quality monitoring point n1; S3, calculating the maximum number of high-standard farmland monitoring points to be built based on the high-standard farmland distribution vector data FD and the existing cultivated land quality monitoring point n1. The present invention also proposes a corresponding system. The method and system of the present invention utilize existing three-national census sampling points to avoid duplication, help assess soil quality, farmland infrastructure, and planting utilization conditions, provide more scientific and comprehensive monitoring results, improve and optimize the existing monitoring network, increase the accuracy and reliability of monitoring results, and further ensure food security.

The invention belongs to the field of flue-cured tobacco planting, and particularly relates to a planting method for intercropping flue-cured tobacco and purslane and application of the planting method in improving the potassium content of tobacco leaves. The planting method comprises the following steps: transplanting flue-cured tobaccos in mid-to-late April, transplanting purslane seedlings to two sides of tobacco ridges within two weeks, harvesting tobacco leaves at the upper parts of tobacco plants in September, regularly harvesting the purslane until the last crop of the purslane is harvested in early-to-middle October, and removing tobacco rods in late October. In mid-to-late March of the next year, green manure plants are ploughed in the soil to be decomposed, flue-cured tobacco is planted in April, and the steps are repeated in sequence. The method is easy to operate, the microenvironment of organic matter, enzyme activity and microorganisms of rhizosphere soil of tobacco plants in the tobacco field can be improved, the multiple cropping index of the soil in the tobacco field can be increased, meanwhile, the potassium content of tobacco leaves can be increased, and an effective technical guarantee is provided for sustainable production of flue-cured tobacco.

The present invention provides an annual rotation method for soybeans, rice, and rapeseed. This method involves continuous cropping of soybeans, rice, and rapeseed (spring soybean - late rice - rapeseed annual rotation system) on the same piece of land within the same year (within 12 months), and adopting the side - deep fertilization technology to regulate the local nutrients in the rhizosphere of crops, improve soil health, increase crop yields, enhance the multiple cropping index, promote high yields of grain, oil, and feed, and achieve multiple improvements in environmental and economic benefits. In the above - mentioned technical solution, through rotation, not only is the single - rice continuous cropping mode broken, but also the extension of the roots during the growth of soybeans and rapeseed can be utilized to improve the soil structure, enhance the air permeability and water retention capacity of the soil, provide an excellent growth environment for the subsequent crops, and increase the comprehensive yields of rice, soybeans, and rapeseed, with high economic benefits. In addition, in the rotation system, the application of side - deep fertilization is closely combined with the growth characteristics of soybeans, rice, and rapeseed, achieving the goals of increasing production and efficiency, reducing costs, and environmental protection.

The invention relates to the technical field of agricultural planting, in particular to a one-season two-planting and three-harvesting planting method for spring wheat and soybeans in the Sannorth-North region. According to the method, the constraint of the traditional planting concept and planting mode in the northern single-cropping agricultural area is broken through, a brand-new technical system and a brand-new planting mode for realizing one-season two-planting and three-harvesting of the spring wheat and the soybeans in the northern single-cropping agricultural area are created by taking technical innovation as a support and taking planting mode innovation design as a carrier, the multiple cropping index reaches 2.0, the multiple cropping income ratio reaches 2.0-2.8, and the yield of the spring wheat and the soybeans in the northern single-cropping agricultural area is increased. The total yield of 30-40% of green feed, 60-70% of wheat and 100% of soybeans is achieved on unit land.

This invention discloses a highly efficient cultivation method for garlic, mushrooms, and soybeans in greenhouse vegetable fields, allowing for four harvests per year. Utilizing greenhouse vegetable fields, a crop of green garlic seedlings is intercropped with a crop of morel mushrooms, followed by a rotation of two crops of fresh soybeans. This allows for the harvesting of green garlic seedlings, morel mushrooms, and two crops of fresh soybeans within a year, increasing the multiple cropping index per unit area and achieving a highly efficient cultivation method with four harvests per year. The intercropping and rotation of garlic, mushrooms, and soybeans creates a virtuous cycle in the greenhouse vegetable field soil. The well-developed root system of green garlic seedlings can kill various harmful bacteria in the soil, facilitating the intercropping of morel mushrooms and producing garlic-flavored morel mushrooms. The abundant mycelium and mushroom stems remaining in the soil after the morel mushroom harvest, along with exogenous nutrient bags, can serve as natural organic fertilizer, increasing soil organic matter content and providing a rich nutrient source for the growth of fresh soybeans. The biological nitrogen fixation by the rhizobia in fresh soybeans can improve the soil, and the secreted acids can activate insoluble phosphorus in the soil, increasing soil fertility, reducing the need for fertilizers and pesticides, and promoting the healthy production of the next crop of organic green garlic seedlings.

1. Name of the product in this design: Electronic device with a graphical user interface displaying agricultural product system content. 2. Purpose of this design: To showcase the agricultural product system and its specific contents. 3. The key design features of this product are the content and layout of the user interface. 4. The image or photograph that best illustrates the design's key features: the front view. 5. The application platform computer is an existing design, and other views are omitted. 6. Purpose of the graphical user interface: To display the agricultural product system and its specific details to users. 7. Human-computer interaction method of graphical user interface: The main view is the overlay screen of the main interface, which is a graphical user interface that displays the agricultural product system and its specific content; clicking the corresponding icon button in the main interface can enter the corresponding interface and download the corresponding file. 8. Other situations requiring explanation: The clickable button locations are in the usage status reference map, including derivative products, productivity level, aboveground biomass, grain yield per unit area, phenological period, vegetation index, crop growth, net primary productivity (NPP), planning analysis, identification of non-grain use in high-standard farmland, distribution of high-standard farmland, distribution of grain production functional zones, analysis of current seed value status in grain production functional zones, basic products, arable land properties, distribution map of heavy metal pollution, distribution map of arable land quality grades, distribution map of soil fertility, arable land types and distribution, and arable land classification. Distribution maps (irrigated land, dry land, paddy fields, orchards, tea gardens, nurseries), flat farmland distribution map, sloping farmland distribution map, planting space distribution map, potato planting distribution map, greenhouse distribution map, rice (2 seasons), wheat planting distribution map, rapeseed planting distribution map, corn planting distribution map, extended products, farmland spatial morphology: plot shape index, plot contiguousness, landscape index, farmland monitoring, increase and decrease of sloping farmland, increase and decrease of farmland, farmland utilization level, farmland pressure index, reclamation index, farming convenience, farmland radius, planting ratio, multiple cropping index.

The invention relates to the technical field of post-wheat multiple cropping of hairy vetch, and discloses an efficient cultivation and soil fertilization method of post-wheat multiple cropping of hairy vetch, which comprises the following steps: after wheat is harvested, wheat straw is flatly laid, covered and returned to the field, and the covering thickness of the wheat straw is 10-15cm, so that an effective soil protection layer is formed, and soil erosion and water evaporation are reduced. According to the efficient cultivation and soil fertility improvement method for the post-wheat multiple cropping vicia villosa, the soil structure is effectively optimized through deep ploughing and wheat straw returning measures, the soil bulk density is reduced, the porosity is increased, the soil becomes loose and breathable, a good physical environment is provided for growth of vicia villosa roots, extension of the roots and nutrient absorption are facilitated, and the yield of the vicia villosa is increased. Meanwhile, root exudates, stubbles and the like in the growth process of the vicia villosa can increase the content of organic matter in the soil, meanwhile, the application of the charcoal powder supplements an organic carbon source of the soil, the carbon nitrogen ratio of the soil is increased, and the activity of microorganisms in the soil is promoted.

The present application relates to the field of agricultural planting technology, and particularly relates to a planting method of spring wheat and soybean one season two kinds three harvests in the three north regions. The present application breaks the shackles of traditional planting concepts and planting modes in the single season agricultural region in the north, and creates a new technology system and a new planting mode of realizing spring wheat-soybean one season two kinds three harvests in the single season planting region in the north by taking technical innovation as support and taking planting mode innovation design as a carrier. The multiple cropping index reaches 2.0, the multiple cropping benefit ratio reaches 2.0-2.8, and the total output of 30-40% of green forage, 60-70% of wheat and 100% of soybean on unit land is realized.

The invention discloses a soybean interplanting cultivation method for a high-altitude young kiwi fruit orchard. The soybean interplanting cultivation method comprises the following steps of land selection and preparation, good seed selection, sowing in a proper period, seed treatment, density adaptation, weed prevention and removal, reasonable fertilization, pest and disease damage prevention and control, timely harvesting, total straw returning to the field, kiwi fruit tree management and the like. The method aims at the early stage of kiwi fruit tree orchard building, low land utilization rate, fast weed growth, high management cost, only input and no output, fully utilizes the space ecological niche complementary advantage of soybeans and fruit trees, can reduce weed growth, increase multiple cropping index, realizes the purpose of growing with short length, fully utilizes the nitrogen fixation effect of soybean rhizobium, fertilizes soil, and improves the yield of kiwi fruit trees. Meanwhile, a new mode and a new path are explored for soybean planting expansion in northwest Yunnan province and even Yunnan province.

The invention belongs to the technical field of agricultural planting, and particularly relates to a summer peanut-winter wheat double-night double-dense annual high-yield cultivation method which is used for improving the multiple cropping index and the land comprehensive production capacity. According to the year-round high-yield cultivation method for summer peanuts and winter wheat with double-night double-density, by optimizing planting density and arrangement of crop rotation time, a high-quality population can be established, year-round light, temperature, fertilizer and water resources are fully utilized, and the yield and quality of crops are improved. According to the method, regulation and control of the double-density planting density are adopted, the planting density of the peanuts is increased by 10%-20% compared with the conventional planting density, the planting density of the winter wheat is increased by 10%-15% compared with the conventional planting density, the problems of few branches and few fruiting of a single plant of the summer direct-seeding peanuts are solved, biomass accumulation in unit area is effectively improved, high yield is achieved by constructing high-quality groups, and the method is suitable for large-scale popularization and application. Meanwhile, the utilization efficiency of light and temperature resources by crops is enhanced.

The present invention discloses a method for double-cropping flue-cured tobacco rotation planting in the Shandong tobacco-growing area, belonging to the technical field of flue-cured tobacco rotation planting methods. The planting method consists of the following steps: sowing winter pasture 70, fertilizing, spraying nutrient solution, irrigating and topdressing, rye mowing, and flue-cured tobacco planting; for the fertilization, fertilization is carried out 6-8 days after the sowing is completed, and compound fertilizer is used during fertilization. 9-11 days after the fertilization is completed, chelated fertilizer is applied to the rotation area; for the spraying of nutrient solution, nutrient solution is evenly sprayed on the rotation area at the beginning of November. The present invention can change the current situation of continuous cropping of flue-cured tobacco in the Shandong tobacco-growing area, increase the multiple cropping index of tobacco field soil, improve soil fertility and tobacco leaf quality, promote the growth and development of flue-cured tobacco, and avoid the adverse effects on the growth and development, tobacco leaf quality and yield of flue-cured tobacco caused by the late transplanting period of tobacco plants and insufficient nitrogen supply in the early stage.

The invention relates to the technical field of agricultural planting methods, in particular to a one-season double-harvest planting method for fresh corn in the northeast region. According to the one-season double-harvest planting method for the fresh corn in the northeast region, a brand new technical mode for planting the fresh corn is provided for northeast single-season agricultural areas, one-year-one-harvest one-year is changed into one-year-two-harvest one-year, the ear number and the standard reaching rate are more than one time higher than those of common planting, the harvested fresh corn straw is high-quality green feed, and the yield is high. The multiple cropping index reaches 2.0, the multiple cropping income ratio reaches 2.1-3.2, the land output and economic benefits are multiplied, meanwhile, low-cost and high-benefit large-scale production and processing of the fresh corn are achieved, a new way is developed for village revival and farmer richness, and then powerful support is provided for village industry revival and farmer richness.

The invention discloses a quick seedling recovering method for winter wheat multiple cropping processing tomatoes. The method specifically comprises the following steps that S1, soil moisture is reserved; s2, preparing land per mu; s3, seed soaking activation; s4, drip irrigation; the invention relates to the technical field of tomato transplanting. According to the rapid seedling recovering method for winter wheat multiple cropping tomato processing, the reducing speed of straw and wheat roots is increased through a decomposition solution, soil moisture is reserved through an advanced irrigation mode, a good soil environment is provided for tomato transplanting, quadruple tomato activation is achieved in cooperation with seed soaking treatment, irrigation during transplanting, spraying of a photosynthetic promoting solution and drip irrigation of a soil conditioner, and the survival rate of tomato seedlings is increased. The tomato transplanting survival rate is improved, the seedling recovering time is effectively shortened, effective support is provided for improvement of the tomato yield per mu, and the method has the advantages of saving water and improving the fertilizer utilization rate.

The invention relates to the technical field of wheat planting. The invention provides a water-saving and fertilizer-saving planting method for multiple cropping of leguminous green manure after wheat harvesting. The water-saving and fertilizer-saving planting method comprises the following steps: (1) ploughing and preparing land after wheat harvesting; (2) sowing green manure crops in the leveled land, and performing green manure daily moisture management; (3) in mid-to-late October, the green manure crops are subjected to field returning treatment, and irrigation is performed after field returning treatment; (4) sowing spring wheat in mid-to-late March of the next year, and performing daily wheat management; and (5) harvesting wheat in mid-to-late July, and repeating the steps (1)-(4) to realize wheat-green manure circular planting. According to the method, wheat, common vetch, vicia villosa and other green manure crops are subjected to crop rotation, the water demand of wheat is effectively reduced, the content of organic matter in soil can be effectively supplemented after the green manure crops are returned to the field, and the use amount of chemical fertilizer in the follow-up planting process is reduced. The yield and the quality of the wheat are ensured under the condition of reducing the water content and the use amount of the fertilizer.

The invention discloses an efficient planting method for intercropping grapes and stigma croci in a greenhouse, which is characterized in that intercropping of the grapes and the stigma croci is carried out in a greenhouse facility, the grapes in the greenhouse are grouped and shaped by adopting double main vines of a flat shed frame according to a linear shape or an H shape, and the stigma croci is planted in the land between two rows of grape planting ridges. Accelerating germination of the saffron seedballs in September to October every year, sowing the saffron seedballs in November to December, and harvesting saffron corms in April to May next year. The relay intercropping method comprises the following steps: (1) a greenhouse grape planting method; (2) a saffron seedball pretreatment method; and (3) a method for planting stigma croci in a greenhouse. According to the crocus sativus seedball pretreatment method, the crop rotation connection problem of intercropping of the grapes and the crocus sativus in the greenhouse is perfectly solved, the respective growth time, space, temperature and illumination requirements of the grapes and the crocus sativus in the greenhouse are fully met, the stable and high yield of the grapes and the crocus sativus is ensured, the greenhouse facility utilization rate and the multiple cropping index are improved, and the yield of the grapes and the crocus sativus is increased. And the economic benefit is greatly improved.

The present application provides a kind of fern composite planting method based on birch forest, and belongs to the technical field of agricultural planting.The present application provides a kind of fern composite planting method based on birch forest in the low-quality birch forest area in northeast forest, solves the problem of low utilization rate of existing low-quality birch forest interspace and unbalanced supply and demand of fern market, and solves the problem of fern resource cultivation and artificial large-area planting difficulty.The present application solves the problem of low-quality birch forest space utilization difficulty by different forest type selection method and different canopy density fern planting method, realizes the one-year two-season harvesting mode of spring vegetable picking and autumn fruit picking by low canopy density plot black bud currant and fern intercropping, increases the utilization efficiency and multiple cropping index of interspace in forest, and provides a new mode for forest economy development and lays a foundation for forest fern industry development.

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 utility model provides a multiple cropping and weeding all-in-one machine for soybeans and corns. The multiple cropping and weeding all-in-one machine comprises a vehicle body, a rack, a spraying device and two groups of mowing devices, a suspension device is arranged at the rear end of the vehicle body; the rack is located behind the vehicle body and connected with the suspension device. The spraying device is arranged in the middle of the rack and connected with the pesticide box, and the spraying device is used for spraying pesticide into the soybean ridges; the two groups of mowing devices are respectively positioned on the two sides of the spraying device, are in sliding connection along the transverse direction of the rack and are used for ploughing weeds in corn ridges. According to the soybean and corn multiple cropping and weeding all-in-one machine, the spraying device and the mowing device are matched to conduct weeding operation on soybean ridges and corn ridges respectively, the machine adapts to the characteristics and weeding requirements of different crop ridges in a composite planting mode, and the applicability of the composite planting mode during weeding is improved; the mowing device is horizontally and slidably connected with the rack, so that the working position of the mowing device can be adjusted, and the weeding operation is more accurate.

Provided is a method for cultivating paddy rice in a regenerative multiple cropping system enabling increase in yield by increasing the number of harvests per year, while suppressing use of chemical fertilizers and agrochemicals in subtropical, tropical, and temperate regions. The method for cultivating paddy rice in a regenerative multiple cropping system comprises the steps of: raising seedlings; performing shallow-water soil puddling in a paddy field; performing rice planting or direct sowing; forming ridges by making grooves in the paddy field; and reaping while leaving a predetermined length from the base. The step of raising seedling preferably includes a step of applying VA mycorrhizal fungi to the seed rice. Furthermore, it is preferable to further provide a step of scattering straw over the paddy field between the step of performing shallow-water soil puddling and the step of performing rice planting.

The embodiment of the application provides a kind of abandoned land identification method and system based on crop type change, belong to image processing technical field.The method comprises: the pre-processing is executed to multiple time phase remote sensing image to obtain pre-processing image, and the cadastral vector boundary is based on generation and each land corresponding land time sequence sample;Extract multi-dimensional feature vector;Identify crop type label, construct crop type change sequence, and obtain management state preliminary judgment result based on land discrimination model;Based on the confusion resolution rule set of pre-established, the management state preliminary judgment result is executed correction, and the abandoned land identification result is output.The scheme of the present application realizes high-precision identification of abandoned land by constructing crop type change sequence and combining multi-dimensional feature vector, which is jointly processed by discrimination model and confusion resolution rule, effectively avoids misjudgment of fallow, multiple cropping and disaster damage.

The embodiment of the invention provides an abandoned land block identification method and system based on crop type change, and belongs to the technical field of image processing. The method comprises the following steps: preprocessing a multi-temporal remote sensing image to obtain a preprocessed image, and generating plot time sequence samples corresponding to plots on the basis of cadastre vector boundaries; extracting a multi-dimensional feature vector; identifying a crop type label, constructing a crop type change sequence, and obtaining an operation state initial judgment result based on a land parcel judgment model; and correcting the operation state initial judgment result based on a preset confusion resolution rule set, and outputting an abandoned land block recognition result. According to the scheme of the invention, the crop type change sequence is constructed, the multi-dimensional feature vector is combined, and the discrimination model and the confusion resolution rule are combined for processing, so that high-precision recognition of the abandoned land parcel is realized, and misjudgment of fallow, multiple cropping and disaster damage situations is effectively avoided.