20 results about "Sesbania" patented technology

A preparation method of an ionic rare earth leaching agent includes the following steps: (1) domestication microorganisms with rare earth activated mineral powder culture medium to obtain a microbial suspension; (2) amplifying and culturing the microbial suspension and additives to obtain the amplified culture medium; and (3) mixing the modified sesbania gum with the amplified culture medium to obtain the ionic rare earth leaching agent. The activated mineral powder is the active metal-containing mineral powder in nature, which has excellent cation exchange function after activation, and the activated mineral powder and ionic rare earth mineral powder are used as the medium components to domesticate microorganisms, so that microorganisms can survive in the above-mentioned ionic solution and improve the leaching rate of synergistic leaching ionic rare earth.

The invention discloses a sesbania SSR primer combination developed based on a shallow genome sequence and application thereof, and belongs to the technical field of molecular markers. The invention develops an SSR primer combination based on a shallow genome sequence of sesbania, and the SSR primer combination comprises 23 pairs of SSR primer pairs. The SSR primer pair developed by the invention has the advantages of high polymorphism, rich polymorphic information content, stable amplification result, high resolution, accuracy and the like, can quickly and accurately judge the source and variety of sesbania, is beneficial to the research of germplasm resource identification, germplasm resource genetic diversity analysis, genetic structure analysis and the like of sesbania, and has wide application prospects. The method has important significance in promoting conservation and utilization of sesbania germplasm resources and promoting industrial development.

The invention belongs to the technical field of agricultural microorganisms, and particularly relates to rhizobium capable of promoting plant cell division, resisting salt and alkali and reducing alkali and application of the rhizobium. The strain number of the Neorhizobium alkalisoli is YRD01, the preservation number of the Neorhizobium alkalisoli is CCTCC NO: M 20251990, and the Neorhizobium alkalisoli is preserved in China Center for Type Culture Collection, Luojia Hill, Wuchang District, Wuhan City, Hubei Province on September 9, 2025. The strain obtained by the invention is derived from sesbania root nodules and is obtained by screening and culturing the sesbania root nodules. The rhizobium (Neorhizium alkalisol) YRD01 obtained by screening in the invention is a strain of novel rhizobium which has the characteristics of high saline-alkaline tolerance, active alkali reduction function and efficient growth promotion.

The invention discloses a saline-alkali grassland management method based on ecological rotation and land sharing, which comprises the following steps: equally dividing a target land into a plurality of grid areas, collecting soil samples in different grid areas to measure the pH and total nitrogen content of soil, and dividing the soil into an ecological restoration area, a forage grass production area and an economic plant area according to the measured pH and total nitrogen content of the soil. Suaeda glauca and sesbania are planted in the ecological restoration area, alfalfa and leymus chinensis are planted in the forage grass production area, radix isatidis and purple perilla are planted in the economic plant area, and crop rotation planting is conducted on the three areas with two years as the cycle. According to the design, through complementation of plant communities, the fertilization requirement can be reduced, the soil remediation speed can be increased, grassland rotation management of multi-subject land sharing is achieved through ecological function complementation, the land utilization efficiency can be effectively improved, the grassland production-ecology-life three-generation functions are considered, and sustainable development of the saline-alkali grassland is promoted.

The invention provides a sowing method for wheat-sesbania in a dry farming saline-alkaline double cropping area, and belongs to the technical field of agricultural sowing, and the sowing method comprises the following steps: S1, early-stage preparation; s2, shallow spinning and leveling; s3, sowing execution; s4, soil treatment; and S5, equipment resetting. The invention provides a wheat-sesbania seeding method for a dry farming saline-alkaline double cropping area. Through collaborative design of crop adaptation, soil improvement and equipment optimization, a multiple guarantee mechanism for yield stability is constructed. The yield reduction risk of unreasonable group structure of wheat is reduced through close planting optimization, biomass accumulation is improved through wide-distance planting of sesbania, and a green manure cycle of land use and land cultivation is formed; the rainwater collection ditch has the water collection and soil moisture conservation functions to buffer the influence of uneven rainfall and reduce the fluctuation impact of drought and flood on the yield. The method pertinently solves the core problems of insufficient adaptability, saline-alkali drought stress, low emergence rate and the like of the same seeder, and realizes double improvement of the emergence rate and the yield stability of the double-cropping product in the dry-farming saline-alkali area.

The invention discloses an ecological regulation and control method for rice planthoppers. The invention relates to the technical field of crop insect pest prevention and control. Specific weeds are introduced to ridges of a paddy field. The specific weed is selected from any one of lemongrass and sesbania. Based on the concept of ecological regulation and control of pests, specific weeds are cultivated on ridges to conserve predatory natural enemies of the rice planthoppers, then the ecological control effect of natural enemies on the rice planthoppers is achieved, planting is relatively simple, the cost is low, use of insecticides is reduced fundamentally, and the ecological control effect of the rice planthoppers is achieved. The problem of non-target biological safety of the insecticide is effectively solved, and the safety and quality of rice products are remarkably improved.

The invention relates to a preparation method of a bird nest type silicon catcher. The bird nest type silicon catcher is prepared from the following raw materials: silicon dioxide powder with high specific surface area, pseudo-boehmite, alumina powder, sesbania powder and cellulose. The preparation method comprises the following steps: uniformly mixing silicon dioxide powder with a high specific surface area, pseudo-boehmite, alumina powder, sesbania powder and cellulose in a kneading machine, adding a mixed aqueous solution of nitric acid and citric acid, mixing the powder into mud, and carrying out pugging, molding, drying and roasting to obtain a bird nest type silicon trapping agent carrier; and then loading metals Mo and Ni by adopting an impregnation method, and drying and roasting to obtain the bird nest type silicon trapping agent. The silicon trapping agent prepared by the method has the characteristics of large pore volume and specific surface area, high metal dispersity, high water absorption, multiple edge active center sites and the like, and is suitable for silicon trapping treatment of silicon-containing oil products such as coker naphtha and coker dry gas.

The present invention discloses a saline-alkali grassland management method based on ecological rotation and land sharing. The target plot is first divided into multiple grid areas. Soil samples are collected from different grid areas to determine the soil pH and total nitrogen content. Then, based on the measured soil pH and total nitrogen content, the area is divided into an ecological restoration area, a forage production area, and an economic plant area. Salicornia and Sesbania are planted in the ecological restoration area, alfalfa and Leymus chinensis are planted in the forage production area, and Isatis indigotica and Perilla are planted in the economic plant area. Crops are rotated in the three areas on a two-year cycle. The above design can reduce fertilization requirements and increase soil remediation speed through the complementarity of plant communities. It can achieve multi-subject land sharing grassland rotation management through the complementarity of ecological functions, effectively improve land use efficiency, take into account the "three lives" of grassland production, ecology, and life, and promote the sustainable development of saline-alkali grassland.

A preparation method of an ionic rare earth leaching agent includes the following steps: (1) domestication microorganisms with rare earth activated mineral powder culture medium to obtain a microbial suspension; (2) amplifying and culturing the microbial suspension and additives to obtain the amplified culture medium; and (3) mixing the modified sesbania gum with the amplified culture medium to obtain the ionic rare earth leaching agent. The activated mineral powder is the active metal-containing mineral powder in nature, which has excellent cation exchange function after activation, and the activated mineral powder and ionic rare earth mineral powder are used as the medium components to domesticate microorganisms, so that microorganisms can survive in the above-mentioned ionic solution and improve the leaching rate of synergistic leaching ionic rare earth.

The invention belongs to the technical field of agricultural biology, and particularly relates to a method for germinating sesbania seeds. The method comprises the following steps: collecting mature sesbania siliques, treating to obtain qualified seeds with uniform particle sizes, carrying out heat treatment on the obtained qualified seeds for 2 hours, grinding the seeds with fine sand to damage seed coats, soaking the seeds in hydrogen peroxide and gibberellin in sequence, and finally putting the soaked seeds in a saturated sodium bicarbonate environment with trace vent holes, germinating in a variable-temperature mode of illumination for 12 hours and darkness for 12 hours. According to the method, seed coat obstacles are broken through multi-step cooperative treatment, germination conditions are optimized, and the germination efficiency of the sesbania seeds can be remarkably improved.

The present invention provides a green manure crop rotation cultivation device and method for improving saline-alkali land, which relates to the technical field of green manure crop cultivation, including: a mounting bracket, a furrowing mechanism, a driving mechanism, a watering mechanism, and a sowing mechanism; the furrowing mechanism includes two connecting brackets fixedly arranged at the bottom of the mounting bracket, and the two connecting brackets are rotatably connected to a rotating shaft on opposite sides. This scheme ultimately realizes that the valve is intermittently pushed by the pushing frame through the left and right movement of the horizontal plate, so that the water in the water tank is intermittently discharged into the groove through the outlet pipe. The two connecting plates will simultaneously drive the two gear plates to move left and right during the movement process, thereby causing the gears to rotate back and forth. When the gears rotate, the receiving hopper is driven to rotate back and forth through the transmission shaft, so that the seeds in the seed box intermittently fall into the block watering position in the groove. When planting sesbania seeds, there is no need to dig furrows and irrigate the saline-alkali land in advance, which effectively reduces the workload of farmers and improves the cultivation efficiency of sesbania seeds.

The invention discloses a formula of an abalone feed taking sea horse teeth as a raw material. Relates to the technical field of abalone feed formulas. 15-30% of a plant protein source; 5-12% of a composite mineral additive; 1-5% of a vitamin premix; 3-8% of an algal polysaccharide adhesive; 1-15% of spirulina powder; and the balance of the compound probiotic preparation. According to the formula, the sea horse teeth are used for replacing part of animal protein, the cost is low, the environment is protected, nutrition can be accurately supplied, the abalone growth performance, disease resistance and survival rate are improved, the meat quality is improved, and green breeding is facilitated.

The invention discloses recombinant rhizobium OEuspA with stress resistance, a plant salt-resistant bacterial agent and application of the plant salt-resistant bacterial agent, and belongs to the technical field of genetic engineering. According to the invention, a new uspA gene is identified from azotobacter stenoma ORS571 for the first time. And then carrying the uspA gene into the azotobacter stem nodule by using a plasmid vector, and constructing to obtain the recombinant rhizobium over-expressing the uspA gene. Compared with wild-type rhizobium, the stress resistance of the recombinant rhizobium for overexpressing the uspA gene, which is constructed by the invention, is remarkably improved. After the recombinant rhizobium over-expressing the uspA gene is symbiotic with sesbania eriocalyx, wheat and corn, the growth of plants under the salt stress condition can be promoted. The uspA gene disclosed by the invention can be used for constructing a recombinant rhizobium material with stronger stress resistance and growth promotion capability, and has potential and wide application prospects in the fields of genetic engineering transformation of rhizobium or other bacteria, the rhizobium microbial inoculum preparation industry, the bean planting industry in agricultural production and saline-alkali soil development.

The application belongs to the field of agricultural microorganism technology, and particularly relates to rhizobium promoting plant cell division, salt and alkali tolerance and alkali reduction and application thereof. Neorhizobium alkalisoli The rhizobium has a strain number YRD01 and a preservation number CCTCC NO: M 20251990, and is preserved in the China Typical Culture Collection Center in Luo Jia Mountain, Wuhan, Hubei on September 9, 2025. The strain obtained in the application is derived from sesbania root nodule and obtained after screening and culture. Neorhizobium alkalisoli The rhizobium YRD01 obtained in the application is a new type of rhizobium with high salt and alkali tolerance, active alkali reduction function and high-efficiency growth promotion characteristics.

The invention provides an ecological restoration method for improving saline-alkali grassland of a photovoltaic power station, and belongs to the technical field of ecological restoration. In order to solve the problem of ecological restoration of saline-alkali grassland of a photovoltaic power station, the invention provides a sesbania planting and mobile water storage device synergistic restoration technology system. According to the technology, the saline-alkaline tolerance characteristic of a leguminous plant sesbania and the intelligent water control advantage of a mobile water storage device are fully utilized, and a novel photovoltaic-plant-water coordinated regulation and control remediation mode is constructed. The sesbania effectively improves the physical and chemical properties of the soil by virtue of the strong salt tolerance, rapid growth characteristic and strong nitrogen fixation capability of the sesbania; and in cooperation with accurate moisture management of the movable water storage device, dynamic balance between salt leaching and evaporation inhibition is achieved. The invention provides a feasible technical scheme for solving the contradiction between new energy development and ecological protection, and has remarkable environmental benefits and popularization and application values.

The application discloses a high-sorghum-sudan-grass and sesbania banded planting method, and belongs to the technical field of forage grass planting. The high-sorghum-sudan-grass and sesbania banded planting method comprises the following steps: carrying out banded planting of high-sorghum-sudan-grass and sesbania in a banded planting mode of 4 rows of high-sorghum-sudan-grass + 2 rows of sesbania. The banded planting of the high-sorghum-sudan-grass and sesbania adopts a dry-planting-wet-harvesting cultivation mode of drip irrigation under a film and precision seeding on the film. The banded planting of the high-sorghum-sudan-grass and sesbania significantly improves the population characters, forage grass quality and production capacity of the high-sorghum-sudan-grass, mainly in that the plant height and stem diameter of the high-sorghum-sudan-grass are increased, the fresh grass yield, crude protein content, total volatile fatty acid and dry matter disappearance rate of the mixed forage grass are improved, and the mixed forage grass of the high-sorghum-sudan-grass and sesbania obtained by cutting can be directly ensiled or directly fed to livestock. The high-sorghum-sudan-grass and sesbania banded planting method can improve the population characters, forage grass quality and production capacity of the high-sorghum-sudan-grass, and also can improve the saline-alkali soil.

The application belongs to the technical field of saline-alkali soil improvement, and relates to a rain-fed dry farming early spring sesbania construction method for coastal moderate and severe saline-alkali soil, which comprises the following steps: S1, deep rotation of the saline-alkali soil; S2, ridging: ditching and ridging of the deep-rotated saline-alkali soil; S3, hole digging at the side of the ridge and formation of water collecting pits arranged in a 'duck mouth' shape, and then laying of the mulch film; S4, vertical direction drilling at the side of the water collecting pit and formation of a seed planting channel, and then planting of the sesbania seeds into the seed planting channel, the hole of the mulch film being covered with soil to form a 'duck mouth' structure, and rainwater being guided into the water collecting pit by the mulch film; and S5, whole plant sesbania returning to the field and formation of a straw layer. Rainwater is collected in the seed planting channel by the mulch film, the amount of water that can be absorbed by the sesbania seeds is increased, the mulch film can also improve the soil temperature and soil moisture conservation, and thus the sesbania can be constructed by using the rain-fed dry farming mode at the end of March, and the period of saline-alkali soil improvement is shortened.

The present invention provides a γ-Al2O3 material with a dual-mesoporous distribution and a preparation method thereof, the method comprising the following steps: (1) providing a paste containing pseudo-boehmite, sesbania powder, acid and water; (2) extruding the paste in step (1), and starting to collect the material when the material extrusion pressure is ≥300N; (3) adding water to the extruded strip obtained in step (2), kneading, and obtaining a paste; (4) extruding the paste obtained in step (3); (5) pelletizing the extruded strip obtained in step (4), and calcining to obtain the γ-Al2O3 material. The present invention can adjust the pore size distribution by adjusting the formula and the extrusion process, and obtain a stable dual-pore carrier, and the dual-pore distribution is all within the mesoporous range.

The invention discloses a method for producing a silage raw material by intercropping sweet sorghum and sesbania cannabina, which can effectively improve the land utilization rate, improve the soil structure, improve the yield and quality of forage grass crops and reduce the breeding cost. According to the method, an intercropping mode is adopted, through reasonable configuration of the sweet sorghum and sesbania in time and space, the fresh and hay yield of the sweet sorghum can be effectively increased, the nutritional quality of mixed forage grass can be improved, and economic income can be increased; the problem of insufficient supply of local forage grass is solved, and the breeding cost is reduced; meanwhile, when the sowing rate ratio of the sweet sorghum to the sesbania is larger than 1: 1, growth of the sweet sorghum and the sesbania is benefited, it is indicated that the sweet sorghum and the sesbania form a stable coexisting competitive pattern, and after mixed sowing of the sweet sorghum and the sesbania, the problems that the gramineous protein content is low and the leguminous forage carbohydrate content is low can be solved to a certain extent; the fresh and hay yield and the nutritional quality of the mixed forage grass are greatly improved. The method is suitable for popularization and application in the technical field of forage grass planting.

The invention particularly relates to a cultivation technical method for relay intercropping of asparagus and green manure in saline-alkali soil. The method comprises the following steps: S1, fertilizing before planting, deeply ploughing, ditching and watering; s2, adopting a nutrition pot to culture seedlings and planting asparagus; s3, green manure sesbania and suaeda glauca are planted between rows, S4, the sesbania and the suaeda glauca are regularly cut in the growth period of the green manure, and S5, suaeda glauca plants are removed after winter, the sesbania is smashed, turned and pressed into soil, and urea and the like are cooperatively applied to promote decomposition; s6, asparagus cultivation management: removing field green manure residues in a harvesting period, performing conventional fertilizer and water management, topdressing high-potassium organic fertilizer in autumn in a root raising period, covering rice husks or straws in winter and the like, and improving the salt resistance and soil environment of the asparagus; and step S7, circularly intercropping for 2-3 years. According to the scheme, biological desalination (suaeda salsa) and nitrogen fixation and land cultivation (sesbania) are cooperated, sustainable improvement of production of the asparagus in the saline-alkali soil is achieved, and green manure benefits in the current year and long-term soil remediation are both considered.