37 results about "Legume crops" patented technology

The invention relates to an intelligent monitoring system for prevention and control of diseases and insect pests for bean planting, in particular to the field of intelligent monitoring of prevention and control of agricultural diseases and insect pests, and can realize extremely early precise recognition and early warning of diseases and insect pests of bean crops. The weak lesion spectral features and the continuous deterioration trend of the plant can be sensitively captured in a stage which is difficult to perceive by naked eyes, real diseases and environmental interference are effectively distinguished, the system can automatically locate a suspicious lesion area by using a weak supervised learning mechanism and only needing image-level labeling, the dependence on expensive pixel-level labeling data is greatly reduced, and the accuracy of the system is improved. Finally, a high-confidence early warning signal is output through multi-source information collaborative decision, a scientific basis is provided for accurate and green prevention and control, blind pesticide application is effectively avoided, and crop health and yield are guaranteed.

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

Exemplary embodiments of the present disclosure are directed towards a carrier-based agricultural biofertilizer composition for enhanced disease management in legumes includes, an isolated fluorescens strain CGA FPBPF-034 having the deposit accession number KY495220, and an agriculturally acceptable solid or liquid formulation with an organic or inorganic stabilizer to provide stability and support for the Pseudomonas species, thereby enhancing the disease management efficacy and overall health of the plants.

The invention discloses a soil improvement method, and relates to the technical field of soil improvement. Comprising the following steps: spraying a soil water-retaining agent on the surface of to-be-improved soil, performing powder ridge cultivation, and performing mixed ridging; biogas liquid is introduced into the ridged soil for irrigation, and after standing, irrigated soil is obtained; digging a plurality of pre-buried pits in the irrigation soil, and burying breathable net pipes in the plurality of pre-buried pits; moss mixtures are injected into the breathable net pipes, then soil backfilling is conducted on the multiple pre-buried pits, and loose soil is obtained; after the loose soil is subjected to watering maintenance, the breathable net pipes are taken out, and maintained soil is obtained; and applying a modified charcoal fertilizer to the surface of the maintained soil, ploughing and uniformly mixing, planting leguminous crops, carrying out rotary tillage into the soil after cutting and harvesting, and planting in a manner of crop rotation of different crops, thereby completing the improvement of the soil. According to the improvement method, the porosity and permeability of the hardened soil can be effectively improved, and the water and fertilizer retention capacity of the soil is improved, so that soil hardening is effectively relieved, and the soil fertility is recovered.

This invention relates to a method of combating, preventing or controlling root rot disease caused by plant pathogen, by applying to a legume crop plant, the locus thereof, or propagation material thereof, a compound of formula (I), as active ingredient, and to the use of said compound in seed treatment.

The invention belongs to the field of genetic engineering, and relates to a mung bean VrLAL1 (LANCEOLATE LEAVES1) protein, a mung bean VrLAL1 gene and application of the mung bean VrLAL1 protein and the mung bean VrLAL1 gene in regulation and control of leaf size and pod length, M5311 wild species and al1 mutant species are hybridized, and the VrLAL1 gene is finely positioned on the basis of an existing mung bean molecular marker. The method comprises the following steps: selecting a plurality of candidate genes in a candidate interval, simultaneously performing transcriptome sequencing analysis on a mutant, screening and identifying a plurality of candidate genes in the candidate interval according to a transcriptome result, finding a mutant gene VrLAL1 gene, designing a primer, and performing PCR (Polymerase Chain Reaction) first cloning to obtain the VrLAL1 gene. The VrLAL1 gene has an obvious effect on regulation and control of organ size, leaf development and pod development, and can be used for variety improvement of legume crops.

The utility model provides a legume crop intelligent sower, including frame, seed screening mechanism, furrowing mechanism, earthing mechanism, drive system and control system, seed screening mechanism includes a plurality of seed screening turntable for different legume seeding, seed screening turntable is detachably connected with seed screening disc rotating shaft, seed screening turntable is equipped with a plurality of seed screening holes, and the seed screening turntable is equipped with a plurality of seed screening holes. Seed screening holes of the seed screening turntable for sowing different beans are different in shape, hole size, spacing and / or hole density, a baffle for closing / opening the seed screening holes is arranged on the seed screening turntable, the bottoms of the seed screening holes are communicated with a seed screening pipe, and a seed screening driving device is connected with a rotating shaft of the seed screening turntable and drives the seed screening turntable to rotate so as to realize seed screening; the control system is electrically connected with the seed screening system, the ditching system, the soil covering system and the driving system and controls the operation states of the systems. The intelligent seeding machine for legume crops adopts various seed screening turntables, can meet the seeding requirements of different legumes, has multiple purposes, and is small and flexible in structure and simple to use.

The invention provides a compound microbial agent for preventing diseases, promoting growth and resisting salt and alkali of alfalfa as well as a preparation method and application of the compound microbial agent, and belongs to the technical field of biocontrol microbial agents. The compound microbial agent disclosed by the invention is prepared from bacillus mojavensis Bmo-MFL22, bacillus halophilus Bh-MFL68, bacillus megatherium Bme-MFL102, bacillus circulans Bc-MFL233 and bacillus subtilis Bs-MFL379, and the compound microbial agent disclosed by the invention is prepared from bacillus mojavensis Bmo-MFL22, bacillus halophilus Bh-MFL68, bacillus megatherium Bme-MFL102, bacillus circulans Bc-MFL233 and bacillus subtilis The compound microbial agent disclosed by the invention has a prevention and treatment effect on alfalfa root rot. The strains in the compound microbial agent disclosed by the invention have relatively good compatibility, and can synergistically promote the growth of leguminous crops such as alfalfa, peanuts and soybeans, so that the crop yield is increased. The compound microbial agent disclosed by the invention can also improve rhizosphere soil of leguminous crops and reduce the salt and alkali content in the soil.

The present invention relates to agriculture, more particularly to plant cultivation, and relates to a bactericidal or antibacterial agent based on copper and thiourea or derivatives thereof, the invention also relates to the application of the preparation in the planting process of spring-sown and winter-sown cereal and legume crops, open field and protected field vegetable crops, woody shrub crops, fruit tree crops, berry crops, perfume crops, horticultural crops, ornamental crops, melon crops, intertillage crops, economic crops and feed crops. The bactericidal or antibacterial agent comprises a complex of copper (I) with thiourea or methyl thiourea, or N, N '-dimethyl thiourea, or ethyl thiourea, or N, N'-diethyl thiourea, or ethylene thiourea, or N, N '-bis (dimethylaminomethyl) thiourea.

The invention discloses a seeding tray for legume crop planting, and relates to the technical field of seeding device.The seeding tray comprises a support, a tray is installed on the support, a leakage cylinder is installed below the tray, a powder screening tray is arranged above the tray, a temporary storage bin is rotationally connected to the upper surface of the powder screening tray, and an arc-surface flow guide tray is fixedly connected to the middle of the temporary storage bin; the seeding tray for planting the legume crops further comprises a depth adjusting mechanism, a quick clamping mechanism and a seed pressing mechanism, according to the scheme, by adjusting the rolling height of the rolling wheel and the T-shaped inserting plate, it can be ensured that the seeding wheel and the plug hole are matched more tightly, so that the phenomenon of miss-seeding or excessive seeding of seeds is reduced, the seeding accuracy and consistency are improved, and due to the fact that the sizes of different kinds of bean seeds are possibly different, the seeding accuracy and consistency are improved by adjusting the rolling height of the rolling wheel. Therefore, the device can adapt to seeds of different sizes, it is ensured that each seed can be properly treated, and the sowing universality is improved.

Soybean (Glycine max) is a globally important legume crop due to its ability to fix atmospheric nitrogen, and agricultural practices such as water and nutrient management can help farmers improve efficiency, increase crop productivity, conserve water, improve soil quality, improve soil nutrient efficiency, and produce sustainable soybean crops. This disclosure discloses novel plants, soybean plant parts including stems, roots, leaves, flowers, pods, seeds, etc., and nucleotide sequences of soybean varieties containing a mutated FT1a gene, as well as methods for producing the same by growing soybean plants or lots, and methods for using the same.

The application discloses an automatic weighing and dosing pulping equipment and relates to the technical field of food processing. The automatic weighing and dosing pulping equipment comprises a pulping box body, a rotary connecting assembly is installed at the bottom of the pulping box body, a draining roller is detachably arranged on the rotary connecting assembly, mesh holes are formed in the interior of the draining roller, a pulping mechanism is arranged in the interior of the draining roller, and the draining roller is detachably connected to a hoisting equipment. The draining roller can be detached, so that the draining effect of the bean crops under the action of centrifugal force can be realized during rotation, the net weight of the beans is stable and accurate, the best bean milk raw material ratio can be obtained, and the damage of the bean crops during transfer can be avoided by arranging the pulping mechanism in the interior of the draining roller during use, the quality stability of the bean crops is ensured, and the problem that the beans are broken during extrusion or transfer is solved.

The invention discloses a corn rotation intercropping cultivation method capable of enhancing soil functions, which comprises the following steps of: 1, fertilizing and performing mechanical rotary tillage in the first ten-day period of November in the first year to form ditches for oilseed rape transplanting, harvesting in the last ten-day period of April in the second year, and ploughing, stubble cleaning and turning and pressing; 2, in the middle of May of the next year, corn and soybean / peanut are intercropped on a preceding crop belt, corn and soybean / peanut are harvested in the middle of September, corn and soybean straw is smashed according to the original planting position, and turning and pressing are conducted; step 3, continuing second-period rape planting in the first ten days of November of the second year, and repeating the step 2 after the rape is harvested. Resource conditions of water, fertilizer, gas and heat are fully utilized, meanwhile, leguminous crops are introduced to improve the nitrogen nutrient content of soil, stimulate underground growth of main crop corn, enhance soil functions and improve the yield of a planting system, then balance of yield benefits and environmental ecological benefits is achieved, and a reference is provided for achieving an agricultural sustainable development planting mode.

The application provides an artificial non-coding RNA molecule, a DNA molecule and a biological material and application thereof in improving rhizobium carbon and nitrogen metabolic capacity, and belongs to the technical field of genetic engineering, wherein the nucleotide sequence of the artificial non-coding RNA molecule is shown as SEQ ID NO. 1, and the nucleotide sequence of the DNA molecule for transcribing the artificial non-coding RNA molecule is shown as SEQ ID NO. 2; the application also provides a recombinant vector and a recombinant rhizobium with high carbon and nitrogen metabolic capacity; the artificial non-coding RNA molecule and the recombinant expression vector constructed by using the RNA molecule provided by the application can significantly improve the utilization capacity of rhizobium malate, and further enhance the symbiotic nitrogen fixation capacity of rhizobium, and can significantly improve the yield and quality of legume crops in symbiosis with the legume crops.

The utility model discloses a threshing machine for a legume crop plot test. The threshing machine comprises a machine frame, a threshing cylinder, an upper shell and a lower shell. The upper shell is installed on the rack through a hinge and a hand wheel type hinge, the inner wall of the upper shell is provided with a spiral flow guide plate extending in the axial direction of the threshing cylinder, the right side is a feeding hopper, and the left side is a discharging port. The lower shell comprises a square barrel shell and a square conical material receiving hopper, a detachable arc-shaped bottom screen is arranged in the square barrel shell, and the bottom screen is fixed through a sliding groove and a lock pin. The lower portion of the material receiving hopper is connected with a splash-proof soft curtain, and a material receiving groove with universal wheels is arranged below the splash-proof soft curtain. Through the detachable bottom screen and the optimized material guide path, the problems that samples are difficult to replace and clean and threshing is uneven in a plot test are solved, and the device has the advantages of being simple in structure, convenient to operate, high in efficiency and the like.

The invention discloses a seedling and bean collaborative cultivation method for preventing and controlling salt crust in severe soda saline-alkali soil, and relates to the technical field of agricultural planting. The seedling and bean collaborative cultivation method specifically comprises the following steps: S1, land improvement, S2, improvement agent application, S3, ridging and alkali inhibition layer construction, S4, sowing and cultivation, S5, drip irrigation under a film and salt pressing and salt leaching, and S6, straw returning to the field and field management. According to the straw and bean collaborative cultivation method for preventing and controlling salt crust in the severe soda saline-alkali soil, by introducing composite conditioners such as straw charcoal, organic fertilizer, an acid conditioner and a water-retaining agent, the structure, fertility and water-retaining capacity of the saline-alkali soil are remarkably improved; the soil jacking capacity of gramineous crops is utilized, salt crust is broken through firstly, crack channels are formed, leguminous crops such as soybeans are intercropped between gramineous strip rows, the leguminous crops smoothly emerge through cracks, and the emergence rate is increased by 70% or above; and through the alkali inhibition layer at the bottom of the ridge body and drip irrigation under the film, the salt rising is reduced, and the synchronization of salt pressing and salt discharging is realized.

The invention belongs to the technical field of plant genetic engineering, and particularly relates to application of a soybean GmNEN5 gene to regulation and control of plant root nodule nitrogen fixation efficiency and delay of root nodule senescence. The soybean GmNEN5 gene is proved to be a positive regulatory factor for regulating the development of the root nodule and regulating the nitrogen fixation efficiency of the root nodule by overexpressing a coding gene of the soybean GmNEN5 protein in the soybean root nodule, and the condition that the root nodule senescence can be delayed and the nitrogen fixation capability of the plant can be improved by overexpressing the GmNEN5 gene in the soybean is found; the method has a good application prospect in research on nitrogen fixation mechanisms of leguminous crops and agricultural production.

Described herein are starch containing compositions and methods of making from pulse crops such as lentils, peas and beans that have a unique composition of starch, protein and fiber that makes them suitable for use in formulating meat analogue products. An illustrative example is a pea starch composition that is about 50 to 85 weight percent starch; about 4 to 30 weight percent fiber; and about 5 to 15 weight percent protein. In exemplary embodiments the pea starch particle product has a particle size of 30 to 300 microns in diameter. The product is made by a method that includes a) drying a pea starch product to form a powder; (b) mixing the powder with water, producing a mixture; (c) extruding the mixture thru an extruder producing an extrudate; and d) grinding the extrudate to the desired particle size.

The invention relates to the technical field of pesticides, in particular to a pyriproxyfen-buprofezin dispersible oil suspending agent and a preparation method thereof.The pyriproxyfen-buprofezin dispersible oil suspending agent is prepared from, by weight, 3-10 parts of pyriproxyfen active compound, 10-20 parts of buprofezin active compound, 2-10 parts of nonionic-anionic compound emulsifier, 2-10 parts of dispersing agent, 0.1-2 parts of stabilizer and 20-50 parts of dispersion medium, by compounding pyriproxyfen and buprofezin according to the mass ratio of 1: (2-4), especially compounding according to the mass ratio of 1: 3, under the matching action of other auxiliaries in a system, the insecticidal composition has a good control effect on pests on fruit trees, vegetables, grain crops, fiber crops and legume crops, and especially has the fast-acting property and the persistent effect of controlling tomato bemisia tabaci obviously higher than those of a single-component preparation.

The invention discloses a disease and insect pest detection system for agricultural planting, and relates to the technical field of image analysis, the disease and insect pest detection system comprises a scanning module, an information processing module, a leaf segmentation module and a disease and insect pest qualitative module, the information processing module carries out space-time synchronization on original data from the visible light camera, the infrared thermal camera and the optical radar and carries out preprocessing on the original data, and the leaf segmentation module is responsible for inputting the processed data into a proper segmentation model so as to realize accurate identification and segmentation of crops in a planting area. The plant disease and insect pest qualitative module is responsible for carrying out qualitative treatment on plant disease and insect pest conditions according to leaf segmentation results, the scanning module comprises a visible light camera, an infrared thermal camera and an optical radar, the visible light camera is used for capturing high-resolution images above legume crops in a planting area, and the plant disease and insect pest qualitative detection system has the advantage of omnibearing detection.

The invention discloses an application of a low phosphorus stress resistant gene GmGLK66 of a plant. Researches find that the GmGLK66 gene participates in phosphorus balance regulation and control of soybean root systems and responds to low phosphorus stress, and the transcription level of the gene is obviously up-regulated under the low phosphorus stress. Meanwhile, the GmGLK66 gene has positive regulation and control of soybean root growth and phosphorus efficiency, and can significantly improve the total phosphorus content of soybeans. Under normal phosphorus conditions and low-phosphorus stress, growth of soybean in-vitro hair roots can be remarkably promoted by over-expression of the GmGLK66 gene, the fresh weight of the hair roots is increased, and the total phosphorus content is increased; and after the GmGLK66 gene is knocked out, the effects are just opposite, and the fresh weight of hair roots and the total phosphorus content can be reduced. Therefore, the GmGLK66 gene plays an important role in promoting the growth of soybean roots and improving the phosphorus efficiency of the soybeans, and has important significance in illuminating the biological function of the GLK gene in leguminous crops adapting to low-phosphorus stress regulation.

The invention discloses an application of a Gm-1i-Q63 protein and a Gm-1i-Q23 protein in regulation and control of symbiotic nitrogen fixation capability and yield of plants. Statistics of symbiotic nitrogen fixation and yield related traits of Gm-1i-Q63 / Gm-1i-Q23 gene edited double mutants show that knockout of the Gm-1i-Q63 and Gm-1i-Q23 genes can significantly increase the nodule number and the root nodule dry weight, and significantly increase the plant height, the single plant grain number, the single plant grain weight, the hundred-grain weight and the protein content. Therefore, the Gm-1i-Q63 protein and the Gm-1i-Q23 protein can prolong the nodulation and nitrogen fixation time by increasing the nodulation number and the root nodule weight, so that the nitrogen fixation efficiency is improved, and the yield is improved. The invention provides a gene resource for obtaining a new soybean variety with high nitrogen fixation capacity or high yield, and has a good application prospect in the aspects of research on an efficient nitrogen fixation mechanism of leguminous crops and improvement of soybean productivity.

The invention provides decorative bean flour. The decorative bean flour is prepared from the following raw materials in parts by mass: 100 parts of legume crop seeds; and 5-30 parts of an emulsifier, wherein the emulsifier is selected from a powder emulsifier with a freezing point of 35-85 DEG C. The powdery emulsifier and the bean flour are mixed and then heated, the bean flour can be wrapped after the emulsifier is melted, a coating is formed after the emulsifier is solidified, and a good solid-state moisture-proof effect at the normal temperature is achieved. Besides the moistureproof effect of the bean flour, the external emulsifier can also improve the flowability of the bean flour, reduce natural agglomeration of the bean flour and enable the bean flour to be easier to sieve. The powdery oily emulsifier can fully mix the emulsifier with the bean flour, and the oily emulsifier can wrap the bean flour to achieve a moisture-proof effect, and can also improve the flowability of the bean flour.

The invention discloses a disease-resistant plant fertilizer which comprises plant ash, carbendazim, distillers' grains, plant rape seed cakes, soybean cakes, plant oil residue cakes, EM bacteria, trace elements, auxiliary materials and auxiliary additives, and the EM bacteria are photosynthetic bacteria, saccharomycetes or lactic acid bacteria and are used for disease control, soil improvement, rooting and seedling strengthening. According to the plant fertilizer capable of resisting diseases, the plant ash, the carbendazim, the distillers' grains, the EM bacteria, the trace elements, the auxiliary materials and the auxiliary additives are mixed, fermented, cooled and screened, the overall production process and flow are simple, the use scene is wide, and the plant fertilizer can be suitable for food crops, potato crops, legume crops, fruit and vegetable crops and the like and has a wide application prospect. The fertilizer also has certain insect and disease resistance, ensures healthy growth of plants, prevents the plants from being invaded by insect pests, improves the performance of soil, is more beneficial to rooting and seedling strengthening, and better promotes the growth and development of the plants.

Exemplary embodiments of the present disclosure are directed towards a carrier-based agricultural biofertilizer composition for enhanced disease management in legumes includes, an isolated Trichoderma harzianum CGAJ2T-3 having the deposit accession number KY495199 and an agriculturally acceptable solid and liquid formulation with a stabilizer to provide stability and support for at least one of the Trichoderma species, thereby enhancing the disease management efficacy and overall health of the plants.

The invention discloses related genes MtTFLa and MtTFL in the mature period of alfalfa pods as well as an encoding protein and application of the related genes MtTFLa and MtTFL. According to the invention, an MtTFLa gene and an MtTFLb gene which are highly homologous are separated from alfalfa, the nucleotide sequence of the CDS of the MtTFLa gene is shown as SEQ ID NO.1, and the nucleotide sequence of the CDS of the MtTFLb gene is shown as SEQ ID NO.4. According to the invention, the MtTFLa gene and the MtTFLb gene which are highly homologous are separated from alfalfa; it is found that MtTFLa or MtTFLb genes in leguminous plants are mutated or interfered, and after the expression quantity or expression level of the MtTFLa or MtTFLb genes in the leguminous plants is reduced, fruit pod maturation of the leguminous plants can be effectively promoted, including fruit pod maturation time tends to be consistent or the number of mature fruit pods is increased. The method has application prospects in the aspects of improving the yield of leguminous crops or cultivating high-quality and high-yield leguminous crop varieties and the like.

This invention discloses a non-destructive method for detecting protein content in common bean seeds based on hyperspectral imaging, relating to the field of non-destructive testing of agricultural products. It addresses the problems of traditional detection methods being highly destructive, cumbersome, and inefficient, as well as the redundancy, inaccurate feature extraction, and poor model adaptability of existing hyperspectral detection technologies. The invention includes: screening standardized common bean seeds; acquiring hyperspectral data; extracting the average spectrum of the samples using image preprocessing and spectral extraction techniques; eliminating redundant bands using EDA analysis; extracting relevant features using any one of the SFE, PLS-VIP+Pearson+p-value, or KNN-MI schemes; and constructing and selecting the optimal prediction model. This invention can be applied to the screening of high-protein single plants in common bean breeding, automated grading of common bean seed quality, or, after parameter adjustment, to the non-destructive detection of protein content in seeds of other edible legume crops such as peas, chickpeas, and cowpeas, and the tested seeds can be sown normally.

The invention discloses a legume crop dehulled and detoxified feed production machine and method, and belongs to the technical field of feed production, the legume crop dehulled and detoxified feed production machine comprises a base and a dehulling barrel mounted on the base, and is characterized in that a bearing plate is mounted in the dehulling barrel, a friction assembly used for dehulling is mounted on the upper side in the dehulling barrel, and the friction assembly comprises a friction plate; a plurality of air suction grooves are formed in the friction plate, a transition cylinder is fixedly installed at the upper end of the friction plate, and a plurality of fan blades rotating along with the friction plate are fixedly installed in the transition cylinder. Meanwhile, when the friction plate rotates, the fan blades are driven to rotate, so that the separated soybean hulls can be quickly sucked out, the soybean hulls are separated from the soybeans, the soybeans are convenient to screen out, the friction duration can be reasonably controlled according to different types of soybeans under the action of a control module and a pressure sensor, the quality of the soybeans is guaranteed, and the friction time is prevented from being too long or too short.

The invention discloses a planting method for simultaneously improving saline-alkali soil health and crop yield. The method comprises the following steps: mixing bacillus subtilis, bacillus amyloliquefaciens and paenibacillus mucilaginosus to prepare a compound microbial agent; mixing the compound microbial agent with a chemical fertilizer to prepare a base fertilizer; in the crop sowing period, the base fertilizer is applied to the lower side of crop seeds; a microbial activator is conveyed; after the crops are mature, the leguminous crops and the cruciferous crops are subjected to multiple cropping; harvesting overground parts of the cruciferous crops as silage; crushing leguminous crops to cover the earth surface in a frost period; annual circulation is carried out in this way. Through integration of three technologies of microbial agent stress resistance, drip irrigation activation and green manure graded management, in-season improvement and high yield of moderate saline-alkali soil (the salt content gt is 0.6%) are achieved, soil available nutrients are improved, soil fertility is improved, spring wheat yield and grain quality are improved, and double improvement of soil health and crop yield is achieved.

The present invention relates to the field of microbial technology, in particular to a Trichoderma agent and its application in preparing biological organic fertilizers. The present invention separates and screens the Trichoderma strain SY392 ( Trichoderma erinaceum ), demonstrating a trinity of growth-promoting, disease-resisting, and quality-enhancing effects. It efficiently produces IAA, solubilizes phosphate, adapts to acidic and alkaline environments, and exhibits strong antagonism against a variety of pathogens, particularly with an inhibition rate exceeding 70% against Fusarium oxysporum in cowpea. Field trials have shown that SY392 significantly improves cowpea growth indicators, yield, and quality, and reduces morbidity. After being formulated using shallow-plate fermentation technology, it has performed exceptionally well in cowpea fields at the Batou Base in Yacheng Town, Sanya City, Hainan Province, providing an innovative microbial solution for the green, high-yield development of tropical legume crops and promising broad prospects for widespread application.