50 results about "Trichoderma virens" patented technology

The invention relates to the field of fertilizers, in particular to a stable fertilizer for preventing and treating peanut root rot and a preparation method thereof, and the fertilizer comprises a fertilizer inner core layer, a nano microbial metabolite layer and a microbial protective layer from inside to outside. According to the stable fertilizer for preventing and treating peanut rhizome rot, the capsule embedding inhibitor made of humic acid and the trichoderma aureoviride metabolite are adopted to construct a dual nitrification inhibition system, and the capsule embedding inhibitor and the trichoderma aureoviride metabolite have a synergistic effect, so that the nitrification effect is reduced, the nitrogen fertilizer utilization rate is increased, and non-point source pollution is reduced.

The invention discloses a trichoderma virens strain KN-T01, a trichoderma preparation and application of the trichoderma preparation, and belongs to the technical field of biocontrol microbial agents. The invention provides a trichoderma virens strain KN-T01, a trichoderma preparation and application of the trichoderma virens strain KN-T01 and aims to solve the technical problem that a biocontrol microbial agent in the prior art is poor in microbial function effect in a low-temperature environment, the preservation number of the trichoderma virens strain KN-T01 is CCTCC M 20242443, and the trichoderma preparation contains the trichoderma virens strain KN-T01. The trichoderma virens strain KN-T01 and the trichoderma preparation provided by the invention have relatively good low temperature resistance, have relatively good antagonism and hyperparasitism effects on pathogenic bacteria of pepper gray mold and watermelon fusarium wilt, have a good decomposition effect on straws under a low-temperature condition, and have a relatively good promotion effect on growth of tomatoes and corns under a low-temperature condition, so that the trichoderma virens strain KN-T01 and the trichoderma preparation have relatively good application prospects. The trichoderma virens strain KN-T01 and the trichoderma preparation are non-toxic and harmless, and can be applied to agricultural green prevention and control.

The invention relates to the technical field of biological prevention and control, in particular to a trichoderma subatroviride Thp30 strain and application thereof. The trichoderma subatroviride Thp30 is preserved in Guangdong Microbial Culture Collection Center on May 22, 2025, and the preservation number is GDMCC No: 66381. The trichoderma pseudoviride Thp30 provided by the invention can inhibit the growth of wheat stem rot pathogen fusarium graminearum, apple anthracnose pathogen colletotrichum gloeosporioides, botrytis cinerea pathogen botrytis cinerea, wax gourd fusarium wilt pathogen fusarium oxysporum and pear anthracnose pathogen colletotrichum gloeosporioides, and promote the growth of wheat, soybean and wax gourd; the wheat basal stem rot can be effectively prevented and treated, and the freezing resistance of wheat can be enhanced.

The invention relates to the field of microorganisms, and discloses a complex microbial inoculant for preventing and treating clubroot of rape. Comprising the following raw materials in parts by weight: 10 to 12 parts of acid-resistant bacillus, 12 to 15 parts of pseudomonas fluorescens PF-5, 8 to 10 parts of bacillus mucilaginosus, 5 to 7 parts of halophilic bacillus, 8 to 10 parts of bacillus amyloliquefaciens, 12 to 15 parts of trichoderma atroviride ReTv2, 6 to 8 parts of azotobacter chroococcum, 10 to 12 parts of chitosan-gamma-polyglutamic acid microspheres, 12 to 15 parts of diatomite and 8 to 12 parts of humic acid. And 2-4 parts of algal polysaccharides. The living space of plasmodiophora brassicae is preempted by the acid-resistant bacillus; the pseudomonas fluorescens PF-5 directly strikes pathogenic bacteria and stimulates the defense system of the oilseed rape; the bacillus amyloliquefaciens releases a plurality of antibacterial substances; the trichoderma atroviride ReTv2 rapidly destroys the structure of the plasmodiophora brassicae in a manner of hyperparasitism and exoenzyme secretion.

The invention belongs to the technical field of microorganisms, and discloses a compound microbial agent and application thereof in crop disease control. According to the invention, two plant endophytes, namely trichoderma asperellum and trichoderma atroviride, are separated, the trichoderma asperellum is Trichoderma asperellum M11, and the preservation number is CGMCC (China General Microbiological Culture Collection Center) No.40752; the trichoderma atroviride is Trichoderma atroviride T5, and the preservation number of the trichoderma atroviride is CGMCC (China General Microbiological Culture Collection Center) No. 22432. Fermentation liquor of two trichoderma strains and auxiliaries are prepared into the compound microbial agent, the compound microbial agent has excellent prevention and treatment effects on pepper phytophthora blight, cucumber fusarium wilt, watermelon fusarium wilt, cucumber damping off, tomato sesame spot, tomato early blight and tomato leaf mold, in addition, the compound microbial agent can promote growth and increase yield, the disease resistance of plants is improved, and the application prospect is wide.

The invention relates to a trichoderma virens strain and application thereof. According to the invention, a Trichoderma virens strain GZUAS831026 is separated from a capsicum land soil sample, the Trichoderma virens strain is preserved in Guangdong Microbial Culture Collection Center, and the preservation number of the Trichoderma virens strain is GDMCC No: 65370. The trichoderma virens strain obtained by the invention has a good pepper straw degradation effect and a growth promoting effect, has a good inhibition effect on pathogenic bacteria of the ginger tuber rot disease, and can be used for preventing and treating the ginger tuber rot disease.

The invention discloses a trichoderma virens preparation capable of preventing diseases and increasing yield as well as a preparation method and application of the trichoderma virens preparation. Belongs to the technical field of biological agents. According to the trichoderma virens strain T259 disclosed by the invention, the trichoderma virens strain T259 is respectively subjected to strain amplification culture, liquid amplification culture and solid fermentation culture, a solid fermentation product of the T259 strain is successfully prepared, the solid fermentation product is mixed with an auxiliary agent, and the trichoderma virens preparation capable of preventing diseases and increasing yield is prepared. The trichoderma virens spore content in the preparation is improved; solid fermentation can effectively improve the colonization ability of trichoderma virens in the field. The production of the trichoderma virens preparation has the characteristics of large sporulation quantity, short period, wide raw material source and low cost; the fertilizer is easy to use and operate, suitable for various crops and remarkable in disease prevention and yield increase effect. And a foundation is laid for quality and efficiency improvement and high-quality and high-efficiency development of modern agriculture.

The invention provides a trichoderma atroviride strain and application thereof in plant disease control, the trichoderma atroviride strain is JB-1, the preservation name of the trichoderma atroviride strain is Trichoderma atroviride, the trichoderma atroviride strain is preserved in China General Microbiological Culture Collection Center (CGMCC), and the preservation number of the trichoderma atroviride strain is CGMCC No.41740. Compared with the prior art, the endophytic trichoderma atroviride JB-1 has the advantages that the endophytic trichoderma atroviride JB-1 has a broad-spectrum plant pathogenic fungus antagonism effect and can be used for preventing and treating crop diseases; meanwhile, the strain is relatively safe to the growth and development of corn and the like and has a promoting effect on the growth and development of the corn within a certain concentration range, so that the strain is expected to be used as a bacterial fertilizer to play a good role in the growth and development of crops, a series of problems caused by excessive application of chemical pesticides are solved, and the strain has a wide application prospect in agricultural production.

The present invention relates to the field of biological control technology, and in particular to a co-culture fermentation liquid of Trichoderma and Burkholderia, a bacterial agent and an application thereof in preventing and treating ginger root rot. The preparation method of the co-culture fermentation liquid comprises: Trichoderma atroviride ) HB20111 and Burkholderia vietnamese ( Burkholderia vietnamiensis ) P418 co-culture fermentation, to obtain a co-culture fermentation liquid; the co-culture fermentation liquid contains fermented bacteria, fermentation supernatant and metabolites produced by co-culture. Compared with a single biocontrol strain, the dark green Trichoderma HB20111 and Vietnamese Burkholderia P418 used in the present invention can produce a wide range of antibacterial and growth-promoting secondary metabolites through co-culture fermentation, prevent and control ginger root rot, are not easy to produce drug resistance, have significant effects, and have high application value.

The present application discloses a tobacco continuous cropping soil regulator and a preparation method thereof, and relates to the technical field of soil improvement. A tobacco continuous cropping soil regulator comprises the following components by weight: 1.3-2.3 parts of inorganic nutrients, 58-66 parts of organic materials, 0.2-0.8 parts of composite microbial agents, 15-25 parts of calcium-based bentonite, 0.4-1.0 parts of inhibitors, 2-3 parts of urea-formaldehyde, 10-15 parts of humic acid, and 0.2-0.8 parts of auxin; the inorganic nutrients include medium elements and trace elements, the medium elements include calcium and magnesium, and the trace elements include boron, manganese, molybdenum, iron, and zinc; the composite microbial agents include Bacillus subtilis, Bacillus licheniformis, Bacillus gelatinus, Pseudomonas, Trichoderma aurea, Aspergillus tubingensis, and Paecilomyces lilacinus. In this application, through the coordinated use of various components, the soil fertilizer structure and function are optimized, the soil ecology is effectively regulated, the improvement of the soil environment for continuous tobacco cropping is achieved, and the role of long-term improvement of the physical and chemical properties of the soil is played.

The invention provides application of trichoderma evergreen in relieving continuous cropping obstacles of ginseng or salvia miltiorrhiza, and relates to the technical field of crop cultivation. Through deep research and creative labor, the trichoderma evergreen Tri403 can effectively relieve soil chemical property deterioration and soil microorganism change after continuous cropping of the ginseng or the salvia miltiorrhiza, further can improve the soil chemical property after continuous cropping of the ginseng or the salvia miltiorrhiza, increases the relative abundance of beneficial bacteria in the soil, inhibits the relative abundance of harmful bacteria, and improves the yield of the ginseng or the salvia miltiorrhiza. Meanwhile, the content of effective components of ginseng or salvia miltiorrhiza can be increased, and the quality of continuous cropping ginseng or salvia miltiorrhiza is improved.

The invention discloses application of trichoderma xerophyllum to prevention and treatment of plant root-knot nematodes, and belongs to the technical field of microorganisms, the trichoderma xerophyllum is preserved in Guangdong Microbial Culture Collection Center, the number is GDMCC No: 66977, and the preservation address is No.100, Xianlie Middle Road, Xiaolian District, Guangzhou City, Guangdong Province. The preparation method of the fungicide prepared based on the trichoderma xerophyllum comprises the following steps: transferring the strain into a seed culture medium, and culturing on a shaking table at the temperature of 25-30 DEG C and the speed of 150-200r / min for 24-36 hours to obtain a fermentation seed solution; inoculating the fermentation seed solution into a fermentation culture medium, and culturing for 72-96 hours on a shaking table at the temperature of 25-30 DEG C and the speed of 150-200 r / min to obtain a fermentation solution, namely the target fungicide. The trichoderma xerophyllum has a remarkable lethal effect on root-knot nematodes, the fatality rate of fermentation liquor of the trichoderma xerophyllum on the root-knot nematodes exceeds 90%, the fatality rate of 80% or above can still be kept even if the trichoderma xerophyllum is diluted by 50 times, the trichoderma xerophyllum acts quickly, nematodes can be quickly killed within 12 hours, larvae are effectively prevented from invading plants, and the trichoderma xerophyllum shows a good application prospect in the field of prevention and treatment of the plant root-knot nematodes.

The invention discloses a microbial acidic soil conditioner, and belongs to the technical field of soil improvement. The microbial acid conditioner comprises trichoderma virens T259 with the preservation number of CGMCC No.41109. Through the synergistic interaction of the trichoderma virens T259, the calcium magnesium phosphate fertilizer, the organic fertilizer, the fulvic acid and the chitosan, the acid-base property of soil can be adjusted, and the microbial structure of the soil can be improved; the composition can also induce crops to generate resistance and promote crop growth, so that resistance and development to diseases are enhanced, and the yield and quality are improved.

This invention provides a *Trichoderma viride* RM9 strain antagonizing jasmine white mold disease and its application. The *Trichoderma viride* RM9 strain of this invention is protected under the accession number CCTCC M 20221442. *Trichoderma viride* RM9 of this invention is isolated from the rhizosphere of jasmine plants, exhibits strong rhizosphere colonization ability, and demonstrates good control efficacy against jasmine white mold disease, achieving a control effect of 83.34%. It also promotes the growth of jasmine seedlings. Furthermore, its cultivation conditions are relatively simple, and its development into a solid inoculant is beneficial for improving jasmine yield and economic benefits.

The invention discloses a compound microbial agent for preventing and treating rice sheath blight disease and a preparation method thereof, and belongs to the technical field of microorganisms. The microbial agent disclosed by the invention comprises three functional strains, namely streptomyces lateritius, trichoderma evergreen and kiwifruit yeast, the three strains have an antagonistic effect on rice sheath blight disease, and after the three strains are mixed in equal proportion, the three strains have a synergistic effect, and the disease-resistant and growth-promoting effects are remarkable. Meanwhile, monopotassium phosphate and methyl jasmonate are added, so that on one hand, resistance of plants to pathogens is promoted; on the other hand, plant growth is promoted. The microbial agent provided by the invention reduces the application of chemical bactericides, improves environmental pollution, effectively inhibits the growth of rice sheath blight pathogens, and increases the rice yield.

The present invention belongs to the technical field of crop control, and discloses a compound microbial agent containing Bacillus pumilus and Trichoderma viride and its application in biological control of citrus. The Bacillus pumilus is Bacillus pumilus ( Bacillus pumilus ), HBTG2356, and its preservation number is: CCTCC NO: M20232119. The Trichoderma viride is Trichoderma viride ( Trichoderma virens ), HBTG3206, and its preservation number is: CCTCC NO: M20232117. Compared with single strains, this compound strain has a synergistic effect on diseases such as citrus canker and citrus root-knot nematode, and has a certain application prospect in the prevention and control of citrus diseases.

The invention relates to a method for separating and purifying active substances in trichoderma citrinoviride fermentation liquor, in particular to a method for separating and purifying trichoderma citrinoviride fermentation liquor. Comprising the steps of extraction of trichoderma citrinoviride fermentation liquor and purification and analysis of active substances in the trichoderma citrinoviride fermentation liquor, the trichoderma citrinoviride fermentation liquor is subjected to ethyl acetate extraction and vacuum concentration to obtain a crude extract, an efficient preparative liquid phase is adopted for separation and purification in the purification and analysis step, and methanol and formic acid water are selected in the purification and analysis step. Through the steps of extracting the trichoderma citrinoviride fermentation liquor and purifying and analyzing the active substances in the trichoderma citrinoviride fermentation liquor, the separation and purification process of the trichoderma citrinoviride fermentation liquor is simple, the cost is low, the operation is simple and convenient, and the product purity is high.

The present invention provides a method for inhibiting Fusarium graminearum by symbiotic fermentation of Trichoderma and Metarhizium. The present invention obtains the best co-culture combination of dark green Trichoderma (Trichoderma atroviride) CJCCSJ-F-KY10039 and Metarhizium anisopliae (Metarhizium anisopliae) B81755 by screening different Trichoderma and Metarhizium, and the fermentation liquid obtained by symbiotic fermentation culture in liquid can inhibit Fusarium graminearum, the inoculation order of Trichoderma and Metarhizium is simultaneous inoculation, the two bacteria are inoculated at an inoculation ratio of 1:1, the chitinase activity in the fermentation liquid is 242.72IU / L, the chitosanase activity is 269.86U / L, the β-glucanase activity is 497.53U / L, and the inhibition rate of Fusarium graminearum is 63.3%.

The invention discloses a compound microorganism for preventing and treating chestnut fruit rot and application of the compound microorganism. The compound microorganism is composed of trichoderma atroviride, bacillus siamensis and bacillus velezensis, and is constructed by directionally screening strains with broad-spectrum inhibition effect on seven core pathogenic bacteria from Chinese chestnut fruit endophytes and verifying compatibility. The method has the advantages that the compound flora synergistically prevents and controls diseases through direct antagonism and induction of plant system resistance, and the defensive enzyme activity and the content of total polyphenol and total flavone of Chinese chestnuts are remarkably improved; according to the compound microorganism, the indoor control effect reaches 90% (the morbidity is reduced), the diseased fruit rates of Chinese chestnut fruits treated in a chestnut garden are reduced by 60% and 42.86% respectively after the Chinese chestnut fruits are stored for 30 days and 120 days, the effectiveness and the stability are obviously higher than those of a single strain, the compound microorganism can be introduced in the flowering period or sprayed in the storage period, use is convenient and flexible, and an efficient and stable biocontrol strategy is provided for green prevention and control of the Chinese chestnut fruit rot.

The invention relates to a recombinant expression vector and a method for improving heat resistance and trichoderma resistance of lentinus edodes, the recombinant expression vector carries a target gene as shown in SEQ ID NO.2, and the method comprises the following steps: transferring the recombinant expression vector into a lentinus edodes strain carrying LeV-HKB virus, the recombinant expression vector carrying the target gene as shown in SEQ ID NO.2 can promote the growth of mushroom hyphae and improve the heat resistance and trichoderma resistance of strains subjected to heat stress, the heat resistance and trichoderma resistance of mushrooms can be improved at the same time by adopting the method, and economic losses caused by high-temperature heat stress or trichoderma atroviride infection in mushroom planting can be reduced.

The invention relates to the technical field of planting, in particular to a fungicide and fertilizer suitable for planting landscape plants. The microbial inoculum disclosed by the invention is prepared from the following components in parts by mass: 5 to 10 parts of bacillus coagulans microbial inoculum, 4 to 8 parts of bacillus laterosporus microbial inoculum, 10 to 18 parts of bacillus mucilaginosus microbial inoculum, 6 to 10 parts of bacillus velezensis microbial inoculum, 2 to 6 parts of trichoderma viride, 6 to 10 parts of bacillus amyloliquefaciens microbial inoculum and 2 to 6 parts of paecilomyces lilacinus. Through compatibility of various microbial agents, the soil structure can be improved, and the soil fertility can be improved. The microbial agent disclosed by the invention is prepared into a fertilizer, and the obtained fertilizer also has the effects of regulating the soil microhabitat, improving the soil structure and improving the soil fertility. The growth of garden plant roots can be promoted, and the growth performance of garden plants is improved. And a basis is provided for planting of landscape plants.

The invention provides a crop nutritional supplement containing glycopeptide as well as a preparation method and application of the crop nutritional supplement, and belongs to the technical field of biological agriculture. The crop nutritional supplement comprises fish protein peptide, fucose oligosaccharide, fulvic acid, silicon-calcium-potassium-magnesium fertilizer, bone meal, polyglutamic acid, a microbial agent and a carrier. Wherein the fish protein peptide is obtained by fermenting deep-sea fish meat with bacillus subtilis SH21 and performing enzymolysis with compound enzyme, and the microbial agent is prepared from trichoderma atroviride C61 and paenibacillus mucilaginosus HB-02. The crop nutritional supplement can activate the immune system of crops, enhance disease resistance, promote nutrient absorption and improve the yield and quality of crops, is environment-friendly, and can solve the problems caused by chemical pesticides and traditional chemical fertilizers.

The invention discloses Trichoderma virens (Trichoderma virens) and an application of the Trichoderma virens (Trichoderma virens). The invention provides a Trichoderma virens strain with strong hyperparasitism on peanut sclerotium rolfsii and sclerotinia sclerotiorum, the Trichoderma virens strain is named as MJ18, is preserved in China Center for Type Culture Collection (CCTCC) on January 15, 2025, and has a preservation number of CCTCC NO: M 2025149. The trichoderma virens MJ18 can be used for inhibiting peanut sclerotium rolfsii and sclerotinia sclerotiorum, can also be used for inhibiting plant pathogenic fungi such as pythium ultimum, fusarium graminearum, fusarium pseudograminearum and rhizoctonia solani, and can be used for preventing and treating related plant diseases caused by the pathogenic fungi. Besides, the trichoderma virens MJ18 can improve the emergence rate of the peanuts and promote the growth of the peanuts in the seedling stage, can be combined with chemical insecticides for use, and can be used as a seed coating agent to promote the germination of the peanuts and realize the common prevention and control of the southern blight of the peanuts and the insect pests of the peanuts at the same time.

The invention provides application of trichoderma atroviride in relieving continuous cropping obstacles of ginseng or salvia miltiorrhiza, and relates to the technical field of crop cultivation. Through deep research and creative labor, the trichoderma atroviride Tri802 can effectively relieve soil chemical property deterioration and soil microorganism change after continuous cropping of the ginseng or the salvia miltiorrhiza, further can improve the soil chemical property after continuous cropping of the ginseng or the salvia miltiorrhiza, increases the relative abundance of beneficial bacteria in the soil, inhibits the relative abundance of harmful bacteria, and improves the yield of the ginseng or the salvia miltiorrhiza. Meanwhile, the content of effective components of ginseng or salvia miltiorrhiza can be increased, and the quality of continuous cropping ginseng or salvia miltiorrhiza is improved.

A method for isolating and selecting Trichoderma Virens with an aerobic denitrification function and a method for remediating a water body with a low carbon-to-nitrogen ratio using the Trichoderma Virens are provided. Compared with the prior art, the biological treatment adopted by the present disclosure can allow the relatively-complete removal of nitrates without producing a residue, and exhibits advantages such as low cost, efficiency, and eco-friendliness. Further, the biological treatment adopted by the present disclosure can enhance the resistance of the fungus to toxic compounds and harsh environments, significantly promote the removal of nitrogen and organic matters in a water body, improve a decontamination ability of a water body, and increase the diversity of microorganisms in a water body, thereby accelerating the promotion of remediation of a water quality of a water body with a low carbon-to-nitrogen ratio. Therefore, the present disclosure has an extensive application potential.

The invention discloses a trichoderma atroviride engineering strain for expressing dsRNA (double-stranded ribonucleic acid) as well as a preparation method and application of the trichoderma atroviride engineering strain, the trichoderma atroviride engineering strain is trichoderma atroviride which is integrated with a dsRNA expression box expressed by an interference target gene BdSpt7, the dsRNA expression box is as shown in SEQ ID No.1, and the trichoderma atroviride is trichoderma atroviride T11 with the preservation number of CGMCC (China General Microbiological Culture Collection Center) No. 41710. The preparation method of the trichoderma atroviride engineering strain comprises the following steps: constructing a dsRNA expression framework, constructing a recombinant expression vector and transforming protoplast. The trichoderma atroviride engineering strain can stably express a dsRNA expression cassette of a target gene BdSpt7 so as to play a role in preventing and treating physalospora piricola, is stable in performance and high in delivery efficiency, and can be used for preparing a biocontrol preparation and applied to prevention and treatment of physalospora piricola.

The application discloses a kind of for preventing and treating chestnut fruit rot disease complex microorganism and its application.The application complex microorganism is composed of Trichoderma atroviride and Bacillus siamensis, Bacillus velezensis, by from chestnut fruit endophyte directional screening to seven kinds of core pathogenic bacteria have broad-spectrum inhibitory effect strain, is constructed after compatibility verification.It is superior in that: complex microbial population is synergistically controlled disease by direct antagonism and induced plant system resistance, significantly improves chestnut defense enzyme activity and total polyphenol, total flavone content;Indoor control efficiency reaches 90% (reduces the incidence), chestnut fruit in chestnut orchard treatment is reduced 60% and 42.86% respectively in 30 days and 120 days, effective and stability are obviously stronger than single strain, and the application complex microorganism can be introduced by flowering period or sprayed in storage period, and is convenient and flexible, provides efficient, stable biocontrol strategy for chestnut fruit rot green control.

The invention belongs to the technical field of microorganisms, and relates to trichoderma atroviride SH-L1 and application thereof. The preservation number of the trichoderma atroviride SH-L1 provided by the invention is CGMCC (China General Microbiological Culture Collection Center) No. 41751. The invention also provides a microbial agent, which comprises trichoderma atroviride SH-L1 and / or fermentation liquor or metabolite of the trichoderma atroviride SH-L1. The trichoderma atroviride SH-L1 obtained by separation and screening can inhibit the growth of aspergillus flavus, inhibit the generation of aflatoxin or reduce the content of aflatoxin, promote the growth of peanut seedlings, improve the peanut yield and significantly inhibit peanut soil-borne bacteria, and has the advantages of being green, environmentally friendly, high in specificity, environmentally friendly and the like; peanut yield and quality safety can be guaranteed, and healthy development of the peanut industry is promoted.

The invention relates to the technical field of agricultural microbial preparations, and discloses a sweet potato root rot antagonistic fungus preparation as well as a preparation method and an application method thereof. The preparation consists of a trichoderma harzianum and trichoderma atroviride compound strain, a modified charcoal-humic acid organic carrier, a chitosan-sodium alginate microcapsule wall material, a dextrin-trehalose stabilizer and a sodium salicylate / methyl jasmonate synergistic factor, and is prepared by adopting a solid state fermentation process, a fluidized bed drying process, a microcapsule embedding process and a fluidized bed granulation process. The field control effect reaches 78%-92%, the lasting period is 3-4 months, and the pesticide composition has no inhibition effect on beneficial microorganisms in soil.

The present invention discloses a Trichoderma atroviride and its application, belonging to the field of biological control of plant diseases. The Trichoderma atroviride was deposited at the China Center for Type Culture Collection (CCTCC) on July 19, 2022, with the deposit number of CCTCC No. M 20221135. The Trichoderma atroviride CJCCSJ-F-KY10039 was isolated from the forest system in Xishuangbanna. The fermentation supernatant of this Trichoderma atroviride strain can inhibit the growth of the hyphae of Fusarium graminearum and Fusarium verticillioides. Through the plate confrontation test, it was found that its strain has an inhibitory effect on the growth of Fusarium verticillioides and Fusarium graminearum. This strain has good application prospects in the biological control of Fusarium graminearum and Fusarium verticillioides in maize.