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649 results about "Trichoderma harzianum" patented technology

Trichoderma harzianum is a fungus that is also used as a fungicide. It is used for foliar application, seed treatment and soil treatment for suppression of various disease causing fungal pathogens. Commercial biotechnological products such as 3Tac have been useful for treatment of Botrytis, Fusarium and Penicillium sp.. It is also used for manufacturing enzymes.

Trichoderma harzianum composite bacteria culture and application of trichoderma harzianum composite bacteria culture in aspect of plant protection

The invention relates to a trichoderma harzianum composite bacteria culture and application of the same in the aspect of plant protection, and belongs to the technical field of biology. The strain of the trichoderma harzianum composite bacteria culture is preserved in the China General Microbiological Culture Collection Center (CGMCC), and classified and named as Trichoderma harzianum MDCGTH 18, with a preservation number of CGMCC NO.2965. The Trichoderma harzianum MDCGTH 18 composite bacteria culture utilizes antagonistic microbes for biological prevention and treatment, simultaneously has the functions of inducing the disease resistance of plants and increasing the yield, has obvious effect of controlling aspen root rot, apple root rot, citrus yellow shoot, watermelon fusarium wilt, tobacco bacterial wilt, wheat scab, full rot, root rot, banded sclerotial blight, cucumber powdery mildew, downy mildew, vegetable gray mold, fusarium wilt and various other epidemic diseases, can be independently taken as a biological control microbial inoculum for plant diseases, and can also be mixed with other biological antiseptics, plant antibiotics, plant growth regulators and the prior antiseptics to prepare various biological antiseptics for controlling different plant diseases.
Owner:刘和现

Biological preventing and controlling strain of continuous cropping cucumber and watermelon blight and microbe organic fertilizer thereof

The invention relates to a biological preventing and controlling strain of continuous cropping cucumber and watermelon blight and microbe organic fertilizer thereof, belonging to agriculture intensification production technologies. Trichoderma harzianum SQR-T037 having obvious biological preventing and controlling effect on cucumber and watermelon blight is separated, and the microbe organic fertilizer is prepared from the biological preventing and controlling strain and organic compost; the fertilizer contains more than 1*108 bacterial colony forming units per gram of the strain, the full nitrogen content is 3-5 percent (more than 90 percent is organic nitrogen), the total NPK nutrient content is 6-10 percent, and the organic matter content is 30-35 percent. An experiment indicates that the microbe organic fertilizer leads the biological preventing and controlling strain to be rapidly bred after being applied to the soil and forms a preponderant population in the soil, and the biological preventing and controlling rate of the blight in the soil having serious cucumber and watermelon blight reaches more than 85 percent. By applying the microbe organic fertilizer to the soil without forming continuous cropping obstruction for a long time, the preventing and controlling rate on the cucumber and watermelon blight reaches more than 80 percent.
Owner:南京农业大学资产经营有限公司

Microbial fertilizer special for tobaccos, and preparing method thereof

The invention provides a novel microbial fertilizer special for tobaccos. The fertilizer comprises the following components in parts by weight: 5 to 25 parts of a complex microbial inoculant and 75 to 95 parts of a carrier, wherein the complex microbial inoculant contains 1.6 to 8 hundred million cfu/g of bacillus subtilis, 1.6 to 8 hundred million cfu/g of bacillus licheniformis, 0.4 to 2.0 hundred million cfu/g of trichoderma harzianum and 0.4 to 2.0 hundred million cfu/g of calicheamicin streptomyces hygroscopicus; the carrier is a powdered material which are made by performing microbe fermentation and decomposition on rape seed cakes, bean pulp cakes and sesame-seed cakes, and then performing drying and sieveing. The microbial fertilizer contains bacterial strains for antagonizing fungus pathogenic bacteria, bacterial strains for preventing and curing the breeding of soil pathogenic bacteria, bacterial strains for improving the soil environment and the like. The carrier is fermented three-cake fertilizer. The invention also provides a preparing method for the microbial fertilizer. The microbial fertilizer special for the tobaccos, provided by the invention, is powder, is capable of absorbing the water and preserving the moisture. The fertilizer is mainly used as the base fertilizer when fertilizing, the soil fertility can be improved, the nutrient absorption of crops is improved, the diseases of a plurality of crops can be prevented, and the quality and the yield of tobacco leaves can be effectively improved.
Owner:HUNAN TAIGU BIOTECH

Preparation method of trichoderma multifunctional soil modifying agents

The invention relates to a preparation method of trichoderma multifunctional soil modifying agents. The preparation method comprises the steps that: trichoderma harzianum SH2303 with the CGMCC (China General Microbiological Culture Collection Center) NO. 4963 is cultured on a potato dextrose agar (PDA) culture medium for 2 to 3 days, a bacterial cake is punched by a hole puncher with the diameter being 5mm, the bacterial cake is inoculated into a seed culture medium for 5 to 7 days at the bacterium inoculation quantity of three tablets per bottle and is then inoculated into a spore production culture medium, the fermentation is carried out for 5 to 7 days under the optimized culture condition in a 300 L fermentation tank, and the number of thick-wall spores is (6 to 7)*10<8>/mL; and fermenting liquid and carriers are mixed according to the weight ratio of 1:1, the secondary open type solid fermentation is carried out for 5 to 7 days at the normal temperature, and the number of trichoderma conidiospores and chlamydospores is 200 to 500 million/g. The soil modifying agents prepared by the method have the main purposes of improving the primary and secondary salinization of vegetable planting soil and degrading the organic phosphorus pesticide residue soil, and have the effects of treating soil-borne diseases, promoting the crop growth and improving the crop yield. Because only one trichoderma strain is utilized, the fermentation process is easy to optimize, the microbial inoculum preparation cost is low, the commercial large-scale popularization is easy to realize, and high field general use values are reached.
Owner:SHANGHAI JIAO TONG UNIV

Biological organic fertilizer containing compound bacteria and preparation method

The invention discloses a biological organic fertilizer containing compound bacteria and a preparation method. The method comprises the following steps: mixing a raw material containing an organic matter and plant ash to prepare a material to be fermented; dissolving cellulase and EM bacteria liquid in water to prepare a material fermentation spray liquid; uniformly spraying the fermentation spray liquid onto the material to be fermented, performing anaerobic fermentation for 6-7 days and aerobic fermentation for 15-20 days; then granulating the fermented and decomposed raw material, sprayingplant oil on the fertilizer particles in a coating machine, finally uniformly mixing Trichoderma harzianum chlamydospore powder, Trichoderma viride chlamydospore powder and a powder form bacterium powder carrier in a feed mixer and sending them in the coating machine, and coating the powder mixture above on the particles coated with plant oil. Compared with the prior art, the fertilizer has the advantages of thoroughly decomposing of the raw material, large hardness of the fertilizer particles, less impurity bacterium, high bacterium survival rate, comprehensive nutrition, and obvious diseases prevention and treatment effects to the crops as well as production and efficiency enhancement performance.
Owner:SHANDONG GUFENGYUAN BIOTECH GRP

Environment-friendly prevention and control method of panax notoginseng diseases

The invention relates to an environment-friendly prevention and control method of panax notoginseng diseases and belongs to the technical fields of plant disease prevention and control and plant cultivation. The prevention and control method comprises land selecting and soil preparation, panax notoginseng planting and seed handling and growing period management, wherein thoroughly-decomposed cow dung, begasses, compound fertilizers and plant ash are mixed according to the volume ratio of 5:4:1:1; 6000-10000kg/hm<2> of improved soil is adopted; xiandi, 1cm of marigold limbs and trichoderma harzianum are applied after ditching and less xiandi is used for mixing with roots before transplanting; crofton weed and the marigold limbs are covered on a moisture face after transplanting, bottom-ventilated row covers are constructed, two sides of the bottom-ventilated row covers are vertical to the ground, and the bottom-ventilated row covers are 15cm in length, 1.8m in width and 1.2m in arc height; the trichoderma harzianum and the marigold infusion are applied in a sprayed mode according to the ratio of 1:200 after emergence of seedling to irrigate roots, and 100g/L of jasmonic acid methyl ester are applied to leaf faces in a sprayed mode. The environment-friendly prevention and control method has the advantages of being simple in operation, low in cost and easy to popularize, protecting the environment, being environment-friendly and the like, lays a good foundation to pollution-free planting of the panax notoginseng and has good economic benefits, ecological benefits and social benefits.
Owner:INST OF MEDICINAL PLANTS YUNNAN ACAD OF AGRI SCI

Vegetable waste composting bacterial agent, using method thereof and organic substrate prepared from vegetable waste composting bacterial agent

The invention discloses a vegetable waste composting bacterial agent, a using method thereof and an organic substrate prepared from the vegetable waste composting bacterial agent. The vegetable waste composting bacterial agent is prepared from the following components in parts by weight: 1-3 parts of phanerochaete chrysosporium, 1-3 parts of trichoderma harzianum, 1-3 parts of bacillus subtilis and 1-3 parts of bacillus mucilaginosus, wherein the effective viable count of the complex bacterial agent is up to 4*10<8> / g. The vegetable waste composting bacterial agent can be used for fermenting and composting vegetable wastes and resisting to cucumber fusarium wilt and has the fermentation period of 25 days for treating vegetable wastes and more than 50 days for treating uninoculated vegetable wastes. The organic substrate is prepared through fermenting by using a special process after adding 1kg of composting bacterial agent into every 5 cubic meters of vegetable wastes, wherein the vegetable wastes comprise the following components in parts by weight: 40-60 parts of eggplant straw, 20-40 parts of cucumber vine, 5-15 parts of Chinese cabbage leaves and 5-15 parts of brown coal, wherein the organic substrate can be used as a seedling substrate of tomatoes, has the emergence rate of 92% and has the same effect as a seedling substrate sold on the market.
Owner:天津市农业科学院
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