31results about How to "Control sheath blight" patented technology

The invention relates to a method for preparing bactericide by using derivative bacterial of growth promoting antagonist bacterial M18, preparing fermentation liquor with high concentration of under phenazine-1-carboxyl acid and pyoluteorin under optimized culture medium and condition by using derivative bacterial M18G and M18R of growth promoting antagonist bacterial M18, preparing the fermentation liquor M18G and M18R into dry powder, double crossing physically the phenazine-1-carboxyl acid in M18G powder and pyoluteorin in M18R according to the weight ratio of 90%-10% and 10%-90%, and finally getting bactericide of high efficiency for preventing plant disease. Compared with current technology, the bactericide provided in this invention is wet powder taking metabolite of microorgsanism as active element but not live bacterial agent, as a result of which the product is characterized by high stability, not easy to be influenced by environment and better prevention and curing effect for multiple plant disease under low consumption.

The invention also relates to a microorganism fertilizer. The composite microorganism preparation comprises the components based on the volume ratio: 5-15% of photosynthetic bacteria, 10-20% of bacillus subtilis, 15-35% of saccharomycete, 25-45% of thermophilic bacillus and 3-15% of actinomycete. The invention also relates to the application of the microorganism fertilizer in the aspects of improving the resistance of seeds, preventing plant diseases and insect pests, purifying the water quality of rice field and increasing the rice production, and a using method thereof. The invention also relates to the application of the microorganism fertilizer in the aspect of accelerating rice stubble rotten degree, and a using method thereof.

The invention provides efficient phosphorus-dissolution promotion bacteria and a microbial agent prepared from the same. The effective components of the microbial agent include Pantoea agglomerans P36 and Trichoderma harzianum. In the invention, the widely-adaptable efficient phosphorus-dissolution yield-increasing bacteria Pantoea agglomerans P36 and the efficient anti-crop disease Trichoderma harzianum are organically combined; by applying the composite bacterial agent provided by the invention, the effect of the microorganism in preventing soil-borne diseases is sufficiently exerted while efficiently utilizing the soil phosphorus and improving the utilization rate of phosphate fertilizer; an effect of increasing yield by dissolving phosphorus and resisting diseases is realized; and theinvention has tremendous application values in agriculture.

The invention provides a rice rhizoctonia solani effector gene AG1IA06910 and application thereof. The rice rhizoctonia solani effector gene AG1IA06910 has a nucleotide sequence shown in the formula of SEQ ID NO.1. Results of the research on the rice rhizoctonia solani effector gene AG1IA06910 show that in practice, a molecular target of a novel pesticide can be designed according to a structure and functions of the rice rhizoctonia solani effector gene AG1IA06910; a receptor protein gene of an effector protein of host cell such as a rice cell and the like can be knocked out or be subjected to mutation so that a breed with lasting disease resistance is obtained; the rice rhizoctonia solani effector gene AG1IA06910 is conducive to establishing of a molecular detection system for detecting pathogenic variation of a natural rhizoctonia solani colony, research of the distribution of the rice rhizoctonia solani effector gene AG1IA06910 in a natural colony of a field, and revealing of composition and variation of microspecies of a rhizoctonia solani colony, is also conducive to disease resistance identification, reasonable distribution and rotation of rice, and is convenient for effective control of banded sclerotial blight.

The invention relates to a pesticide application method capable of improving the wheat yield. According to the method, Baitai, Oubo, Gaoqiao, Shileshi, Alika, Handilong, monopotassium phosphatem, microelement mixed liquor high efficiency and low toxicity agentia are adopted; the method is carried out in four stages: wheat seed dressing stage, wheat standing and jointing stage, wheat heading stage and wheat filling stage; as the pesticide is applied according to different growth stages of the wheat, more than 90% diseases of the wheat can be efficiently controlled, the quality and the yield are improved, the medium trace elements required for the middle and later periods of fertility of the wheat can be met, the premature senility of the wheat at the later period can be prevented, the resistance to natural disasters is enhanced, and the pesticide application method is particularly suitable for planting of wheat.

The invention discloses a seed treatment composition and application thereof. The seed treatment composition comprises an effective component A, an effective component B and an effective component C,wherein the effective component A adopts prothioconazole or metconazole; the effective component B adopts thiamethoxam; and the effective component C adopts chlorantraniliprole or cyantraniliprole. The mass ratio of the effective component A to the effective component B to the effective component C is (1-80): (1-80): (1-80), and the total mass of the effective component A, the effective componentB and the effective component C is 2 to 80 percent of the mass of the composition. The composition expands a control spectrum, further has a treatment effect on pest and disease damage to crops, achieves the effect that the composition treats various diseases, further treats pest and disease damage, reduces the application frequency, can effectively reduce the application cost for controlling croppests, reduces the selection difficulty to pesticides by farmers, is beneficial to biological and environmental safety for farmlands, and protects the excellent ecological environment of the farmlands.

The invention discloses a special gibberellic acid product for production of seeds of hybrid rice and a preparation method thereof. The formula of the product comprises the following components in percentage by weight: 3.0-5.0% of gibberellic acid, 0.01-2.0% of a synergic assistant, 8.0-15.0% of an emulsifier, and the balance of a solvent. The preparation method comprises the following steps: first, dissolving the synergic assistant by the solvent; then, adding the fully dissolved synergic assistant into a gibberellic acid mother liquid; then, adding the emulsifier, uniformly stirring and then supplementing by the solvent; and finally, adjusting the pH value to 2.0-4.0. According to the invention, aiming at special requirements on production of seeds of hybrid rice, the production cost is lowered while crop growth and disease prevention and control are adjusted at the same time, so that the yield of production of seeds and the quality of seeds are improved.

The invention discloses a microorganism organic fertilizer special for rice. The microorganism organic fertilizer special for the rice is prepared from the following raw materials in parts by weight: 24 to 26 parts of corn straw, 3 to 5 parts of garlic, 6 to 8 parts of lettuce peel, 5 to 7 parts of rotten vegetables leaf, 8 to 10 parts of rotten apple, 6 to 8 parts of peanut shell, 4 to 6 parts of oil shale, 32 to 34 parts of cow dung, 0.07 to 0.09 part of organic material decomposition agent, 3 to 5 parts of attapulgite powder, 4 to 6 parts of clam shell, 0.46 to 0.48 part of compound microorganism microbial agent, 8 to 10 parts of cydonia oblonga bark, and 4 to 6 parts of wood insect. The microorganism organic fertilizer special for the rice provided by the invention is scientific and reasonable in formula, effective nutritional ingredients of the raw materials are integrated with one another, the nutrient content is high, the actions supplement each other, the sufficient absorption and utilization and the conversion of the nutritional ingredients by the rice can be promoted, the moisture and fertility preservation capability of the soil is effectively enhanced, the action time of the fertilizer is prolonged, the maturing rate of the rice is high, the grains of the rice are full, and the rolled-leaf moth pests, the banded sclerotial blight disease, and the phytophthora root rot disease of the rice can be effectively prevented and treated, so that the yield of the rice is improved, and higher economic profit is brought to farmer households.

The invention discloses a composition for preventing main diseases of rice. The composition is composed of thifluzamide, validamycin and prochloraz, and a mass ratio of the thifluzamide, the validamycin and the prochloraz is 1:5:2 or 1:5:5. The thifluzamide and the validamycin are mixed according to a proportion of 1:5 to serve as a bacteriacide composition, ternary compounding is carried out on the bacteriacide composition and the prochloraz according to different proportions, and results prove that bacteriostatic effects are best when the the thifluzamide, the validamycin and the prochloraz are compounded according to a proportion of 1:5:2. On the basis, the bacteriacide composition, namely a 16% thifluzamide-validamycin-prochloraz suspending agent is prepared to be used for preventing the main diseases of the rice, wherein a content of the thifluzamide is 2%, a content of the validamycin si 10%, and a content of the prochloraz is 4%. The bacteriacide composition can effectively prevent the main diseases of the rice such as rice sheath blight diseases, rice blasts and false smuts. A plurality of main diseases of the rice can be concurrently cured through one drug application simultaneously, and the bacteriacide composition is favorable for delaying of resistance to drugs, reduces drug application cost, is simple in operation, saves labor and drugs, and has good application prospects.

The invention relates to the technical field of combination of pesticides, and discloses a benziothiazolinone and thifluzamide containing fungicide composite. The fungicide composite comprises the effective components of benziothiazolinone and thifluzamide based on the mass ratio of 1: 40-40: 1; the total mass of the effective components accounts for 1-80% of the total mass of the whole preparation, and the rest is the assisting component. The fungicide composite can be prepared into a suspending agent, a dispersible oil suspending agent, wettable powder and water dispersible granules. The fungicide composite has an obvious synergistic interaction function and is mainly used for controlling and preventing banded sclerotial blight and damping off.

The invention discloses a high-yield cultivation method of high-quality wheat in shajiang black soil, and relates to the technical field of cultivation of crops. The method comprises the steps of landpreparation, fertilizer application, variety selection, seed treatment and sowing, sowing quantity management in the sowing stage, management in the growing stage, disease and pest control, wheat harvesting, wheat sun-drying and airing, and wheat warehousing. By means of the high-yield cultivation method of the wheat, yield stabilizing and increasing and benefit increasing of the high-quality wheat in shajiang black soil areas with middle and low yield can be promoted. The method is beneficial to accelerating breeding of fine varieties of the high-quality wheat, accelerating improvement of the quality of the high-quality wheat is accelerated, and improving the high-quality and high-yield planting technological level of the high-quality wheat; promotion of deep processing and comprehensiveutilization of the high-quality wheat and by-products thereof is facilitated, the additional value of agricultural products is increased, industrial chains are extended, the competitiveness of the agricultural products is improved, and farmers are motivated to achieve increase in both yield and income. The improvement of the ecological environment of the shajiang black soil areas is facilitated.

The invention discloses a hymexazol and thifluzamide containing sterilization composition. The active ingredients are hymexazol and thifluzamide, and the mass ratio of the hymexazol to the thifluzamide is 1:5 to 5:1. The sterilization composition can be processed into a suspending agent, granules, wettable powder or water dispersible granules, is mainly used for preventing and controlling rice sheath blight disease, the preventing effect of the composition is superior to a single agent, the dose amount can be decreased, and the use cost can be reduced.

The invention discloses a compound bactericide. The components and the content by weight of the compound bactericide are: 10% to 90% of fludioxonil and 90% to 10% of N-(2-(2,4-dichlorophenoxy)phenyl)-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxamide. The invention also discloses the use of the compound bactericide: preventing and treating vegetable and fruit tree diseases; in particular, preventing and treating plant diseases caused by Rhizoctonia and Botrytis fungi; more particularly, preventing and treating Boscalid resistant gray mold and thifluzamide resistant damping off.

A method for planting rice by soaking seeds in rice disease-resistant insect-resistant soaking solution to hasten germination comprises the steps of A, preparing soaking raw liquid, to be specific, mixing chlorantraniliprole suspending agent, pymetrozine, and mixture of trifloxystrobin and tebuconazole, stirring well to obtain the soaking raw liquid for use; B, diluting the soaking raw liquid, to be specific, adding water 8-12 times the weight of the soaking raw liquid into the same to carry out diluting so as to obtain the soaking raw liquid for use; C, soaking rice seeds; D, hastening germination of the rice seeds, to be specific, hastening the germination of the drained rice seeds of step C, and broadcasting the rice seeds for planting on a rice field after germination hastening. According to the method for planting rice by soaking seeds in the rice disease-resistant insect-resistant soaking solution to hasten germination, by soaking in the specific rice disease-resistant insect-resistant soaking solution, fertilizers are basically not required to be applied during growth of rice, and no pollution is caused to field water.

The invention provides a slow release dry suspension agent containing azoxystrobin and tebuconazole. The dry suspension agent is a hollow small spherical dry suspension agent, has a slow-release effect, and is prepared from 10-90wt% of active ingredient, 1-10wt% of wetting agent, 5-25wt% of dispersant, 1-5wt% of binder, 1-5wt% of penetrant, 1-20wt% of disintegrant, 0.1-3wt% of defoamer, 0.1-5wt% of grinding aid, 1-5wt% of stabilizer, and a filler complemented to 100wt%; the active ingredients are azoxystrobin and tebuconazole, and a weight ratio of lincomycin to azoxystrobin to tebuconazole to lincomycin is (1- 80):(1- 80):(0.1- 0.3). The dry suspension agent disclosed by the invention uses azoxystrobin and tebuconazole as main components, and lincomycin as a synergistic component, and can reduce the application amount of a drug and prolong the service life of the drug while improving the sterilization effect and the broad spectrum of sterilization and prolong the sterilization duration.

The invention discloses an emulsion in water containing metconazole and tebuconazole, and belongs to the technical field of blended pesticides. The emulsion in water is prepared by compounding the metconazole and the tebuconazole, and is a novel dosage form in which water is taken as a medium instead of an organic solvent in missible oil. When the emulsion in water is used for preventing and treating wheat scab, the using dosages of the metconazole and the tebuconazole as effective components can be lowered effectively. Meanwhile, compared with the metconazole and the tebuconazole in a single dosage, the emulsion in water has the advantages that the sterilizing effect is improved effectively, the cost is lowered, residues of pesticides on crops are reduced, and environmental pollution is lowered. The emulsion in water is safe to human beings and livestock, has high environmental compatibility, and is free from pesticide resistance.

The invention relates to a bactericide composition and application thereof. The bactericide composition contains active components which are composed of tetramycin and fenoxanil in a weight ratio of 1: (0.01-90). The bactericide composition can efficiently cope with various diseases of rice and effectively improve the health of the rice.