218 results about "Bakanae" patented technology

The invention belongs to the field of agricultural chemical bactericides, and discloses an agricultural antifungal composition which is characterized by comprising components A and B, wherein the component A is coumoxystrobin, the component B is a compound selected from triazole bactericides, and the weight ratio of A to B is 1:40-40:1. The composition weakens or retards the generation of resistance of pathogenic fungi to the coumoxystrobin, and avoids the reduction of drug effect resulted from the resistance. Simultaneously, because heterogeneous fungicides form synergism of the composition,the control effect of the composition on diseases is remarkably improved. The composition can be prepared into the formulations of suspending agents, aqueous emulsion, wettable powder or microemulsion, and the like, and is applied to the controlling sclerotinia rot of colza, apple tree canker, rice blast, tomato leaf mold, wheat scab, cucumber scab, tomato anthracnose, cucumber blight, apple ringrot, rice sheath blight, rice bakanae disease, wheat powdery mildew, cucumber powdery mildew, cucumber downy mildew, wheat sheath blight, cucumber gray mold, banana gray pattern disease, and the like.

The invention discloses a carbon-based rice seedling raising substrate for rice. The carbon-based rice seedling raising substrate comprises biochar, a straw fermented product, yellow soil, vermiculite and an inorganic fertilizer, wherein a volume ratio of the biochar to the straw fermented product to the yellow soil to the vermiculite is (10-20): (15-30): (25-35): (15-25); the inorganic fertilizer comprises nitrogen, phosphorus pentoxide and potassium oxide; and per 10 m<3> of the carbon-based rice seedling raising substrate for the rice comprises 12 to 18 g of a nitrogen fertilizer, 4 to 7 g of a phosphorus fertilizer and 5 to 16 parts of a potassium fertilizer. The invention also discloses a preparation method of the carbon-based rice seedling raising substrate for the rice. According to the invention, by utilizing the biochar and the fermented product which are prepared from widely-available farmland organic wastes like rice straws, and inorganic substances like the yellow soil and the vermiculite, the carbon-based rice seedling raising substrate for the rice is prepared. The substrate provided by the invention has the characteristics of fertility holding, water holding and good air permeability, and can effectively prevent the occurrences of bakanae disease, sheath blight and the like in a seedling stage.

The present invention is method of using the mixture of JS399-19 and tebuconazole in preventing and controlling bakanae disease of wheat, barley, etc. with resistance to benzimidazole germicides. The present invention features that JS399-19 and tebuconazole in the effective component weight ratio of 1-40 to 1 are compounded, and the compounded preparation is used in preventing and controlling bakanae disease of wheat, barley, etc. through seed treatment and field spraying.

The invention provides a paddy rice seedling raising substrate which is composed of, by weight, 45-55 parts of feces of animals, 8-12 parts of agricultural straws, 3-8 parts of rice hull, 28-32 parts of bio-charcoal, and 3-10 parts of wood vinegar. The paddy rice seedling raising substrate is produced from the feces of animals, the agricultural straws, the bio-charcoal and the wood vinegar, etc., so that loss of high-grade soil from surface of earth is reduced, demand on rural labor force is reduced, and cost and time investment of paddy rice farmers are reduced. Agricultural wastes are reasonably utilized and environment pollution is reduced, bakanae disease and damping-off disease in seedling stage of paddy rice are significantly reduced, and growth of rice seedlings is improved.

The present invention relates to a bactericidal composition containing probenazole, which includes an active ingredient A and an active ingredient B, wherein the active ingredient A is probenazole, the active component B is one selected from the group consisting of carbendazim, thiophanate-methyl, fosetyl-aluminum, prochloraz, mancozeb, propineb, and polyram, and the weight ratio of the active component A and B is 1:80 to 80:1. The effective active ingredients are added with additives to prepare a wettable powder, a water dispersible granule, a suspending agent or a suspoemulsion. The composition is used for the control of rice blast, bacterial leaf blight, sheath blight, anthracnose, ring rot, brown spot disease, leaf spot disease, gibberellic disease, downy mildew, epidemic disease, powdery mildew, bakanae disease, penicilliosis, early blight, late blight, citrus scab, alternaria leaf spot, rust disease and scab, is resistant to rain wash and has obvious synergism.

The invention relates to a synergistic pesticide composition containing prothioconazole and triazoles, which comprises active component A and active component B, wherein active component A is selected from prothioconazole, active component B One selected from triadimefon, propiconazole, and tetraflumezol, wherein the weight ratio of active ingredients A to B is 1:80 to 80:1, and the active ingredients are added with auxiliary agents to make wettable powder, Water dispersible granules, suspension concentrates, suspoemulsions, water emulsions, microemulsions, used to control crop powdery mildew, sheath blight, glume blight, rust, leaf spot, anthracnose, fusarium wilt, sclerotinia, moiré disease, bakanae disease, net spot disease, resistant to rain erosion, and has obvious synergistic effect.

The invention discloses application of a diindolylmethane compound in pesticides, in particular relates to the application in the aspects such as resistance to sclerotinia sclerotiorum, gray mold, sheath blight, leaf spot, bakanae disease, rice blast and the like. The compound structure is represented in the following general formula (I). The diindolylmethane compound can effectively inhibit multiple phytopathogens, extend the application of diindolylmethane compounds, and has a better application prospect in plant disease control.

The invention belongs to the technical field of pesticide, and relates to a rice seed treating agent containing JS399-19 and cartap hydrochloride, which is used for preventing bakanae disease of rice and rice white tip. The effective components are js 399-19 and cartap hydrochloride, wherein the weight ratio of the js 399-19 and the cartap hydrochloride is 1:10-10:1. The ratio of the weight sum of the effective components of the js 399-19 and the cartap hydrochloride to the total weight chemical is 5-70 percent. The treating agent also comprises additive which is 5-30 percent of the total weight of the medicament, and the balance of filling or water. The treating agent has remarkable prevention effect on the bakanae disease of rice and the rice white tip through the practical test.

The invention discloses a compound bactericide containing natamycin, which comprises components with weight fractions as follows: 10 percent to 90 percent of components A and 90 percent to 10 percent of components B, wherein the components A are natamycin and the components B are carbendazim, imazalil or prochloraz; and the compound bactericide can be prepared into an emulsion type bactericide or a power / grain type bactericide. The compound bactericide is used for preventing and curing storage period diseases of fruits during postharvest treatment or used for preventing and curing growing period diseases of crops, wherein the storage period diseases of the fruits mainly refer to citrus blue mold or citrus green mold, and the growing period diseases of the crops mainly refer to wheat scabs or rice bakanae diseases.

The invention discloses a fertilizer special for rice. The fertilizer is prepared from, by weight, 11-13 parts of ammonium sulfate, 3-5 parts of ferric sulfate, 14-16 parts of potassium nitrate, 9-11 parts of calcium superphosphate, 7-9 parts of potassium chloride, 6-8 parts of horse dung, 7-9 parts of fish maw intestines, 3-5 parts of bone powder, 2-4 parts of duck feather, 6-8 parts of dammara leaves, 3-5 parts of oriental arborvitae leaves, 4-6 parts of mangnolia officinalis bark, 0.4-0.6 part of microbial strains and 0.3-0.5 part of a composite coated cementing agent. The dammara leaves, oriental arborvitae leaves and mangnolia officinalis bark achieve a quite good bacterium and insect killing function after being stir-fried, and rice planthopper insect attack can be effectively prevented; the composite coated cementing agent conducts coating processing on the fertilizer, and a good slow release effect can be achieved; multiple microbial strains are added, and after the fertilizer is applied to soil, the formed beneficial microbial strain group can effectively improve the soil structure, improve soil fertility and effectively prevent and treat bakanae disease.

The invention discloses application of a metconazole-containing sterilizing composition in preventing and controlling bakanae disease. Active ingredients are composed of a first active ingredient, metconazole and a second active ingredient, tebuconazole according to a weight ratio of 40:1-1:40, and a content sum of the first active ingredient and the second active ingredient is 1-60% of total weight of the composition. The composition can be prepared into agricultural-allowable suspended seed coatings, dry seed dressing agents, seed treatment microcapsule suspending agents, seed treatment suspending agents, wettable powder, water-dispersible granules, dispersible oil suspending agents and suspending agents. The composition has remarkable preventive effect on bakanae disease.

The invention provides a rice reviving and tillering agent designed for treating maldevelopment in seedling stage, bakanae disease, rice blast, bacterial leaf blight, cooperblight, rice false smut and other unhealth symptoms of rice, caused by low temperature, waterlogging and cold damage. The rice reviving and tillering agent is a novel fertilizer finely prepared from bacillus subtilis, photosynthetic bacteria, actinomycetes, yield increasing fungus, BYM, kuh-seng and bone powder production leftovers and comprises strains A and other materials B, wherein the strains A comprise the following components: 1. 20-80 parts of bacillus subtilis; 2. 5-15 parts of photosynthetic bacteria; 3. 10 parts of actinomycetes; 4. 5 parts of yield increasing fungus; 5. 5 parts of BYM; 6. 5 parts of kuh-seng; and 7. 5 parts of bone powder production leftovers; and the other materials B comprise the following components: 1. 60 parts of brown coal powder; 2. 10 parts of white clay; 3. 20 parts of thoroughly decomposed dry animal excrement; and 4. 2-10 parts of sodium humate. The strains A and the other materials B are mixed together in the ratio of 1:9 and stirred evenly, and then pelleted, dried by using a drying cylinder at the temperature of 60 DEG C, and cooled, sieved and finally bagged.

The invention relates to a method for preparing streptomyces fermentation liquor for preventing and treating alamo grey speck disease germs, and relates to a preparation method of the fermentation liquor. The method mainly solves the technical problems that chemical pesticides are unsafe, and microorganism sourced pesticide is few in kind. The method comprises the steps that (1) excitation cultivation of strains is carried out, (Streptomyces sp.) Syjd3 is shifted to gause first solid media for cultivation to obtain activated (Streptomyces sp.) Syjd3; (2) the activated (Streptomyces sp.) Syjd3 is inoculated to the gause first solid media, the gause first solid media after the inoculation are put into a shake cultivation box for cultivation, and the streptomyces fermentation liquor for preventing and treating the alamo grey speck disease germs is obtained. The streptomyces fermentation liquor has an inhibition function on the alamo grey speck disease germs, and also has certain inhibition functions on alamo leaf blight germs, fusarium solani, wheat root rot germs, curvularia lunata and rice bakanae pathogen.