458 results about "Mancozeb" patented technology

The present invention relates to a bactericide composition containing dimethomorph and its preparation and application. The said composition is compounded composed of dimethomorph, cymoxanil and/or dimethormorph, cymoxanil, metalaxyl and/or d dimethormorph, phosethyl-Al and mancozeb. Its characteristic is the weight percentage of said effective components is: dimethormorph 1 to 90 percent; cymoxanil 1 to 90 percent; metalaxyl 1 to 90 percent; phosethyl-Al 1 to 90 percent; mancozeb 1 to 90 percent. The said composition can be prepared into missible oil, wettable powder, soluble powder, water emulsion, micro emulsion, water solution, suspending agent, microcapsule, or water dispersible granule. The said composition can be used for preventing and controlling plant diseases caused by peronospora, false peronospora and phytophthora. Indoor tests have shown that the said composition has obvious synergies, and good activity for postponing insecticide resistance of pathogenic bacteria.

The invention discloses a compound plant source disinfectant and a method for preparing the disinfectant. The disinfectant is made by the materials of cassia oil, sweetflag, sophora flavescens and eucalyptus oil of traditional Chinese medicines. The main effective components of the disinfectant are the cassia oil, the Beta-asarol and the matrine. After being extracted, the materials are matched with an accessory ingredient to be made into various missible oil, emulsion in water and other various preparations. The disinfectant has broad spectrum and excellent restraining effects on various plant pathogenicbacterias. The plant source disinfectant of the invention has the advantages of high efficiency, low mammalian toxicity; the harmful bacterias are difficult to generate drug fastness on the disinfectant. A field test shows that the control effect on the gen-seng leaf spot is better than that of 70 percent of mancozeb. The invention can be taken as an ideal and eco-friendly pesticide.

The invention relates to a pesticide, in particular to a compound bactericide for mainly treating grey mold of fruits and vegetables. The compound bactericide consists of active ingredients, a filler and/or aids, wherein the active ingredients consist of fluazinam and other bactericides; the weight ratio of the fluazinam to other bactericides is 1-50:1-50; and other bactericides are one or a mixture of more of mancozeb, iprodione, fludioxonil, SYP-Z048, pyrametostrobin and azoxystrobin. Product forms of the compound bactericide for mainly treating the grey mold of fruits and vegetables are usually wettable powder, water dispersible granules and suspension agents. The compound bactericide is applicable to the prevention and control of the grey mold of various fruits and vegetables and has remarkable synergism and long effective duration, the medicaments have a novel action mechanism and a large number of action sites, and the occurrence and development of medicament resistance of grey mold bacteria can be effectively delayed; and the preparation method of the compound bactericide is simple, and the compound bactericide has high biological safety and remarkable economic benefit.

The invention relates to a synergistic bactericide composition, in particular to a bactericide composition which comprises synergistically effective amount of kresoxim-methyl and any one of bactericidal active ingredients selected from the group consisting of diniconazole, flutriafol, triadimefon, thiophanate methyl, benomyl, prochloraz, ethirimol, bromothalonil, mancozeb, ziram, polyoxin, zhongshengmycin and wuyiencin.

The invention discloses a clonal scale rapid seedling cultivation method for Borneol Cinnamomum camphora, which comprises the following steps; soil with the ph value ranges from 5.5 to 7.0 is chosen; land is prepared and ridges are formed; 0.5% potassium permanganate solution is used for the disinfection treatment of the soil on the surface of the ridges; annual semi lignified or 80% lignified strong and healthy branches from one year to three years old Borneol Cinnamomum camphora are chosen as cuttings; 1/3 to one robust leaf is reserved on the cutting; a horse ear shaped oblique incision is cut at the upper end; the lower end is transversely cut; the upper part of the cutting is processed by dipping quickly in 1000ppm indole butyric acid solution, then processed by 600 times to 800 times mancozeb solution, and sterilization of the cuts of branches and leaves is performed; cutting is performed vertically; after cutting, the cuttings are closely covered by an agricultural film; heat insulation, moisture retention, foliage dressing, seedling adaptation and transplanting are carried out; after tending management, seedlings can go out of nursery. The Borneol Cinnamomum camphora seedlings bred by the method of the invention has the advantages of improved clone cutting rooting survival rate, robust seedlings, fast growth after forestation, and wide crown; after three years, forestation is realized, and fresh branches and leaves yield per mu is over 1000kg; therefore, the material for a large amount of natural borneol is ensured.

The present invention discloses an insecticide-fertilizer particulate agent and a preparation method thereof. The insecticide-fertilizer particulate agent comprises an insecticide, a bactericide, a fertilizer and an auxiliary agent. The insecticide is composed of one or more components selected from diazinon, thiamethoxam, imidacloprid, clothianidin, chlopyrifos, phoxim, carbofuran and carbosulfan. The bactericide is composed of one or more components selected from azoxystrobin, pyraclostrobin, fludioxonil, metalaxyl, methylimidazole bacteria aniline, thifluzamide and mancozeb. The fertilizer is composed of one or more components selected from urea, ammonium sulfate, potassium sulfate, potassium chloride, monoammonium phosphate, diammonium phosphate, potassium dihydrogen phosphate, dipotassium hydrogen phosphate, ammonium polyphosphate, potassium nitrate, zinc sulfate, manganese sulfate, magnesium sulfate, borax, boric acid, ferrous sulfate, copper sulfate, ammonium molybdate, ethylene diamine tetraacetic acid, calcium nitrate, potassium humate, organic matter, amino acid and soybean meal. The insecticide-fertilizer particulate agent is applied during the crop sowing period and can be used for preventing and controlling crop underground pests and diseases at the rootstocks of crops.

The invention discloses a bactericidal composition of azoxystrobin and mancozeb. The bactericidal composition contains azoxystrobin, mancozeb and other auxiliary agents, wherein the weight ratio of azoxystrobin to mancozeb is (1-10): (60-1). The bactericidal composition of azoxystrobin and mancozeb can be applied to prevention and control of potato late blight. The composition is wide in application range, low in cost and good in effect. The indoor test proves that the composition has obvious synergized action.

The invention relates to a dimethomorph-mancozeb water dispersible granule and a preparation method thereof. The dimethomorph-mancozeb water dispersible granule is characterized by comprising the following components by weight percent: 40-65 of dimethomorph, 8-15 of mancozeb, 1-30 of disintegrant, 1-10 of dispersant, 1-10 of wetting agent, 0.1-2 of caking agent, 0.05-0.3 of stabilizing agent and the balance carrier. The preparation method is as follows: the components are weighed by the mixture ratio and are mixed evenly; active ingredient, accessory ingredient and carrier are added to the mixture; master powder is obtained after grinding the formula components in a superfine mode, and the master powder is extruded, prilled, dried and sievedto obtain dimethomorph-mancozeb dispersible granule. The invention overcomes the deficiencies of missible oil harming the environment and powder, has better wetting property, faster disintegration speed, better dispersivity, higher suspensibility, good geothermal reservoir stability and easy use, and is safe to human beings and environment and easy to control the release and the direction finding.

The present invention discloses one kind of germicide composition containing pyraclostrobin and mancozeb and its application. The composition contains pyraclostrobin and mancozeb in the weight ratio of 1-30 to 5-70. The composition may be used in preventing and controlling diseases of grain crop, melons, fruits and vegetable, and has wide application range, low cost and high plant disease preventing and controlling effect.

The invention relates to a mancozeb Chinese herbal medicine complex bactericide used for controlling paddy rice sheath blight. Every 100 parts of the complex bactericide is prepared from the raw materials of, by weight: 8-12 parts of mancozeb, 9-11 parts of celastrus angulatus, 9-11 parts of fischer euphorbia root, 9-11 parts of lightyellow sophora root, 4-6 parts of amur corktree bark, 4-6 parts of male fern rhizome, 4-6 parts of Hindu datura flower, 4-6 parts of Chinese pulsatilla, 4-6 parts of Baikal skullcap root, 4-6 parts of common monkshood mother-root, 2-3 parts of betel nut, 2-3 parts of common cnidium fruit, 2-3 parts of dayflower, 2-3 parts of lobedleaf pharbitis seed, 2-3 parts of honeycomb, 2-3 parts of pine needles, 2-3 parts of sessile stemona root tuber, 2-3 parts of common threewingnut root, 4-6 parts of black falsehellebore root, and balance of auxiliary materials. Water extraction products or organic solvent extraction products of the Chinese herbal medicines are adopted as the raw materials. The production cost of the complex preparation provided by the invention is low, and the raw material source is wide. The bactericide provided by the invention has the characteristics of high efficiency, low toxicity, high safety, environment friendliness, and no drug resistance. The bactericide has a special effect in controlling paddy rice sheath blight diseases.

The invention discloses a detection method for a residual amount of mancozeb in foodstuff. The detection method comprise the steps: firstly, preparing EDTA solution, extracting a sample by the EDTA solution for two times, centrifuging after merging the two extracts, passing the centrifuging supernatant through a 0.22 microns filter membrane, and detecting by using a liquid chromatography inductively coupled plasma mass spectrometer (LC-ICP-MS). The detection method has the characteristics of speediness, accuracy, short detection period, and lower detection limit and higher accuracy degree.

The invention discloses an analysis method of mancozeb. The method comprises the following steps of: using a high efficiency liquid chromatography, taking mixing solution of methanol and buffer solution as a mobile phase by adopting a C18 chromatographic column; carrying out detection at proper flow velocity, column temperature and detection wavelength; and analyzing the content of the mancozeb. The analysis method disclosed by the invention is simple, convenient, fast, high in accuracy, and good in precision; a reagent can be saved; and industrial pollution also can be reduced.

The invention discloses a method for preventing and controlling anthracnose of grape, belonging to the field of fruit tree disease prevention management. The method comprises the following steps of: at the beginning of fruit setting of grape, spraying the mixed solution of azoxystrobin and difenoconazole; spraying mancozeb when young fruits expand and grow up; before spike sealing of the fruits, spraying the mixed solution of thiram and flusilazole; and spraying the mixed solution of azoxystrobin and difenoconazole after fruit thinning of grape and before bagging, and dipping fruit spike in the mixed solution with the same concentration. According to the method, anthracnose of grape is prevented and controlled in four stages, namely the stage of fruit setting of grape, the young fruit expansion state, the stage before spike sealing and the bagging stage, and corresponding pesticides are applied in different stages for preventing and controlling anthracnose of grape; therefore, the incidence of anthracnose of grape is controlled effectively, and the yield reduction of grape caused by anthracnose is controlled to be within 5%.

Disclosed is a method for cultivating pigment marigolds in the sand of a high and cold region. The method includes the steps that ground temperature rises and watering is sufficient 10 days before sowing; sowing is carried out on a fine day without wind, well-prepared soil is sieved by a sieve to cover a seedbed, a disinfectant is sprayed, a pesticide-clay mixture is scattered, and the seedbed is covered by straw; foliage top-dressing is conducted through DAP adding with water in the seedling stage, ventilation is achieved in a seedling growing greenhouse, films are uncovered, seedling exercising is conduced, seedling bacteria are sprayed so that damping-off can be prevented, soil insects can be trapped and killed by the way that phoxim is stirred and mixed with fried bran, and 200ppm of chlormequat chloride is sprayed for treating moderate seedling growth; compound fertilizer water is watered for facilitating growth, and the seedling age is 45-50 days for transplanting; field planting is carried out, the greenhouse is well built, soil preparation is completed, base fertilizer is fully applied, standard moisture in the soil is arranged according to the soil moisture width of 90cm, ponds are built on the water moisture surface in a twin-row mode according to the row spacing being 70cm and the line spacing being 60cm, film uncovering and seedling exercising are conducted 7 days before transplanting, and powder mancozeb is sprayed for disease prevention; field management is conducted, film rupturing and ridging are carried out, watering is achieved according to the dry and wet condition, diseased or infected plants are burned and buried, timber pile wires are pulled, the plants are fixed, and monopotassium phosphate is sprayed after defloration so that diseases can be prevented from endangering the plants. The method provides a mature technology for planting the marigolds in the sand of the high and cold region like Inner Mongolia.

The invention discloses a cultivation and production method for the double-season wild rice stem. The cultivation and production method for the double-season wild rice stem is characterized by successively comprising the following steps of carrying out two-section sprout cultivation on an autumn wild rice stem; carrying out field planting on the autumn wild rice stem; causing the autumn wild rice stem to grow and tiller; carrying out wild rice stem breeding on the autumn wild rice stem; harvesting the autumn wild rice stem; clearing a garden; letting field of the garden to be dormant; causing a summer wild rice stem to sprout and grow a young seedling; causing the summer wild rice stem to grow; carrying out wild rice stem breeding on the summer wild rice stem; and harvesting the summer wild rice stem. According to the cultivation and production method for the double-season wild rice stem, which is disclosed by the invention, at the end of May to June of the seedling tillering period which is the full incidence period of the pink rice borer, the nymphula and the saccharosydne procerus, 1200 times diluent of 10% Daoteng and 1000-1200 times diluent of 15% triadimefon are mixed to be sprayed, and the rust disease also can be treated. According to the cultivation and production method for the double-season wild rice stem, which is disclosed by the invention, great attention is paid to preventing and curing plant diseases and insect pests in the growing and tillering period of the autumn wild rice stem; the pink rice borer and the Chilo suppressalis are sprayed with 1500 times diluent of 10% Daoteng; the flax leaf spot disease is sprayed with 500-600 times diluent of 70% mancozeb; the rust disease is sprayed with medicine with 600 times diluent of triazolone; and the chemical is sprayed once again next week. The cultivation and production method for the double-season wild rice stem has the advantages of simpleness, practicality and low production cost, and the quality and the yield of the wild rice stem can be improved.

The invention discloses a compound agent of thiediazole copper and mancozeb, which comprises the effective constituents of following weight ratio: the weight ratio between 20% thiediazole copper and 70% mancozeb is 1-10: 1-20; wherein comparatively good ration of the effective constituents is that the weight ratio between 20% thiediazole copper and 70% mancozeb is 1-8: 1-8; wherein optimal ration of the effective constituents is that the weight ratio between 20% thiediazole copper and 70% mancozeb is 1-4: 1-4. Since the thiediazole copper has excellent control efficiency to crop bacterial diseases, and the mancozeb has excellent control efficiency to crop fungicidal diseases, after the two pesticides are combined together, the invention can control a plurality of diseases, not only can control the bacterial diseases, but also can control the fungicidal diseases. The invention not only saves labor force, but also reduces agricultural cost. At the same time, the invention combines the diseases-control effect of the two pesticides together, improving the control efficiency.

The invention relates to a method for comprehensive prevention and control of plant diseases and insect pests in northern pear gardens. When flower buds of pear trees are just revealed, pesticide is applied for the first time, and the used pesticide is 5-degree lime sulfur. When 90% of flowers of the pear trees fall, the pesticide is applied for the second time, and the used pesticide is 20% acetamiprid powder or 48% chlorpyrifos emulsifiable concentrate. Before young pear fruits are bagged, the pesticide is applied for the third time, and the used pesticide is 5000 times of 10% imidacloprid or 4000 times of 1.8% abamectin emulsifiable concentrate and 1000 times of 70% thiophanate methyl wettable powder or 400-600 times of 70% atomized mancozeb wettable powder. The appropriate pesticide application time and appropriate pesticide are selected according to the plant diseases and insect pests at the stages, and only three-time pesticide application is needed. In addition, natural glass growing and corrugated paper binding on tree trunks in the gardens and the method for the comprehensive prevention and control of the plant diseases and insect pests are combined, the ecological environment is protected, natural enemies of the pear gardens are protected and utilized, and safe pear production is achieved.

The invention discloses bacillus amyloliquefaciens gfj-4. The bacillus amyloliquefaciens gfj-4 is collected in the China Center for Type Culture Collection (CCTCC) on September 24, 2014, and the collection number of the bacillus amyloliquefaciens gfj-4 is of CCTCC NO:M 2014444. The invention further discloses a bacillus amyloliquefaciens gfj-4 containing composition, and the bacillus amyloliquefaciens gfj-4 containing composition comprises an active component A and an active component B, wherein the weight ratio of the active component A and the active component B is 9:1 to 1:9. The active component A is the inactivated fermentation liquor of bacillus amyloliquefaciens gfj-4, and the active component B is fludioxonil, carbendazim, tebuconazole, difenoconazole, myclobutanil, thiram, mancozeb or triadimefon. The bacillus amyloliquefaciens gfj-4 containing composition can be used for preventing and treating 95% of diseases caused by fusarium graminearum, is safe to human beings and animals and has the characteristic of good environmental compatibility.

The invention provides a Chinese fir tissue culture method. The culture method adopts open tissue culture, and the bacteriostatic agent used is one or more of Junsha Baoguo, mancozeb and sodium hypochlorite. The method of this invention can reduce the pollution rate to an acceptable range without affecting the effect of tissue culture. The tissue culture of plants in a bacterial environment fundamentally simplifies the tissue culture process and reduces the cost of tissue culture.

A multi-purpose mixed bactericide for preventing and treating leafmold, botrytis, early blight, etc contains difenoconazole (2-40%), mancozeb (20-60%), disperser (5-15%), wetting agent (5-15%), and white carbon black as carrier (10-30%). Its advantages are high effect, broad spectrum and low poison.

The invention relates to a pesticide composite; the effective components comprise prochloraz-manganese chloride complex and mancozeb. The pesticide composite is used for controlling various diseases of plants, especially for controlling various anthraxes which seriously affect melons and fruits, as well as vegetables.