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172 results about "Rice false smut" patented technology

Streptomyces corchorusii strain NF0919, purpose and preparation method of active zymotic fluid thereof

The invention discloses a streptomyces corchorusii strain NF0919, which is collected in China General Microbiological Culture Collection Center, and has the collection number CGMCC No. 3968. The strain can be used for preventing and treating rhizoctonia cerealis, rice false smut, rice sheath blight disease and other various plant diseases.
Owner:ZHENJIANG AGRI SCI INST JIANGSU HILLY AREAS

Bacillus amyloliquefaciens K-8 and bactericide thereof

The invention provides bacillus amyloliquefaciens K-8 and bactericide thereof. The preservation number of the bacillus amyloliquefaciens K-8 strain is CGMCCNO.6486. The bactericide takes the bacillus amyloliquefaciens K-8 strain as an active ingredient. The bacillus amyloliquefaciens K-8 strain is cultured to obtain a liquid bactericide, and a solid bactericide can be obtained by adding a carrier or mixture of the carrier and auxiliaries into the liquid bactericide. The bacillus amyloliquefaciens K-8 strain and the bactericide thereof provided by the invention can be used for effectively preventing and treating diseases such as bacterial wilt, wilt, angular spot, banded sclerotial blight, rice false smut, soft rot, rot, canker and root rot. The bactericide is simple to prepare and easy to use, is applicable to industrialized production and has wide application prospect.
Owner:内蒙古永太化学有限公司

Agricultural sterilizing composite containing thifluzamide

The invention discloses an agricultural sterilizing composite containing thifluzamide, which is a sterilizing composite containing a first active ingredient thifluzamide, second active ingredients including difenoconazole, hexaconazole, propiconazole, cyproconazole and tebuconazole, and third active ingredients including tricyclazole, isoprothiolane, fenoxanil, Kanamycinum, prochloraz and azoxystrobin, wherein the weight ratio of the first active ingredient to the second active ingredient to the third active ingredient is (1-6) : (1-6) : 6. The sterilizing composite can be applied to controlling rice sheath blight disease, rice false smut and rice blast, and has reasonable ingredients, curing and protecting function, good sterilizing effect, less times of spraying insecticide and lower cost of spraying insecticide. In addition, the activity and the sterilizing effect of the sterilizing composite are not simple addition of the activity of active ingredients, but remarkable synergism isachieved. The invention has good safety on plants, slows down the generation of resistance and meets the safety requirement on agrochemicals.
Owner:SHAANXI SUNGER ROAD BIO SCI

Agricultural sterilizing composite containing thifluzamide

The invention discloses an agricultural sterilizing composite containing thifluzamide, containing a first active ingredient thifluzamide, and a second active ingredient selected from tebuconazole, difenoconazole, hexaconazole, propiconazole and cyproconazole, wherein the weight ratio of the first active ingredient to the second active ingredient is (12 : 1)-(1 : 12). The sterilizing composite is applied to controlling rice sheath blight disease, rice false smut, wheat sharp eyespot, wheat loose kernel smut and wheat Tilletia contraversa of cereal crops, and has reasonable ingredients, curing and protecting function, good sterilizing effect, less times of spraying insecticide and lower cost of spraying insecticide. In addition, the activity and the sterilizing effect of the sterilizing composite are not simple addition of the activity of the active ingredients, but remarkable synergism is achieved. The invention has good safety on plants, slows down the generation of resistance and meets the safety requirement on agrochemicals.
Owner:SHAANXI SUNGER ROAD BIO SCI

Agricultural sterilizing composite containing thifluzamide

The invention relates to an agricultural sterilizing composite containing thifluzamide. The first active component is thifluzamide; the second active component is selected from kresoxim methyl, azoxystrobin, pyraclostrobin and phenylate kresoxim methyl; and the weight ratio of the first active component and the second active component is 16: 1 to 1: 16. The bactericide composite is used for preventing and treating the thanatephorus cucumeris and the rice false smut of the cereal crops, the thizoctonia cerealis, the rust disease, the loose kernel smut and the stinking smut, and has the advantages of reasonable components, treating and protecting functions, good sterilization effect, reduction of the usage frequency and low usage cost; and the activity and the sterilization effect of the bactericide composite are not the simple addition of the activities of the components. The invention has remarkable synergistic action and good safety to the crops, slows down the generation of the resistance and meets the safety requirements of the pesticide formulation.
Owner:SHAANXI SUNGER ROAD BIO SCI

Rhodopseudomonas palustris strains, application of rhodopseudomonas palustris strains, fungicide pesticide as well as preparation method and application of fungicide pesticide

The invention discloses a rhodopseudomonas palustris CCTCC M 2012224, and application of the rhodopseudomonas palustris CCTCC M 2012224 in prevention and control of rice false smut or improvement of catalase activity in the rice body, and further discloses an antagonistic fungicide obtained by activation, seed culture and production culture of the strains. Fermentation supernate obtained through fermentation and centrifugation of the antagonistic fungicide can be used as an antagonistic pesticide; thallus crushing liquid obtained by fermentation culture and crushing of the antagonistic fungicide can also be used as the antagonistic pesticide. The antagonistic fungicide and the antagonistic pesticides obtained both can be used for preventing and controlling the rice false smut and improving the catalase activity in the rice body. The rhodopseudomonas palustris CCTCC M 2012224, the antagonistic fungicide and the antagonistic pesticides have the advantages of low production cost, nontoxicity, environmental friendliness and the like, is convenient to use, and can be used for preventing and controlling the rice false smut and improving the disease resistance of rice.
Owner:湖南新长山农业发展股份有限公司

Pesticide composition containing orysastrobin

The invention discloses a pesticide composition containing orysastrobin. The pesticide composition is formed by performing binary compounding by taking an active ingredient A, namely the orysastrobin, and an active ingredient B as active ingredients, wherein the active ingredient B is any one of epoxiconazole, hexaconazole and flutriafol, the ratio of the percentage by weight of the active ingredient A to the active ingredient B in the composition is (1:70)-(70:1), and the sum of the weight of the active ingredient A and the active ingredient B accounts for 5-75% of the total weight of the pesticide composition. The pesticide composition can be prepared into wettable powder, water dispersible granules, suspension concentrate, microcapsule suspension concentrate, microemulsion or emulsion in water and other conventional formulations. The composition is used for controlling agricultural plant diseases, in particular to rice sheath blight, rice false smut, rice blast and other diseases. The bactericide composition disclosed by the invention has the advantages of high efficiency, long lasting period, effects of reducing environmental pollution and delaying the production of medicament resistance of pathogenic bacteria and the like.
Owner:GAUNGXI TIANYUAN BIOCHEM

Pseudomonas mosselii and application thereof

The invention relates to the technical field of pseudomonas mosselii, in particular to pseudomonas mosselii. The pseudomonas mosselii is preserved in China General Microbiological Culture Collection Center with preservation number of CGMCC No. 12222. The pseudomonas mosselii has an antibacterial effect on pathogenic bacteria of rice blast, rice bakanae disease, rice sheath blight disease, rice seedling blight and rice false smut.
Owner:杭州摩速科学器材有限公司

Biocontrol bacterium and azoxystrobin composition

The invention discloses a biocontrol bacterium and azoxystrobin composition belonging to the technical field of bactericides. The biocontrol bacterium and azoxystrobin composition contains active components including bacillus subtilis and azoxystrobin. The biocontrol bacterium and azoxystrobin composition disclosed by the invention can be used for remarkably reducing the medication cost while effectively preventing and controlling various diseases such as rice sheath blight disease, rice false smut, rice blast, ear rot, seedling-stage damping-off, tomato late blight, gray mold, wheat powdery mildew, sheath blight, cotton rhizoctoniosis, foxysporum, verticillium dahliae, soybean root rot, corn sheath blight, cucumber gray mold, blight, tobacco brown spot, bacterial wilt, various field crop and garden crop root rots and damping off, so that the medication cost can be reduced, the preventing and controlling ranges can be widened, the environment pollution can be reduced, and the phytotoxicity and pesticide resistance risks can be reduced.
Owner:CHINA NAT RICE RES INST

Biocontrol bacterium and pyraclostrobin composition

The invention discloses a biocontrol bacterium and pyraclostrobin composition belonging to the technical field of bactericides. The biocontrol bacterium and pyraclostrobin composition contains active components including bacillus subtilis and pyraclostrobin. The biocontrol bacterium and pyraclostrobin composition disclosed by the invention can be used for remarkably reducing the medication cost while effectively preventing and controlling various diseases such as rice sheath blight disease, rice false smut, rice blast, ear rot, seedling-stage damping-off, tomato late blight, gray mold, wheat powdery mildew, sheath blight, cotton rhizoctoniosis, foxysporum, verticillium dahliae, soybean root rot, corn sheath blight, cucumber gray mold, blight, tobacco brown spot, bacterial wilt, various field crop and garden crop root rots and damping off, so that the medication cost can be reduced, the preventing and controlling ranges can be widened, the environment pollution can be reduced, and the phytotoxicity and pesticide resistance risks can be reduced.
Owner:CHINA NAT RICE RES INST

Anti-rice blast special rice yield-increasing fertilizer

The invention discloses an anti-rice blast special rice yield-increasing fertilizer, which contains nitrogen, in terms of N, in plant nutrient elements; phosphorus, in terms of P2O5; potassium, in terms of K2O; and a chelate medium, trace element additive T, wherein the weight ratio is: N:P2O5:K2O:T=1:2:0-5.0:0.429>=T>0.0. The purpose of the anti-rice blast special rice yield-increasing fertilizer of the invention is to control rice blast, rice false smut and aplelenchiodes bessegi of rice. The beneficial effects of the invention are that the invention provides a safe and nontoxic fertilizer with pesticide functions in agriculture, initiates a precedent for controlling rice soil-borne diseases by compound fertilizers, effectively controls the invasion of rice nematodes and fungi thereof, significantly decreases the incidence of rice blast after the application of the fertilizer, provides a reduction rate of rice blast of up to above 87.5%, allows the field incidence to decrease from 98% to less than 10%; and the yield increasing effect is substantial after the application of the invention.
Owner:TIANJIN LIWEITE VIGOR CONDITIONER TECH

Sterilization compounded agent

The invention discloses a sterilization compounded agent which comprises 5-25 portions of prochloraz and 20-40 portions of isoprothiolane by weight portion. The invention has the advantages that the sterilization compounded agent has favorable control effect to rice blast in a rice seedling stage and low cost of agricultural medicament, and can efficiently delay the occurrence of resistance; meanwhile, the prochloraz and the isoprothiolane are both low-toxicity pesticides, have no pollution to environment, and have obvious efficacy to rice sheath blight, rice false smut, as well as anthracnose, strip rust, root rot and powdery mildew of various vegetalbes, melons and fruits.
Owner:车志忠

Effective Ustilaginoidea virens separation method

InactiveCN103103136ASuitable for single spore isolationAvoid killing effectFungiMicroorganism based processesBiotechnologyZoology
The invention relates to an effective Ustilaginoidea virens separation method, and belongs to the technical field of microbe. The method comprises the steps of: scraping a small amount of chlamydospore powder on surfaces of false smut balls with a pricking needle; placing the powder in a sterile petri dish; adding 0.5mL of sterile water suspension chlamydospores; then diluting the chlamydospore suspension by 2-3 gradients, with the ratio of the chlamydospore suspension to sterile water being 1:5 in a 1.8mL Eppendorf tube through a gradient dilution method; transferring 0.2mL of the diluted chlamydospore suspension to surface of a Wakimoto toceshi solid culture medium for separation (containing 50 mug / ml chloramphenicol); smearing evenly; inversely placing the petri dish into an incubator at 28 DEG C for dark culture; and effectively separating out target pathogens six days later. The method provided by the invention obviously weakens interference effect of infectious microbe in chlamydospores of rice false smut balls, has very simple operation procedure, is suitable for separation of rice false smut balls stored at normal temperature or 4 DEG C in a refrigerator within 3 months, and has the best separation effect on rice false smut ball bacteria just acquired in the field.
Owner:INST OF PLANT PROTECTION FAAS

Compound pesticide containing validamycin and cyprosulfamide and application of compound pesticide

The invention discloses a compound pesticide containing validamycin and cyprosulfamide and an application of compound pesticide, which belong to the technical field of compound pesticides. The compound pesticide contains 0.1-50% of cyprosulfamide and 0.1-50% of validamycin. By combining validamycin and cyprosulfamide, the compound pesticide has a good synergistic effect and a good control effect for rice sheath blight disease and rice false smut; according to field experiments, the prevention rate of the compound pesticide can reach more than 95%; the persistence of the compound pesticide is strong, and after 35 days, the prevention rate can still reach more than 85%; and the production cost of the compound pesticide is low and is reduced by more than 50% compared with the production cost of cyprosulfamide which is used separately.
Owner:ZHEJIANG TONGLU HUIFENG BIOSCI

Simple method for separating and preserving ustilaginoidea virens

The invention relates to the technical field of separating and preserving ustilaginoidea virens, in particular to a simple method for separating and preserving the ustilaginoidea virens. The separation method comprises the following steps that fresh yellow, green and black rice false smut ball samples are collected from an attacked rice field, drying is conducted at the room temperature for 7-10 d for standby application; rice false smut balls of which the covering depth of chlamydospore powder is larger than 1 mm are selected in the collected samples and placed on an ultra-clean working table, and sterilization is conducted through an ultraviolet lamp for 30-40 min; single-grain rice false smut balls are taken through tweezers under the aseptic condition, and a small amount of chlamydospore powder on the surfaces of the rice false smut balls is shaken off slightly on a PSA culture medium; 150-200 microliters of sterile water is taken through a pipette and drips on a PSA flat plate containing chlamydospore. By means of the simple method for separating and preserving the ustilaginoidea virens, the ustilaginoidea virens can be separated to the objective strains rapidly and preserved, the problems that time is consumed, and the efficiency is low during separation of the ustilaginoidea virens are solved, and meanwhile the problems that in the preservation process of the strains, the pathogenicity is deteriorated, and the space is occupied and consumed are solved.
Owner:INST OF PLANT PROTECTION SICHUAN ACAD OF AGRI SCI

Kasugamycin and validamycin composition and preparation thereof

The invention discloses a kasugamycin and validamycin composition, which is formed by compounding kasugamycin and validamycin serving as active ingredients and also comprises pesticide adjuvants. The composition can be prepared into bactericide pesticides in the formulations of aqueous solution, wettable powder, soluble powder and the like. The composition is used for preventing and controlling rice sheath blight, rice blast, rice false smut, wheat sheath blight, corn northern leaf blight, corn sheath blight, vegetable damping off, root rot and the like, has low toxicity, a few residues and good synergism on the prevention and control of diseases, and is safe in use, and environmental-friendly, the prevention and control effects can be improved, and the using amount of a pesticide and the using cost of farmers are reduced.
Owner:GUANGXI ANTAI CHEM

Pesticide composition containing thifluzamide and difenoconazole and application thereof

The invention discloses a pesticide composition containing thifluzamide and difenoconazole and an application thereof. The pesticide composition comprises a common auxiliary agent, the thifluzamide and the difenoconazole, wherein the ratio in part by weight of thifluzamide to the difenoconazole is 10:1-1:10; and the pesticide composition comprises 5 to 80 percent by weight of the thifluzamide and the difenoconazole. The pesticide composition of the invention is suitable for preventing and treating crop diseases and is particularly suitable for preventing and treating fungal diseases, such as rice sheath blight, rice blast, rice false smut and the like. Compared with the control effect of a single dose, the control effect of the composition has obvious synergistic action. Moreover, the composition reduces dosage of a pesticide, reduces dosage cost, prolongs the service life of the pesticide and reduces adverse effects of the pesticide on the ecological environment.
Owner:JIANGXI ZHONGXUN AGROCHEM

Trichodermin derivatives and application thereof in preventing and controlling pathogenic bacteria

InactiveCN101787031APrevention, good effectHigh activityBiocideOrganic chemistrySclerotiniaRice false smut
The invention discloses trichodermin derivatives, which have a structural general formula, wherein in the formula, R1 is -Me, and R2 is R3COO-; or R1 is -CHO, and R2 is H or R3COO-. The invention also discloses application of the trichodermin derivatives in killing plant pathogenic fungi which comprise sclerotinia scleotiorum, rice blast, rice false smut, rice sheath blight and the like.
Owner:ZHEJIANG DAYANG BIOTECH GROUP

Rice reviving and tillering agent

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.
Owner:夏宝昌

Biocontrol bacterium and trifloxystrobin composition

The invention discloses a biocontrol bacterium and trifloxystrobin composition, and belongs to the technical field of bactericides. The composition contains the following active components: Bacillus subtilis and trifloxystrobin. The composition can effectively control rice sheath blight, rice false smut, rice blast, seedling blight, tomato late blight, tomato botrytis, wheat powdery mildew, wheat sheath blight, cotton Rhizoctonia solani Kuhn, cotton fusarium wilt, cotton verticillium wilt, soybean root rot, corn sheath blight, cucumber botrytis, cucumber wilt, tobacco brown spot, tobacco bacterial wilt disease, various field and garden crop root rot, seedling blight and other various diseases, and substantially reduces the pesticide cost, so the pesticide cost is reduced, the control range is enlarged, environmental pollution is reduced, and the pesticide harm and the pesticide resistance risk are reduced.
Owner:CHINA NAT RICE RES INST

Sterilization composition containing tebuconazole and dimetachlone

The invention relates to a sterilization composition, in particular to a sterilization composition containing tebuconazole and dimetachlone with a synergistically effective amount; wherein, the weight ratio of tebuconazole to dimetachlone is 100:1 to 1:20 preferably, more preferably 50:1 to 1:10, most preferably 9:1 to 1:1. The sterilization composition is applied to preventing the rice sheath blight disease and rice false smut in particular.
Owner:浙江威尔达化工有限公司

Simple and efficient field inoculation method for rice false smut germ

The invention belongs to the technical field of plant protection and particularly relates to a simple and efficient field inoculation method for a rice false smut germ. The method comprises the steps: picking rice false smut balls from rice ears in a rice field at a rice ripening period in last year, drying the rice false smut balls in the air indoors, loading the dried rice false smut balls into plastic bags or plastic bottles, and placing the plastic bags or plastic bottles ay an indoor shady place; and at a 3-4 stage of young panicle differentiation of rice, putting the rice false smut balls preserved in last year into clean water, carrying out soaking for 3-5 hours, then, carrying out oscillating so as to enable rice false smut powder on the outside surface of each rice false smut ball to gradually fall off until rice grains are clearly discernible, then, enabling the rice false smut powder to be completely scattered into water, carrying out filtering with gauze so as to filter off grain residues and other foreign bodies, then, pouring filter liquor into a sprayer, adjusting water volume according to a spraying area, directly spraying the filter liquor to fields at 10 am to 5 pm in a sunny day, and swinging the sprayer during spraying so as to achieve uniform spraying as far as possible. By adopting the method disclosed by the invention, the onset ear ratio of field artificial inoculation of rice false smut can reach about 30% and is extremely stable. The method disclosed by the invention is extremely simple and can be used for carrying out field identification on degree of disease resistance to rice false smut of rice varieties without special utensils and conditions.
Owner:JIANGSU COASTAL AREA AGRI SCI RES INST

Agricultural bactericidal composition with saisentong

InactiveCN105638683AHas synergistic bactericidal activityOvercoming the shortcomings of single formulationsBiocideDead animal preservationRice false smutTherapeutic effect
The invention discloses an agricultural bactericidal composition with saisentong. By the aid of the agricultural bactericidal composition, shortcomings of single preparations can be overcome. The agricultural bactericidal composition which is a bactericidal active compound composition comprises the saisentong I and another optional known bactericidal active compound II. The agricultural bactericidal composition has the advantages that the agricultural bactericidal composition is mainly applied to preventing and treating diseases due to plant fungi and bacteria; the agricultural bactericidal active compound composition has synergistic bactericidal activity and is used for meeting requirements of agricultural production, and the plant compatibility of the agricultural bactericidal active compound composition can be can be improved; the agricultural bactericidal composition contains reasonable components and has treatment and protection functions, good bactericidal effects can be realized, the pesticide use frequency can be effectively reduced, and the pesticide application cost can be lowered; the activity and the bactericidal effects of the agricultural bactericidal composition are not simple addition of the activity of the various components, obvious synergistic effects are realized, resistance can be relieved, the agricultural bactericidal composition is good in pesticide-applied crop safety, and safety requirements on pesticide preparations can be met; good prevention and treatment effects can be realized by the agricultural bactericidal composition for rice sheath blight, wheat sharp eyespot, rice false smut, rice leaf blight, bacterial stripe and the like of cereal crops.
Owner:ZHEJIANG DONGFENG CHEM IND CO LTD

Azoxystrobin and validamycin A composite bactericide

The invention discloses an azoxystrobin and validamycin A composite bactericide, and belongs to the technical field of pesticides. The composite bactericide comprises 0.1-50% of azoxystrobin, and 0.5-60% of validamycin A. The azoxystrobin and validamycin A composite bactericide is reasonably composited, has a significant synergic effect, and good effects for preventing rice sheath blight disease, rice false smut and wheat sharp eyespot. Proved by a filed test, a control rate can be up to 97% above. A persistence property is strong; after 14 days of an application for preventing the rice sheath blight disease and the wheat sharp eyespot, the control rate can be up to 92% above. Production cost is low and reduced by 50% above, compared with a single use of the azoxystrobin.
Owner:张光来

Mixed fertilizer for preventing and treating rice false smut and preparation method thereof

The invention discloses a mixed fertilizer for preventing and treating rice false smut and a preparation method thereof. Raw materials of the mixed fertilizer comprise, by weight, 3-15 parts of potassium polyphosphate, 3-18 parts of white clay, 3-15 parts of straw meal, 5-25 parts of cassia twig, 3-16 parts of fishbone meal, 1-20 parts of sodium humate, 1-18 parts of alga, 1-10 parts of bone meal production leftovers, 10-90 parts of bacillus subtilis, 5-25 parts of rhizoma curcumae, 1-10 parts of radix sophorae flavescentis and 1-18 parts of sea-buckthorn. The preparation method comprises the following steps: crushing white clay, straw meal, cassia twig, fishbone meal, sodium humate, alga, bone meal production leftovers, bacillus subtilis, rhizoma curcumae, radix sophorae flavescentis and sea-buckthorn, sieving through a sieve of 40-80 meshes, uniformly mixing and carrying out thermal insulation at 30-40 DEG C for 5-15 h, mixing and stirring for 10-30 min, adding potassium polyphosphate, uniformly mixing, and granulating so as to obtain the mixed fertilizer. The mixed fertilizer is low-cost and can effectively prevent rice false smut for rice, raise resistance of rice and guarantee stability of rice so as to increase yield of rice.
Owner:XINCHANG RUAO XIYANSHAN FAMILY FARM

Application of Rhodopseudomonas palustris microbial agent in prevention and control of false smut

The invention provides application of a Rhodopseudomonas palustris microbial agent in prevention and control of false smut. A disease object is rice false smut, and a method of application of the Rhodopseudomonas palustris microbial agent in the prevention and control of the false smut comprises the step of spraying the Rhodopseudomonas palustris microbial agent to rice at a tillering stage and arupturing stage. Compared with the prior art, the application has the following beneficial effects that the Rhodopseudomonas palustris microbial agent contains an excretion protein and a metabolite, thereby being capable of effectively preventing and treating the false smut; and the Rhodopseudomonas palustris microbial agent has the characteristics of being environmentally friendly, being non-toxic to human and animals, being free of pesticide toxicity to crops, being simple and convenient to apply, and the like.
Owner:CHANGSHA AGREEN BIO TECH LTD CO +1

Paddy rice pest and disease control technology

The invention relates to a paddy rice pest and disease control technology. The invention relates to the technical field of agricultural cultivation, and especially relates to a paddy rice pest and disease control method. The technology provided by the invention is comprehensive, and pesticide dose can be reduced with the technology. The paddy rice pest and disease control technology is characterized in comprising the following steps: 1, rice blast is controlled, wherein rice blast symptom can occur during the whole rice growth period; and according to sites and symptoms, rice blast can be divided into seedling blast, leaf blast, leaf section blast, section blast, panicle blast and grain blast; 2, a liquid agent for controlling rice sheath blight should be sprayed at middle and lower parts of rice plants; 3, for controlling rice false smut, an agent is applied for a first time 7-10 days before splitting, and controlling is carried out once again during the splitting stage; 4, rice stem borer is controlled, wherein first-generation control should be carried out in time when a field sheath blight rate is higher than 5%; and 5, rice planthopper is controlled, wherein ice planthopper control should be carried out during a small nymph peak period; pesticide application should be carried out from the periphery to the inner part of the field, to surround and annihilate.
Owner:李威

Compound bactericide and application thereof

InactiveCN101524081ATherapeuticHas eradicating effectBiocideFungicidesRice false smutPlant disease
The invention discloses a compound bactericide which is characterized in that the compound bactericide is prepared by compounding tifloxystrobin and prochloraz with the weight proportion of 1:30-1:40. The compound bactericide of the invention, which is used for preventing plant diseases, such as rice blast, rice false smut, rice sheath blight and the like, has the advantages of broad anti-bacterial spectrum, high systemic activity, high quick-action performance and long lasting period; meanwhile, the compound bactericide can further overcome the bactericide resistance of harmful bacteria to carbendazim and other agents and reduce the frequency of bactericide application; and the compound bactericide is environment-friendly, and gives full play to the integrated control, therefore, the compound bactericide is an ideal agent in the pollution-free control.
Owner:龚亚慧
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