68 results about "Dry rot" patented technology

The invention discloses a landscape plant growth retardant and a preparation method thereof. The retardant comprises the following components in part by weight: 10 to 45 parts of plant growth regulator; 5 to 20 parts of bactericide; 40 to 70 parts of nitrogenous chemical fertilizer; 0.01 to 0.1 part of stress resisting agent; 0.01 to 0.1 part of phenylpropionic acid compound and 0.0005 to 0.001 part of lanreotide. The invention finds that the phenylpropionic acid compound has the effect of obviously delaying plant growth for the first time and the lanreotide for anticancer research is appliedto the retardant; and the plant growth regulator, the phenylpropionic acid compound and the anreotide are combined in a synergistic way so that the effect of the landscape plant retardant is well achieved. The retardant can restrain the excessive growth of new branches of trees and shrubs, shortens the length of internode, increases the blade thickness and the chlorophyll content, reduces the occurrence of dry rot, has good stress resistance and reduces the lawn grass chlorosis phenomenon and diseases.

The invention provides a pesticide film forming agent used for controlling diseases and insect pests of forest trees, and its preparation method. The pesticide film forming agent comprises 0.5-10% of an active component, 0.5-10% of a film forming aid, 5-15% of a solvent, 5-15% of an aid and 50-80% of water; and the active component is one of or a mixture comprising several of tebuconazole, difenoconazole, propiconazole and emamectin benzoate. The drug film forming agent has a good control effect on the diseases and insect pests of the forest trees, has a low price, is convenient to use, and has a good control effect on the dry rot diseases of hickory trees, the canker of various trees, stalk longhorn beetles and bark beetles, leaf aphids, red spider mites and the like especially; the drug film forming agent reduces the active component volatilization and loss possibility and changes the release performance, so the residual period is prolonged, the drug dose and the dosing frequency are reduced; and the drug film forming agent reduces the toxicity of highly toxic pesticides, reduces the acute toxicity of pesticides, reduces the drift of the pesticides, and mitigates the pollution to the environment and the hazard to crops.

Sprayable liquid emulsion polymer coating compositions comprised of polymer resin and a plurality of additives for the purpose of protecting, restoring, reconditioning, rejuvenating, and enhancing the color, luster and durability of a multitude of different newer and older substrate types. These coating and sealing compositions are anti-mold, anti-graffiti, they withstand temperatures up to, and most likely in excess of, 300 degrees Fahrenheit without compromising their structural integrity, and they protect against the substrate-degrading effects of oxygen, ozone, UV-radiation, moisture and dry rot. They are also environmentally and user-friendly because they comprise minimal amounts of hazardous constituents.

The invention discloses an anti-dry rot hickory nursery stock grafting cultivation method. According to the method, hickory susceptible to dry rot is used as the scion, and strawberry type Hunan hickory is used as the stock. The hickory nursery stock obtained through grafting cultivation with the method is capable of resisting dry rot, the morbidity of dry rot is near zero, pesticides for resisting dry rot are not needed basically, and in this way, planting cost is reduced, economic benefits are improved, and improvement of drug resistance of pathogenic bacteria and the influence of bactericides on the environment caused by excessive application of bactericides can also be avoided.

The invention relates to an endogenous bacillus subtilis positive mutant strain, a preparation method thereof, a prepared biocontrol agent and an application of the biocontrol agent in preventing and controlling pomegranate dry rot, including (1) screening of a Bacillus subtilis wild-type strain NS04 and ultraviolet mutation and breeding of a positive mutant biocontrol strain NS04307; (2) antibacterial stability of the positive mutant strain NS04307; (3) a preparation method of the positive mutant strain NS04307 biocontrol agent; and (4) application of the positive mutant strain NS04307 in preventing and controlling plant diseases. The biocontrol agent disclosed by the invention has the characteristics of wide bactericidal spectrum, good effect, difficulty in disease drug resistance generation, safety on human, livestock and crops, environmental friendliness and the like and has a better effect on the field control of the pomegranate dry rot especially. In addition, the biocontrol agent disclosed by the invention achieves outstanding inhibition activity on the growth of 15 different pathogenic bacteria, such as Sclerotiumrolfsii, Trichotheciumroseum, Exserohilumrostratum, Fusariumoxysporum, Alternariaalternate and the like.

The invention discloses a composite bactericide comprising prochloraz. The composite bactericide comprises the following ingredients by weight: 10%-90% of component A and 90%-10% of component B, wherein the component A is prochloraz; and the component B is thioneb, pyraclostrobin or flutriafol. The composite bactericide can be prepared to be emulsion type bactericide and powder / grain type bactericide. The composite bactericide can be used to control diseases of vegetables or fruit trees, such as cucumber anthracnose, tomato anthracnose, pepper anthracnose, fruit tree dry rot, bamboo rust disease, strawberry anthracnose, grape anthracnose, and hickory dry rot.

The invention discloses pure fruit and vegetable sterilizing water aqua excluding any chemical assistant; the fruit and vegetable bactericide is prepared by applying edible fruits and vegetables as raw material extracting formula; the fruit and vegetable bactericide is prepared from plant source raw materials, by weight, 25-30 parts of garlic extracting solution, 18-22 parts of pulp onion extracting solution, 20-23 parts of orange extracting solution, 5-10 parts of pepper clean water cooking fluid, 5-10 parts of citrus extracting solution, and 3-5 parts of ground pepper clean water cooking fluid. The fruit and vegetable bactericide aims to provide a pure plant source product; the raw materials are daily edible vegetables and fruits of people, and exclude any chemical components and chemical assistants; the fruit and vegetable bactericide is able to cure leaf mold, gray mold, downy mildew, and powdery mildew for 72 hours, and heal Chinese cabbage dry rot, canker, rot and other fungus bacterial diseases for 72 hours; the prevention and treatment effects of virus are significant.

The invention provides a method for densely cultivating dwarf interstock big cherry tress in a protected area. The method comprises the following steps that 1, selecting stocks, introduced big cherry dwarf interstocks are grafted to rootstocks; 2, dwarf interstock big cherry seedlings are cultivated; 3, dwarf interstock big cherry seedlings are densely planted. By the adoption of the method, the densely cultivated dwarf interstock big cherry trees are free of root knots, dry rot and other quarantine disease and insect pests, tree forms can be formed within two years, the trees can bear fruits within two years, the dwarf interstock big cherry tress bear fruits 2-3 years earlier than dwarf big cherry trees cultivated according to an existing dense cultivation method, the fruits come into the market earlier, the yield and quality of the big cherries are improved, high economic benefits are achieved, greenhouse cultivation and potted cultivation become possible, and the big cherry trees in the protected area have a bigger development space.

The invention discloses trichoderma pleuroticola and application thereof. A strain is a trichoderma pleuroticola strain QZ-001H, and the preservation number is CGMCC No.11049. The invention further discloses a biological control preparation comprising the trichoderma pleuroticola strain QZ-001H, and a preparing method thereof. Experiments show that the trichoderma pleuroticola strain has the advantages of being high in growth speed, large in sporulation quantity, wide in action spectrum and high in stress resistance, a large number of plant roots can be colonized fast, and therefore the trichoderma pleuroticola has a good application prospect. The biological control preparation prepared from the trichoderma pleuroticola strain can prevent and control multiple soil-borne plant diseases including one or more of pepper blight, Chinese chestnut shoot blight, pomegranate dry rot and the like, and has an application prospect.

The invention provides a pesticide composition, a suspended seed coating and application thereof, and belongs to the technical field of pesticide preparations. Active ingredients of the pesticide composition comprise metalaxyl and azoxystrobin according to the mass ratio of 0.4-10: 0.5-3. The suspended seed coating contains 0.5-10% of fludioxonil, 1-15% of metalaxyl, 1-20% of azoxystrobin, 0.5-10.0% of a wetting dispersant, 0.1-10% of a film forming agent, 0.05-3.5% of a thickening agent, 1-10% of an antifreezing agent, 0.1-1% of a preservative, 0.05-0.5% of a defoamer, 1-10% of a coloring agent and the rest of water. The active ingredients of the pesticide composition and the suspended seed coating thereof have excellent inhibiting effect on pythium aphanidermatum and / or fusarium moniliforme, and can be used for preventing and controlling maize stalk rot, rice bakanae disease and damping-off, peanut seedling dry rot and root rot, cotton damping-off and blight.

The invention discloses a dry rot treatment method of hickory trees. The method includes the steps that firstly, physical and chemical improvement is carried out, wherein seabed coral powder containing trace minerals is scattered in soil for planting the hickory trees; secondly, organic microorganism improvement is carried out, wherein organic fertilizers are applied to the soil after fruits of the hickory trees are picked, in the germination stage of the hickory trees, in the fruit growth stage of the hickory trees and in the chemical maintenance stage of the hickory trees respectively; thirdly, organic fertilizer and inorganic fertilizer improvement is conducted, wherein organic and inorganic combined natural high-purity calcium-containing minerals and fermented cow dung are used for acid reduction of the soil, and a first combined fertilizer is applied; a second combined fertilizer with a high-buffering-capacity material added is applied; a third combined fertilizer inoculated with a high-quality microbial flora is applied; a fourth combined fertilizer with calcium, magnesium and silicon added is applied; a fifth combined fertilizer combining an organic fertilizer containing a humic acid material with a silicon fertilizer special for plants is applied; fourthly, underwood planting improvement is carried out, wherein plants of other species are planted under the hickory trees.

The invention provides an orchid seedling propagating method. The method comprises the following steps that seedling tempering is carried out: under the condition of the indoor natural light, a bottle cap is opened, a green root seedling is subjected to transition for two weeks and taken out, and a medium attached to the root of the seedling is washed for preparing; mycorrhization is carried out on the seedling: the taken seedling is covered and implanted in a cell pan by the medium containing with mycorrhiza fungi, in the appropriate temperature, the seedling is cultivated in a cool and ventilated place, during the cultivation, water is sprayed on the leaf part, a new root is facilitated to be grown, four weeks later, the new root is transferred into a greenhouse to be subjected to normal water and fertilizer managing, and eight months later, a mycorrhization seedling is obtained; the medium comprises, by mass, 0.5 part of peat, 0.25 part of dry rot soil and 0.25 part of red soil, and the medium is obtained by adding oak leaf three-grade bacteria with bacterium liquid. The orchid seedling propagating method has the advantages that the orchid quality can be improved, and it is guaranteed that the orchid can grow in a healthy mode.

The invention provides a comprehensive prevention and control method of dry rot of pecans. The prevention and control method comprises the following steps of soil remediation, wherein biological bacteria are added into soil, alkaline fertilizer special for the pecans is adopted for application in spring every year and then applied again in summer every year, foliage spraying is conducted as supplementation at the same time, and alkaline bio-enzyme fertilizer is applied in autumn every year after the pecans are harvested; forest management enhancement, wherein infected branches are frequently removed, and the infected trees and infected branches are removed and gathered for burning down after leaves fall in autumn or leaves grow out in spring; prevention of infection focuses, wherein medicaments are adopted for prevention and control and sprayed for treatment; medicament coating and drying, wherein each pecan trunk is coated with a medicinal protective layer in the end of March every year. By adopting the method, the dry rot of the pecans can be effectively prevented and treated, the transmission and propagation probability of pathogeny is reduced, and more benefits are brought to yield increasement of the pecans.

The invention belongs to the field of commercial crops storage, and provides volatile preservative for potato wedges, which comprises, in mass percentage, 20-80% of volatile strong oxidant, 0-0.1% of sodium dodecyl sulfate and the balance of water. The strong oxidant in the preservative can volatilize to a certain concentration in a closed space so as to achieve corrosion prevention. Compared with soaking preservatives, the volatile preservative is washing-free, labor-reducing and more convenient to use. The volatile preservative has an evident inhibitory effect to potato dry rot and soft rot. The preservative respectively reaches 0.56ug / ml and 0.24ug / ml and has 100% of relative inhibitory rate for dry rot and soft rot. Compared with pesticide type preservatives, the volatile preservative is higher in safety.

The invention discloses a compound preparation for preventing and controlling tree rot disease as well as a preparation method and application of the compound preparation. The compound preparation is prepared from the following raw medicinal materials: caulis hippophae rhamnoides, radix ampelopsis, herba chrysosplenii carnosi, cortex pyri betulaefoliae, cayratia trifolia, herba polygoni capitati, herba elatostematis laevigati, herba veronigastri caulopteri, folium callicarpae pedunculatae, herba procris wightiana, adeps marmotae, borax, margarita radix, white granulated sugar, minium, olibanum, radix angelicae dahuricae, beeswax, galla chinensis, rhizoma paridis, fructus cnidii, radix arnebiae, herba lobeliae chinensis, radix sophorae flavescentis, myrrha, squama manitis, radix trachycarpi, rhizoma atractylodis, flos sophorae immaturus, fructus mume, synergistic phosphorus and water. The compound preparation has effects of sterilizing, inhibiting bacteria, accelerating cell division, promoting tissue healing and stimulating plant growth, special effects on prevention and control of tree rot disease, dry rot, root rot, gummosis and various tree pruning wounds, a preventing and controlling rate of 99%, a curing rate of 90%, stable preventing and controlling effects, no resistance and toxic side effects, and effects much better than biocides.

The invention discloses a xinjun'an and propiconazole-containing bactericidal composition. The composition contains xinjun'an and propiconazole which serve as effective components; the weight ratio of the xinjun'an to the propiconazole is (2: 1) to (1: 30); the composition further can contain pesticidally available and acceptable auxiliary materials; the dosage form of the composition can be wettable powder, a suspending agent, missible oil, emulsion in water, water dispersible granules or microemulsion. According to the bactericidal composition disclosed by the invention, the action mechanisms of the effective components are completely different; when compounded, the effective components can act on multiple sites of pathogenic bacteria, so that synergistic interaction is realized, the bacteriocidal spectrum is expanded, the prevention effect is enhanced, the use amount of pesticides is reduced, the generation of the drug resistance is delayed, and the resistance risk is reduced. The bactericidal composition is used for preventing and treating various branch diseases on fruit trees and forests, is particularly suitable for diseases such as apple rot, apple branch ring spot, apple dry rot, cherry bleeding disease, peach tree bleeding disease, blueberry branch rot, walnut branch rot, poplar branch rot and poplar canker disease, and can be further used as a sealing agent for grafting and pruning of the fruit trees and the forests.

The invention discloses application of a shorttube lycoris flower extract in the preparation of a medicine for treating or preventing fungal diseases. A preparation method of the shorttube lycoris flower extract comprises the steps of firstly collecting perished or withered shorttube lycoris petals, cleaning with tap water, airing, crushing the cleaned and aired petals by virtue of a homogenizing machine, mixing the petals with an ethanol solution in a mass volume ratio of 1 to 10g / L-30g / L, extracting for 24-72 hours, and filtering petal impurities, so as to obtain the shorttube lycoris flower extract. The shorttube lycoris flower extract has wide broad-spectrum antagonistic effects when applied to maca root rot, potato dry rot and water lily black spot, an extraction method is simple, the cost is low, the waste is turned into wealth, and the shorttube lycoris flower extract has efficient antagonistic effects to various diseases such as the maca root rot, potato dry rot and water lily black spot; and furthermore, the shorttube lycoris flower extract has remarkable antibacterial effects and is suitable for popularization and application.

A preparation method of Impatiens nutrient fertilizer, which is composed of: rapeseed cake powder, soybean meal powder, corn leaf powder, peanut leaf powder, sweet potato leaf powder, dried chicken manure, dried duck manure, wheat straw powder, carrot leaf Powder, bone meal, peanut cake powder, sesame cake powder, pumpkin leaf powder, Chuanwu powder, Radix Banlan powder, flavescens powder, tea dry powder, coptis powder, described percentage is percentage by weight; Effectively overcomes above-mentioned due to The lack of certain nutrients in the applied fertilizers can easily lead to low output of Impatiens flower buds, withered leaves, falling off, less flowering, small and underdeveloped roots, slow growth, and more likely to cause defects such as various diseases and insect pests and withering and death.

The invention relates to the field of agricultural planting, and discloses a method for preventing and controlling dry rot of hickory nuts by fertilization. The method comprises the following steps: 1) broadcasting decay sheep excrement surrounding a hickory nut tree trunk along a crown from November to March of next year; 2) applying dolomite dust and lime to the decay sheep excrement on the portion surrounding a hickory nut tree body by an annular broadcasting method from November to March of next year; 3) after carrying out fermentation treatment on fresh hickory nut hull wastes, broadcasting the fermented fresh hickory nut hull wastes to soil surrounding the hickory nut tree body from November to March of next year, and covering the sheep excrement and the dolomite dust or the lime with the fermented fresh hickory nut hull wastes; and 4) adding water in potassium humate to dissolve the same, and furrowing a shallow ditch in the portion under the periphery of the crown of the walnuttree and applying the potassium humate solution by circulating application. After prevention and control through the method, the disease resistance of hickory nut trees can be improved, dry rot is prevented and controlled effectively, the yield and plumpness of hickory nuts can further be greatly improved, and the empty seed rate of the hickory nuts is reduced.

The invention relates to a cultivation method for resisting dry rot diseases of apples, and relates to the field of plant cultivation. The cultivation method includes the steps: (1) treating scions; (2) treating stocks; (3) performing grafting; (4) reserving some scions growing healthy green leaves after 15-30 days, and eliminating some scions with dry rot disease germs according to laboratory testing verification; (5) cutting the healthy scions in the step (4), grafting the healthy scions to shoot sections of seedling stocks again, and continuing the process twice or mote to obtain grafting body-subculture box cultivation-scion selection; (6) sticking a grafting body obtained in the step (5) into a greenhouse, and transplanting the grafting body into a land for growing field crops after survival. A novel simple, convenient, practical and efficient multiple grafting induction dry rot disease resistance method is creatively built, and plants resisting the dry rot diseases can be rapidly obtained.

A preparation method of tulip nutrient fertilizer, which is composed of: Morinda officinalis powder, Atractylodes macrocephala powder, Chuanwu powder, plantain seed powder, peanut cake powder, loofah leaf powder, dried rabbit dung, soybean straw powder, taro leaf powder, Cottonseed husk powder, plant ash powder, bone meal, milk powder, pine needle powder, licorice powder, sesame cake powder, brown sugar powder, onion powder, tea dry powder, the percentages described are percentages by weight; effectively overcome the need for segmented fertilization of tulips And multiple times of fertilization, pesticide application and low yield of tulip flower buds, less economic value, leaves withered, falling off, less flowering, small flower buds, small and underdeveloped roots, slow growth, and more likely to cause various diseases and insect pests and wither and die. .

The invention discloses bacillus subtilis JQ2.11-12 and application thereof. The bacillus subtilis JQ2.11-12 is preserved in the Guangdong Microbial Culture Collection Center on June 17 th, 2019, andthe preservation number is GDMCC No:6096. The strain is separated from distilled grains of highland barley baijiu, and it is proved through experiments that a fermentation product of the strain can effectively inhibit potato dry rot pathogens and potato viruses Y, has a potential and application prospect as a biocontrol bacterium preparation for preventing and controlling the potato dry rot and potato viruses Y.

The invention relates to a preservation method for fruits and vegetables, in particular to a biological preservation method for fruits and vegetables. The biological preservation method includes the steps: (1) harvesting, classifying and screening the fruits and the vegetables; (2) treating microorganism source volatile components; (3) treating plant source volatile essential oil; (4) treating animal source lysozyme; (5) packaging and warehousing. The preservation method takes perishable fresh agricultural products such as strawberries, potatoes, kiwi fruits and garlic as objects and takes storage problems such as gray mold, dry rot and sprouting as prevention and control targets, biological preservation technique level is achieved by the aid of a product anticorrosion preservation way and a technical anticorrosion preservation way, and edible safety of the fresh agricultural products is improved.

The invention discloses a hair growth tonic which is prepared by the following ingredients according to weight ratio: 10 to 35g of prepared fleece flower root, 8 to 32g of herba ecliptae, 7 to 25g of root of rehmannia, 10 to 25g of rehmannia glutinosa, 6 to 20g of notopterygium root, 6 to 20g of divaricate saposhnikovia root, 2 to 20g of root of herbaceous peony and 0.01 to 4g of the accessory of cantharidin. The preparation technique is as follows: the former eight medicines are picked, cracked, extracted, depressurized and recycled, filtered, added with the accessory, uniformly mixed, detected and split. The product of the invention has functions of hair growing and protecting for heads suffered from alopecia areata, pruritus, dry rot hair, hair losing, lackluster hair, and the like.

The invention discloses a molecular detection method of pomegranate dry-rot germs and a primer applied to the method, and builds a set of rapid, efficient, stable and reliable molecular detection method for detecting the pomegranate dry-rot germs. The method disclosed by the invention is accurate, rapid, simple and easy to operate, can be used for identifying pathogens during the initial infection stage of a disease, can be applied to field investigation and detection of plant products and has an important significance for controlling large-area outbreak and cross-regional transmission of a pomegranate dry rot disease; meanwhile, the construction of the system also provides technical guidance and theoretical support for detection of other pathogens.

The invention relates to a botanical bactericide for preventing and treating potato dry rot and a preparation method thereof. The botanical bactericide solves the problem that the existing chemical bactericide causes the pathogen resistance to bactericides and environmental pollution after long-term use. The botanical bactericide is a solution of dryocrassine ABBA extracted from Dryopteris crassirhizoma Nakai and has a concentration of 0.1 to 2.0 mg / mL. The botanical bactericide is non-toxic, has no pollution, has high antibacterial activity and can produce strong inhibition effects on growth of potato dry rot main pathogens such as Fusarium culmorum, Fusarium oxysporum, Fusarium sambucinum and Fusarium solani var.coeruleum (Sacc.) Booth, can effectively inhibit the radial growth of hyphae and can significantly reduce a hypha growth rate. The botanical bactericide for treating potato tubers can improve the resistance of tubers to dry rot, can inhibit the fusarium infection of tubers, and does not cause damage to tubers.

The invention discloses a veratrine plant source compound bactericide and application thereof. The veratrine plant source compound bactericide is prepared from the following raw materials in percentage by weight: 0.1 to 10 percent of veratrine, 1 to 20 percent of a willow bark extract and the balance of auxiliaries, wherein the veratrine is a total veratrine-containing pure product, a mixture or a veratrum plant extract. The veratrine plant source compound bactericide is microemulsion, water aqua or wettable powder. The bactericide disclosed by the invention does not contain any chemical pesticidal components, easily degrades in an environment, and is safe to human, livestock and the environment; pathogenic bacteria cannot resist the veratrine plant source compound bactericide; meanwhile, the veratrine plant source compound bactericide has the advantages of high stability, high efficiency and low cost. The bactericide can be used for preventing and treating one or more of diseases of crops, such as brown rot, gray mold, soft rot, pear scab, bacterial shot hole, downy mildew, phytophthora root rot, powdery mildew, late blight and dry rot, and also used for preventing and treating other plant diseases.

The invention discloses an F. oxysporum TOR gene RNAi vector. A plant expression vector pEarleyGate 303 serves as a skeleton vector, and the sequence shown as Seq ID No:3 is inserted at a recombination site. The invention further discloses a microbial transformant containing the RNAi vector, further discloses application of the RNAi vector to prevention and treatment of potato dry rot and fusariumwilt, and further discloses a method for combined prevention and treatment of potato dry rot and fusarium wilt. The method comprises the steps that the RNAi vector is transferred into potatoes to obtain transgenic potatoes, and the transgenic potatoes are treated through salicylic acid for prevention and treatment of dry rot and fusarium wilt. The F. oxysporum RNAi interference vector is successfully constructed, through combined use of a plant hormone, namely the salicylic acid, and an FoTOR12-RNAi transgene, the pathogenicity of F. oxysporum can be reduced very significantly, and the effective method is provided for prevention and treatment of plant fusarium wilt and dry rot caused by the F. oxysporum.