68results about How to "Improve insecticidal ability" patented technology

The invention discloses a pymetrozine-resistant isaria javanica IJNL-N8 strain and application thereof. The strain is preserved in CCTCC (China Center For Type Culture Collection) on November 22, 2017, and the collection number is CCTCC NO:M 2017709. According to the invention, the isaria javanica IJNL-N8 strain with high pathogenicity to rice planthopper is obtained by screening, and by virtue oflong-term infection biology and indoor biological assay, results show that the strain has a very high insecticidal effect on rice planthopper. The isaria javanica IJNL-N8 strain is a biological control fungus, serves as a living biological insecticide, has bran-new action mechanisms different from existing chemical insecticides, does not pollute the environment, has no residue, can solve the problems of drug resistance and pesticide residue in prevention and treatment processes of rice planthopper, meets the requirements for production of organic food, and has excellent application potentialin biological prevention and treatment of rice pests.

The invention relates to the field of agriculture technology, and concretely relates to an organic foliar fertilizer for improving quality of Canna edulis. The foliar fertilizer is prepared by the following raw materials in percentages by weight: 1-3% of selenium rich yeast, 1-3% of Lactobacillus acidophilus, 1-3% of Bacillus megaterium, 1-3% of thermophilic Bacillus, 5-10% of an extract product of sweet osmanthus, 5-9% of an extract product of peas, 5-10% of extract of pyrethrum, 3-8% of an extract of potato peels, 5-10% of an extract of leeks, 5-10% of an extract product of Kiwi berries, 3-8% of an extract product of blueberries, 5-8% of chicken hearts, 8-15% of polysaccharide selenate, 5-15% of an extract of Artemisia capillaries, 8-12% of nutgrass flatsedge, and 7-12% of selenium rich garlics. The foliar fertilizer has better absorption effects and capability for resisting diseases and insects, spraying of the foliar fertilizer can be used for improving proportions of various element contents in Canna edulis and improving economic value of Canna edulis, and the purpose for increasing income is realized.

The invention relates to the technical field of microbes, and concretely relates to a new plant endophytic fungus and its application in the preparation of brefeldin A (BFA). The plant endophytic fungus is Eupenicillium brefeldianum F4a, and is preserved in China Center for Type Culture Collection on Dec. 18, 2012 with the preservation number of CCTCC M2012531. The Eupenicillium brefeldianum F4a can generate high content BFA, and the highest fermentation output reaches 1.9g / L. The invention also provides a method for preparing the highly pure BFA through HP20 solid phase extraction and rapid silica gel column chromatography or a pure crystallization technology. The method has the advantages of low production cost, great reduction of treatment and pollution of organic matters, and good industrial prospect. The BFA prepared in the invention has antifungal and insecticidal activity, and is an ideal veterinary or agricultural candidate drug.

The invention discloses a processing method for improving the hardness of a cedar craft. The method comprises the following steps of (1) activating treatment, wherein a cedar product is immersed in a hormone solution and a plant alkaloid solution respectively to be subjected to immersion treatment; (2) antibacterial immersion, wherein the activated product is immersed in a sterilization solution to be subjected to vacuum steaming; (3) ionization treatment, wherein on-load voltages of 120-130 V and 150-156 V are used for ionization respectively, and two cycles of ionization treatment are carried out in the conditions of 92-97 DEG C and 115-120 DEG C; (4) magnetizing curing, wherein the ionized product is immersed in an alkaloid solution to be subjected to magnetizing treatment at the frequencies of 1-2 MPa and 3-4 MPa respectively; (5) drying, wherein the product is dried to the water content of 6-8% at 60-65 DEG C. According to the cedar craft processed by the method, the Rockwell hardness is improved by 116 HR, the tensile strength is improved by 29 MPa, the absorptive performance is reduced by 13.8%, and the flame retardance is improved by 25 S.

The invention relates to an agaricus bisporus brick-concrete mushroom house with a ventilating system and a cultivation control technology for the agaricus bisporus brick-concrete mushroom house. The agaricus bisporus brick-concrete mushroom house comprises a brick-concrete type grassy edible mushroom house, wherein the mushroom house comprises a wall with ventilating windows, and a roof with heat preservation sealing property; the semi-automatic circulating ventilating system capable of improving the ventilating environment in the mushroom house is also arranged in the mushroom house; the roof comprises a plastic thin film, an oil felt, a sponge composite heat preservation light reflection film and tiles which are arranged along the direction from inside to outside. Under the condition that a mushroom farmer does not need to greatly change and transform the mushroom house and the cultivation technology, the heat preservation performance and the ventilating balance property of the mushroom house are improved, and the pest damage is lowered; due to regular control of a relay, supplementation and circulating control on outdoor air of the mushroom house are realized; therefore the labor is saved, the ventilating condition is improved, and the aims of increasing the yield, achieving high quality and increasing the income are fulfilled.

The invention discloses an insecticide composition as well as a preparation method and application of the insecticide composition. The insecticide composition comprises active components, namely isaria fumosorosea and rotenone, wherein the mass percentage of isaria fumosorosea to rotenone in the insecticide composition is 2%-80%; and the mass ratio of isaria fumosorosea to rotenone is (0.1-70) to 1. The active components of the insecticide composition are compounded by adopting isaria fumosorosea and rotenone, so that the stability and validity period of the isaria fumosorosea are effectively increased, the spore survival rate is increased, the validity period is long, the insecticidal efficiency is high, the control efficiency reaches over 80%, and meanwhile, the insecticide composition is safe to environment, people and livestock, does not pollute the environment, and is beneficial to ecological balance.

The invention discloses an imidacloprid and high efficiency cyhalothrin insecticidal composition, which comprises the following raw materials by weight: 6.5-9.5% of imidacloprid, 1.5-3.5% of high efficiency cyhalothrin, 6-8% of sodium lignosulfonate, 1-3% of butyl naphthalene sulfonate, 3-6% of epoxidized soybean oil, 9-13% of film-forming agent and the balance of kaolin. The insecticidal composition combines two insecticidal active substances to generate good synergy effect and solve the disadvantage of low drug effect of single component while killing insects.

The present invention discloses a kind of biological pesticide extracted from tea oil. The biological pesticide consists of water 22-27 wt%, solid potassium hydroxide 6-11 wt%, isopropanol 27-32 wt% and oleic acid 36-41 wt%. The biological pesticide is environment friendly, and has high pesticidal efficiency, long acting and simple preparation process and application process and use safety.

The present invention relates to a vacuum cleaner which performs sterilization (bacteria and insect killing) for cleaned object (bedclothing, carpet, curtain, clothes, sofa, mattress, etc.) , and particularly to the vacuum cleaner in which a sterilization assembly is configured in front of a hitting assembly.

The invention discloses a pollution-free strawberry fertilizer which is composed of the following components in parts by mass: 80-85 parts of rabbit / cattle mixed fecaluria, 5-10 parts of wheat straw powder, 3-5 parts of dry spent grain, 3-6 parts of tangerine peel, 2-3 parts of strain, 160-170 parts of rice washing water and 2-5 parts of pesticide. By adopting the modern technology and biotechnology, the pollution-free strawberry fertilizer is prepared from the rabbit / cattle mixed fecaluria, wheat straw powder, dry spent grain, tangerine peel, strain and rice washing water used as raw materials which are proportioned scientifically. The produced fertilizer contains rich nitrogen, phosphorus, potassium and many other minor elements required by strawberry growth, and is matched with the pure traditional Chinese medicine pesticide. 60-70kg of the pollution-free strawberry fertilizer is applied to every mou of land; the application mode is mainly furrow application, hole application or any other centralized application mode; and soil is covered after application. The pollution-free strawberry fertilizer can promote the balanced strawberry plants, enable the strawberry plants to comprehensively absorb minor elements and promote the growth of strawberry plants and the development of the root system. The pollution-free strawberry fertilizer can implement pest killing, sterilization and disinfection, can prevent diseases and pests, and has the advantages of no-pollution and low cost. The strawberries have the advantages of bright color, full fruit, favorable mouthfeel, storage and transportation resistance and high disease-resistance.

The invention discloses a plant and microorganism compound pesticide. The pesticide is characterized in that the pesticide comprises the following raw materials in parts by weight: 20-30 parts of aconite main roots, 20-30 parts of Cynanchum komarovii, 10-15 parts of Pogostemon cablin, 10-15 parts of Artemisia annua, 8-12 parts of tuber fleece-flower roots, 4-8 parts of powder of Bacillus thuringiensis, 2-4 parts of Metarhizium powder, 70-80 parts of a carrier, 5-12 parts of a wetting agent, and 2-5 parts of a dispersant. The materials of the pesticide comprise plant raw materials and microorganism raw materials which are compounded for usage, and the pesticide has the advantages of complementary advantages, wide insecticidal spectrum, substantial insecticidal effects without residuals and pesticide resistance, and green and environmental protection.

The invention discloses a prevention and control method of long-horned beetles for macadamia. Aiming at tree trunks attacked by long-horned beetle larvae, adopted are procedures of applying microbialbacterial manure to attacked fruit trees, pruning attacked branches, finding latest bored holes from the attacked parts of the trees and applying insecticide, conducting stem spraying from the trunk root parts to fork parts of the fruit trees, using absorbent cotton balls to block holes of the long-horned beetles, covering the parts, subjected to stem spraying, of the tree trunks with straw ropes,spraying pest-killing and bacteria-killing agent liquid to the tree trunks and root parts of the whole fruit trees, timely removing the attacked trees and dead branches, and meanwhile using phagostimulant to trap the long-horned beetle adults. Comprehensive prevention and control are conducted by combining physical prevention and control with chemical prevention and control, so that the attackingrate of the long-horned beetles is lowered to 0.2% or below, the yield of nuts is obviously increased, and good economic benefit is obtained.

The invention provides a pesticide mixture and its preparation method, the pesticide mixture is composed of an active component and an auxiliary material, the active component is avermectin and chlorfenaypr, the weight ratio of avermectin to chlorfenaypr is 1:1-19. The pesticide mixture has combined action on insects from numerous aspects, achieves the purpose of effectively preventing and controlling the insects, simultaneously reduces the usage dosage of the pesticide mixture in fields, saves the economical cost, reduces the environmental pollution of the pesticide mixture and reduces the resistance risk of the insects.

The invention discloses a tea saponin compound as well as a preparation method and application thereof. The structural general formula of the tea saponin compound is shown in the specification; the tea saponin compound and a plurality of monomers thereof are proved to have insecticidal performance; new application of camellia vegetable oil tea is developed, the tea saponin compound has a strong insecticidal effect on tea geometrid larvae, the structure of the outer epidermis and even the inner skeleton of the tea geometrid larvae can be destroyed through the contact action, and intestinal cells of the tea geometrid eating tea saponin are also greatly destroyed. Through two different action mechanisms, the tea saponin compound can effectively prevent pests, and as an insecticidal compound from a natural plant source, the tea saponin compound has huge potential of becoming a green pesticide.

The invention provides a nano-emulsion insecticide including: 1-2 parts of cyhalothrin, 0.1-0.6 parts of spinosad, 0.2-0.9 parts of sophocarpidine, 11-21 parts of a nano titanium dioxide, 200-310 parts of soya bean oil, 52-71 parts of yolk lecithin, 11-17 parts of n-butyl alcohol, 0.2-0.6 parts of Tween, 10-11 parts of abamectin and 5-15 parts of griseofulvin. Compared with the prior art, the nano-emulsion insecticide is low in cost and simple in processes, has excellent insecticidal effect even under very low dosage, has long lasting time and has low damage on ecological system.

The present invention discloses a method for preparing a compond insecticide. The method comprises the steps of: at the room temperature, separately weighing tobacco rhizome extract and xiaochongthion in a mass ratio of (0.2-5): 1 and adding the two into weighing bottles, and preparing a mixture of tobacco rhizome extract and xiaochongthion; then adding ethanol to 80-200 mL to prepare a mixed solution system of the tobacco rhizome extract and xiaochongthion, wherein the content of the mixture is (3-7.2) g / 100mL in the mixed solution system; and sufficiently stirring the mixed solution system and leaving the system to stand to obtain the product. The method for preparing the compound insecticide has the advantages that by compounding the plant pesticide tobacco rhizome extract extract which is green, low in toxicity and hard to generate biological resistance with a conventional chemical pesticide xiaochongthion which is strong in insecticidal capacity and by using synergistic effect of both, purposes that the compound insecticide is low in toxicity and environmental-friendly, strong in insecticidal capability, low in decomposition rate of active components and hard to generate biological resistance are achieved.

The invention relates to the technical field of pesticides, and in particular relates to an insecticide for aquaculture animals. The insecticide for aquaculture animals is prepared from the following components in parts by weight: 28-32 parts of betel nuts, 17-23 parts of radix sophorae flavescentis, 26-34 parts of fructus meliae azedarach, 9-11 parts of radix et rhizoma rhei, 4-6 parts of cortex cinnamomi, 2-4 parts of stone-like omphalia, 0.5-1.5 parts of rhizome of multileaf paris, 0.2-0.8 part of borneol, and 0.3-0.7 part of camphor. The insecticide for the aquaculture animals has the advantages of high efficiency, broad spectrum, no drug resistance, low residue, safety and environment friendliness.

The invention relates to an insect killing composition which comprises the following two active components: chlorpyrifos and fipronil. The insect killing composition has low toxicity and high efficiency and has excellent insect killing activity on peanut grubs; when the use quantity is reduced, generation of drug resistance is delayed and the lasting period is prolonged; and the insect killing composition is environmental-friendly, is safe for peanuts and can promote seeds to sprout.

The invention discloses a botanical pesticide. The botanical pesticide is prepared from, by weight, 40-50 parts of common threewingnut roots, 40-50 parts of common crapemyrtle flowers, 20-30 parts of star anise, 20-30 parts of herba portulacae, 1-5 parts of an emulsifying agent, 6-10 parts of a solvent and 80-100 parts of water. According to the botanical pesticide, all the raw materials achieve a synergistic effect and complement one another with advantages, a significant effect is achieved on pests such as cotton bollworm, aphids, cabbage worms, plutella xylostella and helicoverpa assulta, no pesticide resistance or residue or pollution is generated, the preparation method is simple, the cost is low, and use is convenient.

The invention relates to the field of microbes and novel drugs and pesticides, and concretely relates to a marine Actinoalloteichus sp. and an application thereof. The Actinoalloteichus sp. is Actinoalloteichus sp.SHA6, and is preserved in China Center for Type Culture Collection on Feb. 20, 2014 with the preservation number of CCTCC M2014041. Maclafungin compounds generated by the Actinoalloteichus sp. are represented by formula (I). The maclafungin compounds represented by formula (I) have substantial antifungal and insecticidal effects, and can be used as ideal antibiotic and insecticidal candidate compounds. The compounds can be produced through microbial fermentation, a preparation method of the compounds is simple and efficient, and the compounds are highly pure. The Actinoalloteichus sp. and the compounds have good application prospects. In the formula I, R1 is H or CH3; and R2 is H or CH3.

The invention discloses a fertilizer special for bletilla tissue culture seedling domestication for preventing and controlling underground insect attack, a preparation method and an application thereof. The special fertilizer is prepared from the following raw materials in parts by weight: 10-20 parts of radix sophorae flavescentis, 20-30 parts of chinaberry seeds, 5-10 parts of potassium humate, 15-20 parts of oil tea cake, 1-5 parts of plant growth regulator, 80-120 parts of sheep manure, 100-150 parts of silkworm excrement and 5-10 parts of biological fermentation bacteria. According to the invention, the plant source insecticide material with high anti-insect capacity is added into the organic matter and growth promoter, including sheep manure, silkworm excrement and plant growth regulator, so that the quick growth of bletilla tissue culture seedling can be promoted, the domestication time is shortened and the underground insect attack can be effectively prevented and controlled in the bletilla tissue culture seedling domestication process; the base fertilizer is mixed and used with the plant source insecticide component, so that the dual effect of fertilizer and drug is achieved; the raw material source is wide, the preparation cost is low and the preparation method is simple; and after the fertilizer is applied to the bletilla tissue culture seedling domestication, the seedling percent of the bletilla tissue culture seedling domestication is greatly increased and the insect attack phenomenon caused by the bletilla rhizomes gnawed by the underground insects is basically eliminated.

The invention relates to the technical field of fruit tree planting, in particular to a high-yield planting method for ginkgo. The method comprises the steps that land selection, ploughing, drying inthe sun and disinfecting are performed at first, then, saplings are transplanted, male trees are configured according to 5-7% of the total number of the saplings, the pollination rate is increased, then, a trap comprising an attractant is fixed to a trunk, meanwhile, scleroderma guani is released, and injurious insects are trapped and killed, wherein the attractant is prepared from a pepper extracting solution, a neroli extracting solution, a needle juniper cone extraction solution, a tea extracting solution, turpentine, cypermethrin and ethyl alcohol; finally, according to the fruit tree growth condition, daily management is performed. According to the high-yield planting method for ginkgo, plant diseases and insect pests are remarkably reduced, the annual bearing yield of each plant is remarkably increased, the pesticide usage rate is increased, the fruit pesticide residues are reduced, so that the fruit quality and taste are improved, and the method is safe and free of pollution.

The invention discloses a biological insecticide for preventing and treating lepidoptera pests. The biological insecticide is characterized by comprising, by weight, 20-30 parts of castor-oil plants, 20-30 parts of Russian knapweed, 10-15 parts of cablin patchouli herbs, 10-15 parts of artemisia annua, 10-15 parts of neem seeds, 4-8 parts of bacillus thuringiensis powder, 2-4 parts of green muscardine fungus powder, 70-80 parts of carriers, 5-12 parts of wetting agents and 2-5 parts of dispersing agents. The biological insecticide has the advantages that the plant raw materials and microbial raw materials of the insecticide are compounded in use to achieve complementary advantages, and the insecticide is wide in insecticidal spectrum, remarkable in insecticidal effect, free from residues and chemical resistance, green and environmentally friendly.

The invention discloses a tree whitening agent and a preparation method thereof. The tree whitening agent is prepared from the following raw materials and components: water, quicklime, a biological adhesive, mikania micrantha, celastrus orbiculatus, flos caryophylli, 50-80% alcohol, coal-ash modified resin and an emulsifying agent. The preparation method comprises the following steps of: adding alcohol-extracted solution of the mikania micrantha, the celastrus orbiculatus and the flos caryophylli into the coal-ash modified resin, heating, centrifugally oscillating after heating is finished, and taking supernatant for standby use; adding the quicklime into water, stirring, and adding the emulsifying agent to form lime milk; adding the supernatant and the biological adhesive, and after stirring, preparing the tree whitening agent. The tree whitening agent prepared by the invention is good in adhesion property, can be well adhered to the trunk skin, is long in use ageing and excellent ininsect-damage prevention and anti-frostbite property, simultaneously also has a certain reflecting action and can improve the safety of pedestrians and vehicles at night.

The invention discloses a method for preventing and controlling pest damage of granulated sugar oranges. The method comprises the following steps of 1, transforming the orangery of the granulated sugar oranges; 2, cultivating Chenopodium ambrosioides; 3, preparing a Chenopodium ambrosioides pesticide; 4, spraying the Chenopodium ambrosioides pesticide. By interplanting a large amount of Chenopodium ambrosioides in the orangery of the granulated sugar oranges, the method can prevent the pest damage of the granulated sugar oranges and improve the economic benefits of the orangery of the granulated sugar oranges according to the integrality of the farmland ecosystem. The used homemade Chenopodium ambrosioides pesticide uses the Chenopodium ambrosioides interplanted in the orangery as the mainraw material, has simple production method and strong insecticidal ability, can effectively control spider mites, rust ticks, whiteflies and other pests of the granulated sugar oranges, and is greenand environmentally friendly, the use amount of chemical pesticide is reduced, pesticide residues on the granulated sugar oranges are greatly reduced and the ecological environment is protected.

The invention discloses a natural botanical pesticide prepared from euphorbia pekinensis, gelsemium elegans, lightyellow sophora root, common threewingnut root, tobacco, sessile stemona root, fistular onion juice, arisaema bockii engler, monkshood, cortex meliae and semen momordicae. According to the natural botanical pesticide, the monarch, minister, assistant and guide theory in traditional Chinese medicine is adopted, natural Chinese herbal medicines are adopted for reasonable compatibility, and all the components have a synergistic effect, so that the natural botanical pesticide has the effects of powerfully destroying digestive systems and metabolic functions of pests, destroying vagus nerves of the pests and inhibiting respiratory systems, and can kill all soft mouth-eating pests and piercing-sucking pests; and the natural botanical pesticide is high in pesticide efficacy, stable in pesticide effect, long in pesticide effect time (not less than 14 days), easy to degrade, free of environmental pollution, free of peculiar smell, free of residues, free of pollution, green, safe and environmentally friendly.

The invention relates to prochilodus scrofa mixed feed, and further relates to a preparation method of the prochilodus scrofa mixed feed. The prochilodus scrofa mixed feed provided by the invention is prepared from the following components in parts by mass: 21 to 29 parts of fish meal, 5 to 15 parts of vegetable cake, 4 to 15 parts of sweet potato flour, 5 to 14 parts of fructus quisqualis, 6 to 17 parts of pumpkin seed, 3 to 11 parts of Chinese torreya seed, 5 to 16 parts of semen raphani, 5 to 14 parts of fructus lycii, 3 to 10 parts of ferula asafoetida, 4 to 15 parts of sweet potato leaves, 3 to 15 parts of elm seeds, 3 to 10 parts of medicated leaven, 5 to 14 parts of folium perillae, 3 to 9 parts of fish oil, 1 to 4 parts of olive oil and 1 to 4 parts of compound vitamin, after the prochilodus scrofa mixed feed is fed, the prochilodus scrofa mixed feed coefficient is low, the crude protein content of the muscle of prochilodus scrofa is high, the crude fat content is low and the flavor amino acid content is high.