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

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 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 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 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 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 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.