225 results about "Leafy" patented technology

The present invention discloses an active biological drug fertilizer, which is characterized in that: the present invention is prepared with the fermenting process by photosynthetic bacteria, yellow corrupted acid and the extraction from Azadirachtin, Langdu Root and kusnezoff monkshood. The present invention is with an especial function for killing insect and preventing disease as well as accelerating the growth for the plant, protecting flower and fruit, enhancing the output and improving the integrative performance for the product quality and so on. The present invention is adaptable to the crops including rice, wheat, cotton, cole, bean, earthpea, corn, bast fibre plants, watermelon, fruit tree, vegetable, tobacco leaf, tea leaf, medicinal materials, flower, and pasture and seeding wood and so on. Besides, the present invention has also the function for accelerating the output for the pecan. The prevention and cure objects include: lepidopterans, orthopteran, Diptera, Coleoptera, ring vein, Hymenoptera and acarid and so on. The present invention has the much higher sensitivity to the following pests including: prodenia litura, asparagus caterpillar, cabbage butterfly, tea geometrid, tea smaller green leaf hopper, pecan peachblossom maggot and locust and so on.

The invention discloses a trap method for Empoasca vitis Gothe imago,nympha and spiny white fly imago, comprising the steps: 1)separating and authenticating 9 volatile matter from sturdy tea twig using adsorption method 2) determining three volatile ingredient with allure activity using biological determination method 3)respectively preparing three active ingredient, concentration 0.01-20mu g / ml, mixing according to 1:0.2-1.5:0.1-1, preparing attractant, 4)determining three colors with alluring effect to Empoasca vitis Gothe and spiny white fly from ten colors in the tea garden allure experiment, three colors being parrot green, bud green and jasmine yellow 5) combining attractant with bud green and jasmine yellow, making trapper for Empoasca vitis Gothe and spiny white fly The advantage of the invention : 1)no pollution, adapting to organic tea and nuisance free tea production, 2) low cost.

The present invention relates to a compound pesticide with good effect for killing tea scale louse, green leafhopper, mites and aphis, etc. Said compound pesticide is made up by using organic solvent extracts of hot pepper, chinaberry root bark and willow-leaved smartweed through a certain preparation process. Besides, said invention also provides the concrete steps of said preparation process.

The invention provides an insecticidal suspending agent containing dinotefuran. The suspending agent is characterized by being prepared from the following components in mass percentage: 1-30% of the dinotefuran, 0.1-35% of a second active component, 3-9% of a wet dispersant, 0.1-0.5% of a de-foaming agent, 1-6% of an anti-freezing agent, 0.1-4% of a thickening agent, 0.1-0.5% of a preservative, 0-2% of a pH (Potential of Hydrogen) adjusting agent, 0-2% of an antioxidant, 0.5-5% of a functional auxiliary agent and the balancing being water, wherein the second active component is one of bifenthrin, imidacloprid, methylamino abamectin benzoate, cyhalothrin, thiamethoxam, indoxacarb, chlorfenapyr, acetamiprid and ethiprole. According to the insecticidal suspending agent, special components are selected and the content of each component is strictly limited; and the prepared insecticidal suspending agent has the very good fast-acting property and lasting period and has the very good prevention effect on tea lesser leafhopper, aleyrodid, thrips, aphids and the like. After the functional auxiliary agent is added, the insecticidal efficacy is improved by 10-12% when being compared with a medicament which is not added with the functional auxiliary agent.

The present invention relates to a reaping apparatus and a reaping method for continuously reaping whole plants of green vegetables. The reaping apparatus comprises a machine frame, a crop divider, a ripper, a clamping, pulling and reversing apparatus, a root cutting apparatus, a transport apparatus, a lifting apparatus, and a walking apparatus. The crop divider is used for dividing and lifting green vegetables in a harvest area; the ripper is used for ripping a soil at roots of the green vegetables that are gathered together by the crop divider; the clamping, pulling and reversing apparatus is used for clamping and pulling the green vegetables that are gathered together, and reversing the green vegetables during a clamping and conveying process; the root cutting apparatus is used for stably and regularly cutting roots of the green vegetables during a clamping and delivering process; the transport apparatus is used for transporting the green vegetables that are pulled out; the lifting apparatus is used for supporting the clamping, pulling and reversing apparatus, and adjusting a height of the clamping, pulling and reversing apparatus from the ground; and the walking apparatus is used for driving the machine frame to walk in the harvest area. According to the reaping apparatus and reaping method provided by the present invention, a pulling method with flexible belts parallel processing is adopted to continuously reap the whole plants of green vegetables; a flexible material is adopted to avoid damage to stems or leaves; and adaptability to vegetable harvest is good.

A feed delivery system for a dairy farm wherein a third-party supplier of the system can provide the dairy farm with lists of approved hybrids for the feed components, necessary information inputs for practicing the feed method, and all or a portion of its component needs for the feed ration corresponding to a feed ration that contains: at least one primary forge source selected from the group consisting of brown midrib corn silage, dual-purpose corn silage, leafy corn silage, and grass silage; a secondary forage source selected from the group consisting of dual-purpose corn silage, alfalfa haylage, alfalfa dry hay, grass silage, and alfalfa / grass mix; a corn grain of floury and / or vitreous endosperm starch grain into which normal dent corn or mutt corn may be blended in order to achieve a predetermined level of in vitro starch digestibility; such grain component being further processed to produce a specific particle size of the blended starch. The feed delivery system can also provide the dairy farm with real-time characterizations of at least some of its feed ingredients, and re-penning strategies for maximizing the milk productivity of the cows.

The invention discloses a cyantraniliprole containing insecticidal composition, which is an insecticidal composition containing active ingredients A and B, wherein the active ingredient A is cyantraniliprole, the active ingredient B is any one of the following pesticides: imidacloprid, acetamiprid, nitenpyram, thiamethoxam, thiacloprid, clothianidin and dinotefuran, and the weight ratio of the active ingredients A and B is 1:60-60:1. The composition disclosed by the invention can control various insects, has an obvious synergistic effect, expands the insecticidal spectrum, and has high activities to piercing-sucking pests such as plant hoppers, aphid, tea lesser leafhopper and aleyrodid, and lepidoptera pests such as plutella xylostella and asparagus caterpillar; the application amount of pesticides is reduced, the residues of pesticides on crops are reduced, and the environment pollution is reduced; and the composition is safe to people and livestock and good in environmental compatibility, and pests are unlikely to produce pesticide resistance.

The invention relates to an unmanned aerial vehicle with a colorized rice insect pest image recognition instrument and for killing rice leaf folders and belongs to the new technical field of agricultural aviation plant protection. Images of lobe bracts and white leaves turned from green leaves caused by the rice leaf folders sensed by vidicons and cameras in a photoelectric pod below the intelligent unmanned aerial vehicle for killing the rice leaf folders are input to a colorized rice insect pest image storage system to achieve storage, and then input to the colorized rice insect pest image recognition instrument to be compared with the stored rice leaf folder insect pest standard images to recognize hazard situations of the rice leaf folders. The harmful information of the rice leaf folders is input to a computer spray insect pest killing command information system. Spray insect pest killing commands are input to a front pressure pump and a rear pressure pump respectively through spray insect pest killing command information antennas to control the pressure applied on insect pest killing biological pesticide liquid or insect pest killing chemical pesticide liquid to enable the insect pest killing biological pesticide liquid to be sprayed to the rice fields through sprayers below the front half part of the vehicle body or the insect pest killing chemical pesticide liquid to be sprayed to the rice fields through pesticide liquid spraying tubes under a right wing and a left wing to kill the rice leaf folders.

The invention relates to a high-yield cultivation method for winter wheat in the Huanghuaihai region. The high-yield cultivation method comprises the following five main steps: (1) performing soil preparation and sowing; (2) managing before winter; (3) managing in spring; (4) managing in middle and later stages; and (5) harvesting. According to the technical mode of selecting a winter variety, returning straw to the field, applying fertilizers, performing deep loosening and deep digging, performing rotary tillage and soil preparation, performing broad accurate sowing, mechanically pressing, watering in winter, backwards shifting nitrogen fertilizers, spraying once to prevent pests and diseases, dry and hot wind and lodging, and mechanically harvesting, the high-quality wheat variety which is high in yield, stable in yield and strong in lodging resistance is selected, the soil fertility is raised, seeds are sowed at proper time, the proper pre-winter management is performed, the survival rate of the wheat seedlings is increased, and the uneven growth is prevented; organic fertilizers and inorganic fertilizers are reasonably combined, the technology of backwards shifting the nitrogen fertilizers and applying potassium in stages is applied, the nutrient needs of the wheat at different stages are sufficiently guaranteed, a reasonable group structure is established, the spikelet floret degeneration is reduced, the kernels per spike are increased, the functional period of green leaves is prolonged, the grain filling is promoted, the thousand seed weight is increased and the high-yield breakthrough is realized.

A method for improving cuttage rooting and survival rate of shrub woody plant with ultrasonic treatment aims at realizing simple operation and capability of treating large quantity of cuttage. The method of the invention comprises: clipping strong 1 to 2-year-old branches of woody plant without disease and insect pest, and bundling up the clipped branches; placing the clipped branch bundle into ABT solution, and dipping with a treatment method of dipping root; treating the clipped branches with a ultrasonic wave generating unit, wherein the ultrasonic intensity is 200W to 400W, and the treating time is 30s to 60s; timely watering and weeding after cutting; preparing a seedbed, and laying base material and garden soil which are mixed on the bottom of the seedbed, wherein the weight percent of the base material and the garden soil is 50 percent; sterilizing the base material with 500 times solution diluted by 30 percent of carbendazim; watering the seedbed thoroughly; cutting after 2 to 3h when the treatment of the base material is completed; and sticking the treated branches in the prepared seedbed.

The invention provides a pesticide for killing piercing-sucking type insects. The pesticide comprises dinotefuran with the mass percentage of 1%-80%, and a pesticide-acceptable addition agent combination, or comprises an effective component A and an effective component B with the mass ratio in a range from 80:1 to 1:80, and a pesticide-acceptable addition agent combination, wherein the effective component A is dinotefuran, and the effective component B is one of indoxacarb, chlorfenapyr and pymetrozine. The invention further provides a method for preparing the pesticide into soluble liquid, wettable powder, a water dispersible granule product and a suspension agent product. According to the pesticide disclosed by the invention, the dinotefuran is mainly applied to internal suction and penetration of insects, the lasting period is long and the generation of drug resistance can be retarded; the pesticide has an excellent effect for preventing and treating insects; meanwhile, the pollution to the environment is alleviated and an insecticidal spectrum can be expanded. The pesticide disclosed by the invention has excellent effects on prevention and treatment of various piercing-sucking type insects including thrips, plant hoppers, leafhoppers, aleyrodid, aphids, scale insects, tea lesser leafhoppers and the like.

A Chinese herbal medicine complex vegetative pesticide is made by mixing Chinese herbal medicine extracting solution, stabilizer, penetrant, solubility promoter, and emulsifier, wherein the Chinese herbal medicine extracting solution is made by ethanol solution extraction of kuhseng, hellebore, lucid asparagus, wild aconite root, pinellia tuber, aztec tobacco, and etc. The medicine effect and control effect of the product can be improved according to the synergetic effect among medicines by reasonably mixing a plurality of Chinese herbal medicines such as kuhseng, hellebore, and etc. The medicine has short action time and long lasting period, and is not easy to generate resistance, which can be used for prevention and control of plant louse, cabbage worm, tea caterpillar, and etc on vegetables, fruit trees, tea leaf, tobacco leaf, and crop and cotton.

The invention provides a multiple RT-PCR detection method, which can simultaneously detect whether leaves, twigs, flowers or fruits of an apple tree bring three latent viruses namely apple chlorotic leaf spot virus, apple stem grooving virus, and apple stem pitting virus, and three apple scar skin viroids namely apple scar skin viroid, apple dimple fruit viroid, and apple fruit crinkle viroid or not. The detection method has the advantages of clear detection result, convenient operation, rapid reaction, and high sensitivity, and overcomes the shortages of time consuming, tedious steps, difficulty in distinguishing the stripes, and low sensitivity in the prior art. The invention provides a rapid detection method, which is easy for promotion and application, for detecting apple viruses.

The present invention provides a process for an industrial scale extraction and purification of xanthophylls (e.g., lutein and zeaxanthin) from plant material (e.g., alfalfa or other leafy green crops having high levels of chlorophyll). The process involves harvesting lutein rich alfalfa, extracting an oleoresin from the alfalfa leaves, saponifying the oleoresin, extracting and extracting lutein using a series of solvent extractions specific for oleoresin obtained from alfalfa or other leafy green plants.

The invention provides a method for killing or injuring empoasca vitis in a tea garden through microwaves. The method includes S1, arranging a support on a ridge of the tea garden, erecting two guiderails on the support, and arranging two small rail trolleys on each guide rail; S2, arranging a support frame on the lower sides of the four small rail trolleys, downwardly arranging four connectors on the periphery of the bottom of the support frame, and erecting an arc-shaped hood at the bottoms of the connectors; S3, arranging a plurality of microwave generators on the inner side wall of the arc-shaped hood, and arranging solar panels on the arc-shaped hood; S4, connecting the solar panels with a charging and discharging circuit, connecting the charging and discharging circuit with a storage battery, and connecting the charging and discharging circuit with the microwave generator and the small rail trolleys; S5, performing microwave irradiation on the empoasca vitis in the tea garden bythe microwave generator to kill the empoasca vitis. The method has the advantages that the empoasca vitis in the tea garden can be killed or injured and the method is convenient to operate.

Floor-standing equipment and methods that employ them use nylon netting and / or fine mesh to trim off leafy matter, break down leafy matter, and separate various aspects of plants from each other. The netting and / or fine mesh is formed into large cylindrical drum into which plant material is loaded through a door flap in the mesh cylinder. An electric motor or handcrank causes the load to tumble over and over a horizontal axle for 3-5 minutes at about 35 RPM. The plant matter trims, separates, and breaks itself down which then drops through the netting, down through a funnel bag into a basin on the floor. The flowers and / or larger plant material are then dropped out separately through the door flap in the netting and through the funnel bag into a second basin on the floor which replaced the first.

The invention discloses a method for controlling thrip pests by combining pheromones with predators. The method includes that sustained release carriers are mainly prepared from aggregation pheromones with greenery odors serving as a synergistic component according to different ratios. During use, in a process that (R)-lavandulyl, neryl(S)-2-methylbutanoate attracts thrips to aggregate, the probabilities that the predators discover and eat thrips are increased; through addition of cis-3-hexenyl acetate, attractant rate of the thrip aggregation pheromones can be increased, stability of the pheromones can be improved and durability of the pheromones can be prolonged. Controlling experiments prove that the controlling effect when the method is adopted is enhanced by 28-45% as compared with individual application of the predators or the pheromones. The method has the advantages that chemical pesticide consumption can be reduced, damage rate of vegetables or flowers can be decreased, biological diversity and natural enemy resources can be protected, a new means of applying the pheromones to the field of pest control is developed, and an important way for developing an integrated thrip pest control technology is explored.

This invention provides a Chinese traditional medicinal preparation for improving the symptom of sub-health. It includes the following raw materials by weight / share: lalang grass rhizome(8200),Chinese arborvitae leafy twig(4200), Purslane herb(4200),mole cricket(5000),willow twig(8200),radix astragali(8200), pilose asiabell root(4200),radix glycyeehizae(4200),Chinese angelica root(4200),indian bread(4200),prepared adhesive rehmannia root(4200),white peony root(4200),Chinese dodder seed(4200),barbary wolfberry fruit(8200),teasel root(5000),eucommia bark(5000),Chinese date( 2200),safflower(4200),twotooth achyranehes root(4200),centipede(820),silktree albizia bark(4200),tatarinowii sweepflag(4200),hawthorn fruit(5000),common curculigo rhizome(5000),shorthorned epimedium(8200),medicinal indianmulberry root( 5000),desertliving cistanche herb(8200). The needed alcohol for the above medical ingredients by weight ratio is 1000kg, dip the above raw materials into the alcohol of 1000kg in weight for 30 days in normal temperature, then and finally fill bottles with the alcohol after filtering. Animal tests show that this preparation has no toxin and side effects, but with very good curative effect.

The invention discloses application of a beauveria bassiana strain to prevent and control of pests on food crops and application to preparation of a pesticide for preventing and controlling the pests on the food crops. The food crops are paddy rice, beans, potatoes, highland barley, broad beans or wheat; the pests are lissorhoptrus oryzophilus, corn borers, thorn-sucking insect whiteflies, aphids, pine caterpillars, grubs, locusts, potato beetles, monochamus alternatus, termites, tea lesser leafhoppers and peach fruit borers; a culture method of the beauveria bassiana strain comprises the following steps: inoculating the strain on a culture medium for culturing at the temperature of 25 to 30 DEG C for 5 to 10 days, and then obtaining activated spore powder. The beauveria bassiana strain disclosed by the invention has the advantages of high spore-producing ability, good production character and high growth speed; in addition, the beauveria bassiana strain has the characteristics of high toxicity, high insecticidal speed and environment friendliness; by using an insecticidal fungal preparation produced by the beauveria bassiana strain, the number of the population of the pests such as the lissorhoptrus oryzophilus and the corn borers on the food crops can be effectively controlled.

The invention provides a coordinated non-pesticide method for preventing and controlling Empoasca vitis Gothe in organic tea garden. (E)-2-hexenal, (Z)-3-hexen-1-ol and linalool constitute a trap agent, which is loaded on a rubber head of a trap to make into a trap core. A viscous color plate is made by adopting bud green color and jasmine yellow color. A Radix Tripterygii Wilfordii preparation is prepared from Radix Tripterygii Wilfordii alkaloids 0.1-10 wt%, nicotine 0.1-20 wt%, filler or solvent 1-99 wt%, dispersant and emulsifier 1-20 wt%. In 5-10 days before inflexion point, the pheromone color plate trap is used for trapping adult insects; and in 1-3 days, the Radix Tripterygii Wilfordii preparation is applied for effectively lowering Empoasca vitis Gothe density in tea garden. The inventive method can effectively control Empoasca vitis Gothe population in organic tea garden, promote domestic organic tea industry, and reduce or eliminate application of pesticides in tea garden.

The invention relates to the technical field of sakura seedling, in particular to a double-color sakura top grafting method. Top grafting treatment of stock is adopted in the sakura seedling grafting process, so that the height distance at the sakura grafting part from the ground is relatively long, the contamination caused by harmful bacteria in soil for sakura seedlings is avoided, and the survival rate is improved; moreover, the sakura seedlings grafted on the top are treated, and nursery stocks on the top stocks cannot be broken at the grafted position, so that the survival rate of the nursery stocks is improved; and then, after the grafting is combined, red-leaf sakura and green-leaf sakura are grafted on the same stock, so that the two species of sakura are grown on the same plant, and the ornamental value of a sakura planting forest is improved.

The invention discloses a method for quickly detecting fluorine content in specific vegetables. In the invention, an ion selective electrode method is used to detect the concentration content of fluoride in vegetables; Fluorine contents in leafy, root and tuber, and fruit vegetables from the majority of supermarket in Tianjin, and reasons of fluorine content difference in the vegetables are analyzed, wherein the fluorine content in common leafy vegetable is obviously higher than that in the other two vegetables, the main reason is probably that the leafy vegetable absorbs fluorine from the air and solid dust through pores on leaf surfaces during the growing process and the fluorine are enriched continually; meanwhile, fluorine content in green vegetables is far lower than that in the same common vegetables. The results show that the method for quickly detecting fluorine content in the specific vegetables is effective.

The invention discloses a monitoring raising pipe for tea lesser leafhoppers and a use method. The invention has the advantages that the tea lesser leafhoppers are raised and observed on tea buds of a living tea tree by a self-made monitoring raising pipe, so that the survival rate of the leafhoppers is greatly increased, and simultaneously the workload of raising is reduced; due to existence of the monitoring raising pipe, the damaging range of the tea lesser leafhoppers on the living tea tree is limited and the utilization rate of the tea tree is increased to a great extent; and the invention is simple and easy and is very suitable for raising and relevant study of the tea lesser leafhoppers for the scientific research purpose.

The invention discloses a fast-growth cultivation method of a top-grafting gold-leaf goldenrain tree, and the method comprises the following steps of (1) selecting a rootstock of a Beijing goldenrain tree with the height of 3.2m at the end of summer and beginning of autumn of a first year; (2) grafting a one-year branch or bud of a gold-leaf goldenrain tree on the position of the tree which is 3m above the ground; (3) removing side branches on parts of the tree, which are 0 to 1.8m high and 2.8 to 3.0m high in spring and summer of the second year, and reserving the side branches on the part which is 1.8m to 2.8m high; (4) bending the side branches on the part which is 1.8 to 2.8 high in the summer of the second year; and (5) gradually trimming the side branches below the part which is 2.8m high year by year from bottom to top after the diameter at breast height of the rootstock reaches 5.0cm. The method has the following advantages that (1) original crowns are not completely removed, so that no recovery period is needed for the crowns and tree vigor; (2) a great amount of green leaves are reserved, so that the growth speed can be accelerated through the nutrients produced by the green leaves; and (3) the side branches of the rootstock are bent, so that the side branches are free from the shape of the grafted crown, the sunlight receiving area is also increased, and the growth of the plant can be accelerated.

The invention discloses a nicotine-containing botanical synergist compound insecticide which is prepared by using nicotine and turpentine as main components and adding an assistant through compounding. The forms of the nicotine-containing botanical synergist compound insecticide comprise environment-friendly missible oil, microemulsion or emulsion in water; and the nicotine-containing botanical synergist compound insecticide comprises the following components: 1.0-50.0% of nicotine, 5.0-40.0% of turpentine and the balance of the assistant. The nicotine-containing botanical synergist compound insecticide does not contain any chemical pesticide component, has low toxicity to people and livestock, is environment-friendly, and is mainly applied to control of aphids such as Aphis citricola vonder Goot, brevicoryne brassicae, macrosiphoniella sanborni, Aphis gossypii Glover and the like on fruit trees, vegetables and flowers and empoasca flavescens on commercial crops such as mulberry, teaplants, peach trees, pear trees, cotton, tobacco, hemps and the like. The nicotine-containing botanical synergist compound insecticide has great application and popularization values of organic agricultural products in the production, and is a novel ideal pollution-free insecticide.

The invention discloses a tea lesser leafhopper image acquisition system which comprises an image acquisition module, an image processing module, an image display module, a peripheral circuit, an image sensor, an A / D conversion chip and an algorithm filtering and image recognition module. The output end of the image sensor is electrically connected with the input end of the image acquisition module, the output end of the image acquisition module is electrically connected with the input end of an image processing module, and the output end of the image processing module is electrically connected with the input end of an image display module; the tea lesser leafhopper image acquisition system and method are simple in the design mode, the system is stable and easy to use, can identify the number of tea lesser leafhoppers through the image acquisition device and the image processing system, plays a positive role in controlling diseases and insect pests, is high in adaptability, can also beused for prevention and control identification of other diseases and insect pests, high-resolution color picture image processing and video signal reproduction, and can meet various application requirements of people.

The invention discloses a planting method for implementing five-season picking of Shiting green tea, and relates to the field of tea tree planting. The planting method comprises the following steps: picking: picking spring tea from 10th April to 16th April, picking summer tea from 25th May to 31st May, picking heat tea from 9th July to 15th July, picking autumn tea from 23rd August to 29th August, and picking winter tea from 8th October to 14th October; trimming: shearing off 3cm-6cm of a green leaf layer on a crown surface in the middle ten days of October; and fertilizer application: applying a base fertilizer once and topdressing for five times in the whole year, applying the base fertilizer in the middle ten days and the last ten days of November, applying topdressing in the middle ten days of February before spring tea, immediately applying topdressing of the spring tea, the summer tea and the heat tea after picking of the spring tea, the summer tea and the heat tea is finished, and applying topdressing of the autumn tea at the date about 13th August. The planting method has the beneficial effects that the winter tea is added on the basis of the spring tea, the summer tea, the heat tea and the autumn tea in the traditional production way of the Shiting green tea, five-season production of the Shiting green tea is realized, and per unit yield of the Shiting green tea can be greatly increased.

The invention discloses a spirotetramat containing pesticide composition, which is a pesticide composition containing an active component A and an active component B, wherein the active component A is spirotetramat, the active component B is any one of the following pesticides: chlorpyrifos, MTMC (meta-tolyl-N-meth ylcarbamate) and isoprocarb, and the weight ratio of the two active components is 60:1-1:80. The composition disclosed by the invention can control various insect pests, has an obvious synergistic effect, expands the insecticidal spectrum, and has high activities to aphids, thrips, phylloxera, mealybug, aleyrodid, scale insects, rice planthopper, rice leaf folders, prodenia litura, bradysia odoriphaga, tryporyza incertulas, leafhopper, phyllocnistis citrella stainton, cotton aphid, cotton bollworms, phyllocoptes oleivorus ash, tea lesser leafhopper, plutella xylostella, cabbage caterpillar, and asparagus caterpillar; the application amount of pesticides is reduced, the residues of pesticides on crops are reduced, and the environment pollution is reduced; and the composition is safe to people and livestock and good in environmental compatibility, and pests are unlikely to produce pesticide resistance.

The invention belongs to the technical field of agricultural pest control, and particularly relates to a botanical mixed insecticide and an application thereof. The botanical insecticide is obtained by mixing a 30% aqueous tea saponin solution with 0.3% azadirachtin emulsifiable concentrate according to a ratio of 2:1 and diluting the obtained mixture for 450 folds, and the insecticide is appliedfor two times, namely the insecticide is applied once after 7 days, in order to prevent and control tea lesser leafhoppers in a tea garden. The prevention effect on the tea lesser leafhopper is 88.47%7 days after the product is applied, and the prevention effect on the tea thrips is 92.13% 14 days after theproduct is applied. The product can well control the harms of tea tree pests such as tea lesser leafhopper, reduces the use amount of chemical pesticides, improves the yield and quality of tea leaves, and increases the income of tea growers. The product is of great important theoretical andpractical significance to promoting the development of organic tea in China and protecting the environment.