250 results about "Scale insect" patented technology

The invention relates to the field of fertilizers, in particular to a fertilizer for cultivating dicentra spectabilis, and provides a method for preparing the fertilizer for the dicentra spectabilis. After the fertilizer serving as a basic fertilizer is applied at one time, the basic nutritional requirement of the dicentra spectabilis in the whole growth period can be met; the fertilizer contains basic elements such as N, P, K and the like, various secondary and trace elements and a plant growth regulator, so that the requirement of the dicentra spectabilis on various elements in different growth periods can be met, and the growth and development of roots and leaves of the dicentra spectabilis are promoted; a bactericide is added in a formula, so that the fertilizer has the effects of killing bacteria and pests and preventing pest and disease damage, and has a good effect of preventing and treating possible leaf spot disease and scale insect disease of the dicentra spectabilis; and attapulgite is taken as an additive of an agricultural fertilizer and has peculiar physical properties, so that the metabolism of plants can be promoted, and the conversion rate of nutritional substances can be improved.

The invention relates to a method for cultivating plums. The method includes the steps of (1) soil selection and soil preparation, wherein soil with deep soil layers and without accumulated water is selected, the PH value of the soil ranges from 6 to 7.5, ridging cultivation is carried out in the soil, the heights of ridges range from 25 cm to 35 cm, the widths of the ridges range from 75 cm to 85 cm, and organic fertilizers are added in the soil when ridging is carried out; (2) planting, wherein 100-150 plants are cultivated per mu, the 100-150 plants comprise 80%-90% of main cultivars and 10%-20% of pollination cultivars, and the pollination cultivars are evenly distributed in the main cultivars; (3) fertilization, wherein the fertilization time number of 1-2-year saplings is larger than the fertilization time number of adult trees, the adult trees older than three years are fertilized at least three times each year, and the three times of fertilization include one time of base fertilizer application and two times of topdressing; (4) flower and fruit management; (5) disease and pest prevention, wherein the bacterial shot-hole disease, the plum leaf blister, the scab, the hoplocampasp, the dichocrocis punctiferalis and the scale insects are prevented. By means of the method, the obtained plums are high in yield, good in taste and good in quality.

The invention is a green pollution-free pesticide and a preparation method thereof. It is characterized in that it is obtained by mixing 78-98% of bitter kudzu whole herb extract and 1-22% of white sugar. After soaking the fresh or dry product of the whole herb of bitter kudzu, beating, squeezing the juice repeatedly 3 to 4 times, filtering, leaving the filtrate to stand still to remove starch, and concentrating to obtain the bitter kudzu extract. The green pollution-free pesticide of the present invention can kill underground black worms (in the ground during the day, and on the stems and leaves of plants at night, commonly known as cutworms), soil silkworms, earthworms, leeches in the water, red worms, and worms seen with the naked eye. The missing insects, cabbage caterpillars, aphids on plants, and plant powdery mildew, rust, downy mildew and mites (red spider, rust wall wind, scale insects) have good control and killing effects , has a killing effect on any pests that devour seedlings in the seedbed. Its insecticidal spectrum is wide, and because the plant itself is alkaline, it is easy to dissolve, so it will not remain on the plant, will not damage the soil structure, and will not pollute beneficial insects and the environment.

The invention discloses a binary composite insecticidal compound, which is characterized in that the binary composite insecticidal compound comprises active components A and B, wherein, the active component A is pymetrozine, the active component B is one of acephate, Imidaclothiz, Dinotefuran and Diafenthiuron, and the weight ratio of the two active components is 1-90:90-1. The compound in the invention can be widely applied to crops, such as grain crop, rice, corn, cotton, vegetable, fruit trees and the like, has an active effect in preventing and curing sucking mouthparts pests which are harmful for growth of crops in hemiptera, Thysanoptera, Homoptera, dipteron and the like, such as plant hopper, thrips, cicada, leafhopper, aleyrodid, phylloxera, aphid, scale insect, Sitodiplosis mosellana Gehin, pachydiplosis oryzae wood-mason and the like. The compound of the invention has obvious synergy and is different from other insecticides.

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.

The invention provides an insecticidal antivirus composition which comprises Dufulin and an insecticide. The compound insecticidal antivirus composition can be prepared into soluble liquids, microemulsions, emulsions in water, suspensions, seed coating formulations, wettable powder granules, slow release granules, controlled release granules, water dispersible granules, dry suspending emulsions or granules for direct use and other dosage forms. The compound composition is used for controlling insects with sucking mouth parts and virus diseases caused by the insects with sucking mouth parts. The insects with sucking mouth parts include aphids, mites, scale insects, whiteflies, cicadas, plant lice, lacebugs, thrips and the like. The virus diseases caused by the insects with sucking mouth parts include rice stripe disease, common rice dwarf, rice black streak dwarf, rice yellow dwarf and the like. Therefore, the synergistic effect of treating insects and preventing diseases is achieved.

The invention pertains to the technical field of forestry production, relating to a high cultivation method of entomopathogenic nematode in a large scale. The invention changes the present propagation in vitro into living propagation, which improves the pathogenic capability to pest in agriculture. The invention has high output and efficiency with low cost and good quality. The control effects are increased remarkably. The material used in the invention is widely distributed and inexpensive, which can reduce cost and be widely applied to the control towards hidden pest in forest, fruit trees, and ornamental gardens etc. and the underground pest in pot plants and cash crops. The invention can further improve the production quantity and quality of entomopathogenic nematode and promote the development of Biological control in our country.

The invention discloses a pesticide / bactericide for tree daubing. The pesticide / bactericide is prepared from the following components in mass: 1-10% of albendazole, 60-70% of Chinese herbal extract and 20-39% of assistants. A preparation method comprises the following steps of: firstly, mixing the Chinese herbal medicine materials of stemona tubers, celastrus angulatus maxim and melia toosendan according to the mass ratio of 1:1:1, and extracting the mixture with 45% ethanol to obtain an extract for later use; adding the albendazole, the Chinese herbal extract and the assistants according to the formulation into a mixer, and mixing and stirring for 30 min; and treating by a colloid mill, shearing for 50 min, sanding twice, filtering, bottling and packaging to prepare the medicinal product. The pesticide / bactericide has the characteristics of simple and convenient medicine application, easy operation, high medicine utilization ratio and significant medicine application cost and medicine cost. The pesticide / bactericide has obvious effect and long effect acting on aphids, scale insects, red spiders and other pests and anthracnose, canker and other diseases of peach trees, pear trees, waxberry trees, apple trees, orange trees and loquats. The pesticide / bactericide is applicable to tree cultivation.

The invention relates to a pesticide used for scale insect control. The pesticide is characterized in that the pesticide is prepared from 3-10 kg of chili, 3-10 kg of Chinese honeylocust fruit, 3-10 kg of tobacco, 1-3 kg of Chinese prickly ash, 3-10 kg of garlic and 3-10 kg of green Chinese onion; a preparation method of the pesticide includes chopping fresh products of the 3-10 kg of the garlic, the 3-10 kg of the green Chinese onion and the 3-10 kg of the Chinese honeylocust fruit, adding 400-500 g of distiller's yeast into per 50 kg of the fresh products, fermenting at 22-28 DEG C for 2-3 days to prepare 3-8 kg of poisonous alcohol; mixing the 3-8 kg of the poisonous alcohol, the 3-10 kg of the aired and sliced chili, the 3-10 kg of the tobacco and the 1-3 kg of the Chinese prickly ash and soaking for 20-30 days at room temperature, and filtering to obtain the soaked solution; the pesticide is biological, low in toxicity and safe to use, and has significant effects for scale insect control; spraying of solution of the pesticide is free of side effects on human, livestock, fruits and branches; and the source of raw materials is wide, and the pesticide is easy to manufacture and low in cost.

The invention discloses a pollution-free jasmine pesticide and a production method thereof. The pollution-free jasmine pesticide comprises raw materials in parts by weight as follows: 20-30 parts of garlic, 30-35 parts of pepper, 10-15 parts of pumpkin leaves, 20-30 parts of a red-knees herb and 1-2 parts of a surface active agent. The production method comprises the steps as follows: the materials are smashed; 5-10 times of water is added; the mixture is heated and boiled for half an hour; and a filter liquid is taken, added with water to be diluted to 100-300 times and sprayed. Insect pests such as jasmine leaf moths, scale insects, red spiders, aphids, jasmine bud maggots and the like can be effectively prevented.

The invention discloses an insect-destroying composition comprising the effective components of screw worm ethyl and buprofezin, wherein the mass ratio of the screw worm ethyl and the buprofezin is 40:1-1:80. The screw worm ethyl and the buprofezin are compounded, have an obvious synergistic action, can lower the use quantity of the effective components, reduce the application frequency and are beneficial to delaying the generation of the drug resistance of pests. The composition can be used for preventing and treating various pests in agricultural and horticultural crops and is especially suitable for preventing and treating plant hoppers, leafhoppers, whiteflies and scale insects.

A culture method of coriander is characterized by comprising the following steps: (1) tilling and applying a basal fertilizer; (2) bedding; (3) applying a preemergence herbicide before sowing ; (4) preventing diseases and insects before sowing, wherein, scale insects are killed by a pesticide 1-2 days before the sowing; (5) soaking seeds and accelerating germination, wherein, the time of soaking the seeds is synchronous with that of the tilling and the bedding, and the time of soaking the seeds is shorter; (6) sowing ; (7) planting at a proper time, wherein, seedlings are established at a spacing between seedling rows of 20*15cm or 20*20cm after the seedlings grow up to about 10cm, and the spare seedlings are removed for food; (8) field managing; and (9) harvesting. The method overcomes the defects and the disadvantages of the traditional cultivation techniques, that is, applying the preemergence herbicide after sowing and before seedling emergency, using a small amount of seeds, spending a long time on the seed soaking and the germination acceleration, applying little basal fertilizers while applying much additional fertilizers and providing no method for preventing the scale insects. The method can help culture the coriander with high yield and good quality.

The invention discloses an insecticidal composition containing epoxy worm moiety and buprofezin and the application of the insecticidal composition, the effective active ingredients of the insecticidal composition comprise a first active ingredient epoxy worm moiety and a second active ingredient buprofezin, and the weight ratio of the first active ingredient and the second active ingredient ranges from 1:20 to 10:1, preferably from 1:10 to 5:1. The insecticidal composition can be prepared into agriculture allowed suspending agent, wettable powder agent, water dispersible granule, suspension emulsion, microemulsion and cream formulation. The insecticidal composition provided by the invention is reasonable in component, good in insecticidal effect, the activation and insecticidal effect of which is not the simple addition of each active ingredient, compared with the conventional sole agent, the nsecticidal combination has remarkable insecticidal effect, remarkable synergism, is good in crop safety, meets the safety requirement of agricultural agents, and is provided with remarkable control efficiency to nilaparvatalegen and fruit tree scale insects.

The invention discloses an abamectin-benfuracarb pesticide composition. The abamectin-benfuracarb pesticide composition is a water emulsion comprising abamectin, benfuracarb, one or more cosolvents, a solvent, one or more emulsifiers and one or more stabilizing agents. The abamectin-benfuracarb pesticide composition has not only a water emulsion dosage form, but also a missible oil dosage form, amicron emulsion dosage form, a powder form, a wettable powder dosage form and a microcapsule suspension dosage form. The abamectin-benfuracarb pesticide composition has obvious synergistic effects onthrip, aphid, wireworm, potato flea beetle, beet flea beetle, eriophyesoleivorus and the like living on vegetables, expands a control spectrum, and has excellent control effects on thrip, aphid, cabbage caterpillar, wireworm, whitefly, scale insect, carposinaniponensiswalsingham, oriental fruit moth, red spider, apple skin worm, apple cecidomyiidae and the like living on vegetables, fruit trees and cotton. In addition, the abamectin-benfuracarb pesticide composition improves pesticide effects, reduces use cost and delays drug resistance generated by pests.

The invention discloses agreen preparation method of a scale insect slide specimen, belongs to the technical field of preparation methods of scale insect slide specimens and aims at solving the problem that an existing scale insect slide preparation method is complicated, pollutes the environment and harms human health.The green preparation method comprises the following steps of 1 insect body fixing, 2 degreasing until the insect body is transparent, 3 dealkalizing, 4 dyeing liquid preparation, 5 dehydration and color fixation and 6 slide sealing, wherein in the step 6, Canadian gum is dropwise added to a slide, an insect body is moved to the slide, attitude adjustment is performed, and then the slide is sealed, namely the scale insect slide specimen is obtained.The preparation method is simple and convenient, good in dyeing effect and long in service life and is suitable for preparation of the scale insect slide specimen.

The invention provides an ethylicin-containing pesticidal composition. The pesticidal composition is composed of an effective component (ethylicin) and a neonicotinoid insecticide (imidacloprid, acetamiprid, thiamethoxam, thiacloprid, nitenpyram, dinotefuran or clothianidin), and in combination with auxiliary components such as additives and carriers and the like which are usually used in pesticides, the pesticidal composition can be processed into micro-emulsions, wettable powder and water dispersible granules. By using the pesticidal composition provided by the invention, a higher synergistic effect can be generated, the production of drug resistance of pests can be reduced and delayed, and the service life of a pesticide variety can be prolonged. The composition provided by the invention can be used for preventing and controlling various homoptera and thysanoptera injurious insects and the like on rice, vegetables and fruit trees and the like, especially can be used for preventing and controlling rice planthopper, aphids, whiteflies, scale insects, thrips, rice gall midges, and the like; and meanwhile, the pesticidal composition also can be used for treating crop diseases such as rice blasts, cotton fusarium wilts, and the like.

The invention relates to a pesticide insecticidal composition, the effective components of which contain (A) spirotetramat and (B), i.e. one of amide insecticides. Specifically, A and B are in a mass percentage of 1-80:80-1, and the content of A and B in the compound preparation is 1-80%. The compound pesticide composition prepared by the invention can be prepared into missible oil, suspending agents, wettable powder, water dispersible granules, emulsions in water and other dosage forms by methods well known to technicians in the field. The insecticidal composition provided by the invention is suitable for controlling piercing-sucking mouthpart pests in vegetables and fruits, and is especially suitable for controlling aphids, whiteflies, mealybugs, scale insects, plant hoppers, thrips, Empoasca pirisuga Matumura, as well as lepidoptera, coleoptera pests like diamondback moths, cotton bollworms and the like.

The invention provides a planting method for phyllostachys propinqua. The main technical means comprise tending of young growth, stand improvement and pest control, wherein the tending of young growth refers to weeding the phyllostachys propinqua at soil loosening time and respectively conducting centralized fertilization, the stand improvement refers to fertilizing for 3-4 times each year, and applying bamboo rhizome growing fertilizer, adding soil dressing and cutting down old bamboos in June, and the pest control refers to preventing aphids, scale insects and bamboo snout moth's larvae and mainly spraying omethoate, dimethoate emulsion and urea washing mixture formed by mixing urea and washing powder to kill. According to the method, cultivation technologies are combined for pure forest cultivation, the phyllostachys propinqua is managed effectively in an intensive operation mode, so that forest establishment is quick, output is high, and economic return rate is high.

The invention relates to an insecticide composition. The composition contains active ingredients and is characterized in that the active ingredients contain thiamethoxam and methidathion, wherein the weight ratio of thiamethoxam to methidathion is 1: (0.01-90). The invention further relates to an insecticide prepared from the insecticide composition. A dosage form of the insecticide is cream, water emulsion, micro-emulsion, water suspension, oil suspension, microcapsule suspension, wettable powder, water dispersible granule, soluble powder or soluble granule. The invention further relates to application of the insecticide in the prevention and control of one or more plant pests, such as scale insects, arrowhead scales, leafhoppers, thrips, aphid, white flies, mirid bugs, striped flea-beetles, leaf miners and spiny white flies. Compared with single-ingredient thiamethoxam or methidathion, the insecticide composition and the insecticide, disclosed by the invention, have a synergized action, and the prevention and control effect can be improved; due to non-single active ingredients, the insecticide resistance is difficult to produce; and multiple different species of pests occurring in a mixed manner can be prevented and controlled.

The invention relates to an insecticidal composition in the field of pesticide compounding, comprising the effective components, namely sufoxaflor and neonicotine insecticides, wherein the weight percentage ratio of the two effective components is (1-80):(80-1), preferably (5-50):(60-5); the total mass percentage content of the effective components in the insecticidal composition is 1-90 percent, preferably 5-60 percent; and the rest in the insecticidal composition is auxiliary components which are allowed to be used and are acceptable in the pesticide. By adopting the known method, the insecticidal composition can be prepared into water emulsion, microemulsion, emulsifiable solution, suspending agent, wettable powder and water dispersible granules; and with the sufoxaflor and the neonicotine insecticides as the effective components, the insecticidal composition can be used for controlling plant louses, whiteflies, plant hoppers, scale insects, capsid bugs on cotton, cicada, spittlebug, leafhoppers, thorn bug, fulgora, psyllid and other homoptera pests.

The invention provides an environment-friendly insecticide, which is prepared from the following components by mass percent: 0.1-40% of thiamethoxam, 50-78% of holly essential oil, 5-30% of neem oil, 1-10% of an emulsifying agent and 0.1-0.8% of an antioxidant. The insecticide prepared by effectively combining neonicotinoid insecticides, the neem oil and the holly essential oil can be used for controlling pests, and has a killing effect specially for the common pests such as aphids, thrips, scale insects and tetranychus mites on Chinese orchid; head oil and the tail oil of the plant essential oil are used for replacing a toxic organic solvent used in the preparation process of emulsifiable concentrate, and so that the cost of the pesticide is lowered. The plant essential oil is rapidly and thoroughly degraded in the environment, is free from residue, has no pollution to the environment, and can improve the pesticide activity and reduce pesticide consumption; furthermore, the plant essential oil is mixed with the neem oil, so that the absorption and conduction effects of the Chinese orchid for the insecticide are better promoted, and a synergistic effect for the thiamethoxam is achieved.

The invention discloses an agricultural insecticide composition containing phryma leptostachya extractive, comprising a first active component and a second active component, wherein the mass ratio of the first active component to the second active component is 15:1-1: 5; the first active component is phryma leptostachya extractive, and the second active component is one of tolfenpyrad, methylamino abamectin, imidacloprid, chlorfenapyr, spirotetramat, buprofezin insecticides. The agricultural insecticide composition of the invention can be prepared to be suspending agent, emulsion in water and microemulsion allowed to use agriculturally, and has good preventive effects to brassicaceous vegetable plutella xylostella, cabbage caterpillar, apple scale insect, apple aphid, and cucumber aphid. The agricultural insecticide composition effectively solves the problem of not ideal prevention effect of phryma leptostachya extractive insecticide, reduces dosage of tolfenpyrad, methylamino abamectin, imidacloprid, chlorfenapyr, spirotetramat, buprofezin insecticides, and lighten environment pressure; the compound of the two components have obvious synergism and good crops safety.

The invention belongs to the pesticide technology field, and relates to a synergy composition for matrine and tetronic acid pesticides. The mass ratio of matrine to tetronic acid is 50:1-1:50. The matrine in the composition comprises matrine, oxymatrine and a mixture of matrine and oxymatrine, or a series alkaloid extract and its preparation obtained from plants such as radix sophorae flavescentis, Sophora alopecuroides and Subprostrate Sophora Root. The tetronic acid pesticide can be one of spirotetramat, spirodiclofen and spirotetramat or its combination. The composition of the invention is capable of generating cooperation and synergy effects, overcoming harmful biological drug resistance, prolonging the service life of the pesticide, and enlarging the prevention and cure scope, can be used for preventing and treating a plurality of insect diseases on agriculture and gardening crops, especially suitable for insects possessing drug resistance on single pesticide, such as aphid, scale insect, leaf mites, leafhopper, planthopper or whitefly and thrips.

The invention discloses a pesticide composition containing cycloxaprid and buprofezin. The pesticide composition contains active components of cycloxaprid and buprofezin, wherein a weight ratio of cycloxaprid to buprofezin is in a range of (1: 20) to (20: 1). The pesticide composition can be prepared into an agricultural suspending agent, wettable powder, water dispersible granules, missible oil or dispersible oil suspending agent. The pesticide composition has the advantages that ingredients are reasonable; insecticidal effects are good; a use cost is low; activity and insecticidal effects are not produced by simple addition of activity of all the ingredients; compared with the existing single preparation, in addition to the good insecticidal effects, the pesticide composition has observable synergistic effects, slows down resistance generation, produces low preparation residue, has no pollution on crops and good safety, and meets safety requirements of pesticide preparations; and the pesticide composition has good control effects on rice planthopper, cotton aphid, wheat aphid and fruit tree scale insects.

The invention provides a disease and pest prevention method for sasanqua, and relates to the technical field of sasanqua planting management. The disease and pest prevention method for the sasanqua is characterized in that the method includes the following steps that sasanqua anthracnose is prevented, from July to September, when the saplings planted for one to two years are in a peak period of diseases, the saplings are sprayed with 1% Bordeaux mixture plus 2% tea bran water three times to four times; leaf eating pests are prevented, phototaxis of adult pests is utilized to trap and kill the pests through lamp light, and 1000-1500-time liquid of dipterex and dichlorvos can be sprayed in the larval phase; branch damaging pests and fruit damaging pests are prevented, feign death of the pests is utilized, manual culling is conducted or 1000-time liquid of 90%-dipterex is sprayed to kill the pests, and 1000-time liquid of 40%-omethoate is sprayed to kill scale insects from March to April. The method is good in prevention effect and not prone to recurring, biological prevention is combined with chemical prevention and thus pollution is smaller.

The invention relates to a pesticide composition with spirotetramat and dinotefuran. The effective components of the pesticide composition are the spirotetramat and the dinotefuran. The mass ratio of the spirotetramat to the dinotefuran is (1-40):(40-1); and the total mass of the effective components, namely the spirotetramat and the dinotefuran, in the preparation accounts for 1-80 percent of the mass of the whole preparation, and the rests are auxiliary components which are allowed to be used and are accepted in pesticides. The pesticide composition can be missible oil, a suspending agent, wettable powder, a water scattering agent, water emulsion, microemulsion, granula and micro capsules, can effectively prevent and treat insects such as aphids, leafhopper, plant hopper, thrips, aleyrodid, phylloxera, mealybug and scale insect and is mainly used for treating and preventing insects on various crops such as wheat, rice, cotton, vegetables, fruit trees, tobaccos, soy beans, oranges, tropical fruit trees, nuts, grapes, hops and potatoes.

The invention relates to a synergistic pesticide composition for killing scale insects. The synergistic pesticide composition is prepared by taking abamectin and a synergist component as active components and combining the active components with aids, wherein the synergistic component is alkoxy trisiloxane or fatty alcohol-polyoxyethylene ether; and the weight ratio of the abamectin to the synergistic component is (1:1)-(1:5000). The pesticide composition has the advantages of having obvious synergistic effect, improving the effect for preventing scale insects and reducing drug dosage and has great significance to the protection of orchard ecological environment and green prevention and control of the scale insects.

The invention discloses a jabuticaba dwarfed potting cultivation method and relates to the technical field of agricultural planting. Jabuticaba flowers and fruits many times in a year, fruits directly grow on the trunk and main branches, both fruits and flowers grow on a same tree, green fruits grow among ripe fruits, and the unique landscape that ripe fruits, green fruits and flowers grow together is amazing. Besides, the tree is evergreen all the year round and beautiful in shape, the tree is not parasitized by scale insects and aphid, the tree is particularly suitable as a potted landscape and a garden tree, the jabuticaba tree growing naturally is very tall, the tree and the crown can reach 10-12 m tall, and the tree is not suitable for growing on a common balcony or in a room. By means of the jabuticaba dwarfed potting cultivation method, the potted jabuticaba tree which is 70-80 cm high and good in ornamental appearance can be cultivated within 3 years.

The invention relates to an insecticidal composition containing fipronil and pyriproxyfen. The effective components of fipronil and pyriproxyfen are in binary compound, the mass ratio of fipronil to pyriproxyfen is 1-50 to 50-1, the total mass of the effective components of fipronil and pyriproxyfen in the preparation accounts for 1-80% the mass of the total preparation, the rest components in the preparation are auxiliary elements acceptable in pesticides, and the insecticidal composition can be prepared into missible oil, an suspending agent, wettable powder, water dispersible granule, emulsion in water, microemulsion, granula and microcapsule formulation. The insecticidal composition is mainly used for preventing and treating pest and disease damages caused by aphids, leafhoppers, plant hoppers, bemisia tabacis, scale insects, plutella xylostellas, asparagus caterpillars, prodenia lituras, pear psyllids, thrips, imported cabbageworm and the like.