281 results about "Beneficial insects" patented technology

An apparatus for providing beneficial insects or mites to a cropping environment for application to the control of thrips, and methods for using the same is disclosed. The apparatus comprises first and second members joined by a hinge section, which also functions as a hook. At least one of the first and second members comprises a compartment and at least one emergence hole providing a passage between the compartment and the environment. The compartment comprises a formulation therein comprising beneficial insects or mites useful for controlling thrips. The apparatus is oriented when in use to have an inverted V- or U-type conformation, which creates a sheltered region around the emergence hole, protecting it from the environment.

The invention discloses a technique and method for off-season cultivating of organic bamboo shoots, and concretely relates to a cultivation technique and method for cultivating the organic bamboo shoots in advance by a season, and therefore, the bamboo shoots which are eaten in March or April can be eaten on New Year's Day and during Spring Festival in advance to meet the living needs of people and increase the planting benefit of the bamboo shoots. In the cultivation technique, pesticide, chemical fertilizer, growth regulators, hormone, herbicides and the like are not used. Bamboo shoots organic base certification, variety selection, site selection, plantation and forestation, cultivation in advance, self-made decomposed manure, organic matter plastic film mulching and scientific fertilization are adopted; minerals and botanical insecticide are used for controlling diseases and insect pests; natural enemies of pests, the inherent phototaxis and the flavor-directed performance of the pests are used for capturing and killing the pests, the purposes of eliminating the pests and protecting beneficial insects are achieved, conditions, such as light, heat, air and the like, are fully utilized, an environment which is beneficial to the growth of the organic bamboo shoots and bamboo shoots is created, the purposes of advance yield and high yield are achieved, the organic bamboo shoots are produced efficiently, and economic income is increased.

The invention relates to an earthworm feed and a preparation method of the earthworm feed. The earthworm feed is prepared from the following raw materials in percentage by weight: 10% of cow dung, 10% of pig manure, 10% of chicken manure, 30% of paper pulp sludge and 40% of straw scraps. The chicken manure is the aged chicken manure which is placed for more than one year or the residual chicken manure after maggots are cultivated. The earthworm feed and the preparation method of the earthworm feed have the beneficial effects that the earthworm feed disclosed by the invention has the advantages of sufficient nutrition, no side effects, simple proportion and convenience for manufacturing; and in a manufacturing process, extra wastes are not generated, so that the earthworm feed is environment-friendly and further improves the practical value.

Compositions and methods for delivering chemical or biological agents, nutrients or hormones to insects, especially chemical and biological agents that are effective in treating or preventing diseases or parasites in beneficial insects such as honeybees. The compositions generally comprise an oil, a protein / carbohydrate material, and an active ingredient. The composition may be compressed and formed into tablets that are placed in locations where insects are likely to come into direct contact therewith.

The invention discloses an environmental friendly composite material which can control the loss of nitrogenous fertilizer. Raw material components consist of active mineral soil, polymer material and monoammonium phosphate. The active mineral soil is attapulgite, sepiolite, fly ash or other similar low-cost active material or any mixture thereof. The polymer material is chitosan, polyacrylamide, plant starch and natural degradable environmental friendly material or any mixture thereof, which has the effect of flocculation and adsorption. The composite material is consistent with the immobilized phase of nitrogen and fertilizer needed by plant growth. Nitrogen is absorbed by crops fully, which reduces the usage amount of fertilizer and moreover reduces the risk of loss or volatilization for nitrogen. The material used by the method is environmental friendly and can not cause environmental pollution or health problem which includes the harms to wild animals, beneficial insects or plants.

The invention discloses a grass and flower plant landscaping method adaptive to environmental changes. The grass and flower plant landscaping method comprises the following steps: landscaping arrangement and designing: a step of determining of a landscaping range and a landscaping area; soil improvement; transplanting and planting; mixed planting through autumn sowing and spring sowing; and regular maintenance and resowing. According to the invention, a manner of combining transplanting with sowing is ingeniously adopted for establishment of landscaping plants, and plants with outdoor sowing difficulty and large sizes are transplanted, so the effects of highly-efficient establishment and effective control of the growing area of a plant variety with strong extension ability are achieved; amixed sowing manner is combined to construct a natural grass and flower landscape, so the landscaping performance is improved and enriched; growing grass and flower plants are more adaptable to a current environment; the survival ability of landscape plants is reinforced; the biological diversity of the landscaping area can be significantly improved; and abundant grass and flower plant varieties are utilized to attract more and various beneficial insects, so improvement of the health degree of an ecological system in the landscaping area is promoted, and a more beneficial human living environment is fedback and improved.

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 relates to an ecological bionic mosquito killing device, and belongs to the field of mosquito killing. The ecological bionic mosquito killing device comprises an upper cover, a box body, a base and rainproof eaves, wherein the upper cover, the box body, the base and the rainproof eaves are connected in a detachable connection mode. A control component, a supporting plate a, a supporting plate b, a fan motor, a fan, a combustion device, a high-voltage grid, a protective net, a baffle, a liquefied gas bottle and a gas guide tube are arranged inside the ecological bionic mosquito killing device, wherein the fan motor is fixedly arranged between the supporting plate a and the supporting plate b, the fan is fixedly installed on a motor shaft, the high-voltage grid is arranged below a supporting plate c, the protective net is arranged below the high-voltage grid, the baffle is arranged below the high-voltage grid in an inclined mode, the liquefied gas bottle is arranged below the baffle, the liquefied gas bottle and the combustion device are connected through the gas guide tube, and a solenoid valve is arranged on the gas guide tube. When the mosquito killing device with the structure and various trapping modes conducted according to carbon dioxide, the temperature, the human body sweat smell and the color are adopted, the capacity of luring mosquitoes can be greatly improved; due to the fact that an ultraviolet device and insecticide are not used, killing of beneficial insects with phototaxis is effectively avoided, the pollution to humans or the environment is effectively avoided, and the ecological bionic mosquito killing device is ecological and environmentally friendly.

The invention discloses a tea tree injurious insect lamplight prevention and control system, and belongs to the technical field of injurious insect lamplight prevention and control systems. The system comprises a tea tree injurious insect observing and predicting device and one or more tea tree injurious insect trapping and killing devices connected with the tea tree injurious insect observing and predicting device, independent insect trapping and killing areas are arranged in the tea tree injurious insect observing and predicting device, each insect trapping and killing area is provided with an LED adjustable light source, a high-voltage power grid I and an insect receiving disc, the LED adjustable light sources and the high-voltage power grids I are connected with a total controller, and the total controller controls and is connected with the tea tree injurious insect trapping and killing devices. The tea tree injurious insect lamplight prevention and control system is specially designed according to different posture characteristics, different kinds of flight performance and different phototaxis characteristics of some main injurious insects, a large number of tea tree injurious insects such as tea geometrids, tea lesser leafhoppers, tea tussock moths and plant hoppers can be eliminated, meanwhile, the trapping and killing number of beneficial insects is obviously lower than the number of beneficial insects in a conventional insect trapping lamp, natural enemy insects can be easily protected, and ecological balance of a tea garden is maintained.

The invention relates to a protein attractant for Bactrocera dorsalis Hendel and a preparation method thereof. The protein attractant for the Bactrocera dorsalis Hendel is prepared by blending hydrolyzed protein solution and methyleugenol, and the hydrolyzed protein solution is produced by adopting a byproduct of beer industry, namely waste beer yeast. Indoor bioassay results show that the attraction rate of a product on the Bactrocera dorsalis Hendel can averagely reach 71.7 percent, wherein the attraction rates on females and males are 58.3 percent and 85.0 percent respectively. The attractant and the method have the advantages of simple production technology, rich raw materials and the like; and the product has attraction effect on male and female adult insects of the Bactrocera dorsalis Hendel, has no pollution to the environment at the same time, is nontoxic to people and other beneficial insects, and has excellent application prospect.

The invention provides an automatic monitoring and prevention system for target pests. The automatic monitoring and prevention system comprises a target pest trapping device, a data acquisition device, a field controller, a pest killing lamp and a power supply module, wherein the target pest trapping device is used for trapping the target pests; the data acquisition device is arranged in the target pest trapping device and is used for acquiring trapped target pest data and sending the data to the field controller; the field controller is used for collecting the acquired trapped target pest data, uploading the trapped target pest data to an upper computer and receiving a control instruction of the upper computer to control the opening of the pest killing lamp; the pest killing lamp is used for trapping and killing the target pests; and the power supply module adopts a solar power supply module and is used for providing a working power supply to the data acquisition device and the field controller. The automatic monitoring and prevention system for the target pests has the characteristics of stable performances, simplicity and convenience for operation, flexibility for setting and the like; and the automatic monitoring and prevention system can be used for monitoring the target pests in real time and the trapping and killing of phototactic beneficial insects can be reduced.

The invention discloses a technology and method for cultivating organic water melons, relating to a nuisanceless, green, safe and environment-friendly technology and method for cultivating organic water melons which are rich in nutrients. The cultivating process is concerned with authentication of organic bases, proper rotation of crops, use of organic seeds and application of self-prepared decomposed organic fertilizers. In the cultivating process, pesticides, fertilizers, growth regulators, hormones, herbicides and the like are not used; mineral substances and plant agents are used for preventing and controlling pest and disease damages; natural enemies are used for preying on pests; and based on the inherent phototaxis and odor taxis of pests (such as using Pheromone sex attractants and black light lamps to kill moth pests, using yellow boards to trap and kill aphides and the like), the effects of killing the pests and protecting beneficial insects can be achieved. The cultivating technology comprises the technologies of sound seedling cultivation, grafting, ridge forming, planting, plastic membrane mulching, rational close planting, plant adjustment, field management, fertilizing, prevention and control of pest and disease damages and the like. By fully making use of light, heat, air and the like, the invention creates an environment beneficial to the growth of organic water melons, thereby achieving the purpose of producing organic water melons at high yield and high efficiency.

Belonging to the technical field of citrus pest control, the invention specifically relates to a polyvalent protein attractant suitable for bactroceradorsalis (Hendel), its preparation method and application. The polyvalent protein attractant comprises by weight: 5-20% of polyvalent peptone; 5-20% of brown sugar; 10-20% of edible vinegar or 1-3% of ammonium acetate; 0.1-0.3% of a preservative; 0-2% of methyleugenol; and 0.1-1% of a pesticide. Water is added to the above components to a full formulation amount, and through fully stirring, dissolving and uniformly mixing, a polyvalent protein attractant for effective control of bactroceradorsalis (Hendel) can be obtained. The polyvalent protein attractant of the invention has the advantages of substantial attraction effect for female and male imagoes of bactroceradorsalis (Hendel), no environmental pollution, no toxicity to human and other beneficial insects, as well as simple production technology and low cost, etc.

The invention discloses a method and a device for microbial pest control based on light luring. The method for microbial pest control based on light luring includes the steps: luring and gathering target pests by a light source or frequency spectrum waves; applying entomopathogenic microorganisms with selective toxicity to the target pests at fixed points; enabling the target pests to carry the entomopathogenic microorganisms. The device for microbial pest control comprises a solar panel, an automatic powder sprayer, a trap lamp tube, a storage battery and a support, wherein the solar panel is fixed to the top end of the support, the automatic powder sprayer is suspended at the top end of the support, and the trap lamp tube is mounted at the center under the automatic powder sprayer. Powder spraying aerosol is mounted in the automatic powder sprayer and contains propellants and particle powder containing microbial pesticides. Light luring and microbial control are cooperatively applied, control area is enlarged by the aid of migratory flight of the pests, and influence on beneficial insects is reduced as the entomopathogenic microorganisms with the selective toxicity are applied according to the target pests.

An apparatus for attracting mosquitoes to an electronic insect killing machine (i.e., bug zapper) is provided. The apparatus includes a converter device that fits over a fluorescent or ultraviolet light bulb of the bug zapper. The converter device controls radiant light and heat emitted by the light bulb to produce a desired level of heat to create a warm mass, or host simulator that simulates a blood host meal for biting insects. Mosquitoes and other biting insects, which have infrared vision, are attracted to the host simulator. When used with a scented lure that lures the mosquitoes and biting insects near the insect killer, the host simulator lures the mosquitoes and other insects to the killing device of the insect killer. The mosquitoes and biting insects are destroyed once lured to the killing device. The converter device also blocks most of the visible light emitted by the light bulb, and therefore does not lure beneficial insects, which are attracted to visible light, into the insect killer.

The invention discloses a novel method for cultivating Muscovy ducks, and refers to the technical field of poultry cultivation. The novel method for cultivating Muscovy ducks comprises the following steps: preparation of breeding field, selection of hatching eggs and breeding of ducklings, and epidemic treatment. The novel method for cultivating Muscovy ducks has the following beneficial effects: the novel method for cultivating Muscovy ducks fully uses the production resource, needs not professional devices and is free from cultivation pollution; the cultivating technology is standard and regular, the feeding is scientific and norm; quality of Muscovy ducks is greatly improved, and thereby the quality yield of the Muscovy ducks is improved.

The invention provides a release-controlled preparation for simultaneously interfering pest mating and attracting beneficial insects. The release-controlled preparation comprises pheromone for interfering the pest mating and an attractant for attracting the beneficial insects. The release-controlled preparation has the advantages that the release-controlled preparation is released into the surrounding environments in a gas form, so as to interfere the mating of the target insects in the effective stage, and attract the beneficial insects, such as bees; more importantly, the release rate of thepheromone for interfering the mating and the release rate of the attractant for attracting the target insects are different, so as to ensure that the different volatiles can complete the respective functions in the same carrier at different stages.

The invention discloses a plant source quick result insecticidal composition and a preparation method and application thereof, and belongs to the plant source insecticidal pesticide technology field. The insecticidal composition is prepared from the following raw materials by weight percentage: 5-25% of matrine, 5-15% of plant type polyoxyethylene ether, 10-25% of alkyl glucosides, 5-30% of d-limonene, 5-15% of micropore starch, 0.05-0.8% of food antiseptics, and 10-69.95% of water. The raw materials and auxiliary materials used in the inventive composition are all derived from degradable pesticides, and do not contain harmful or un-degradable or potentially risky compounds, and chemical pesticides are not added and used. A pesticide effect test shows that the insecticidal rate of the insecticidal composition can reach or approach the level of chemical pesticides; the insecticidal composition has no pesticide harm to the plants and beneficial insects and is widely suitable for production of organic agricultural products such as fruit, vegetables, tea, tobacco leaves, and traditional Chinese medicinal materials or the like and control of injurious insects such as aphids, locusts, loopworms, red spiders, bradysia odoriphages, matrimony vine pyhlloxeras, pear pyhlloxeras, whiteflies, diamondback moths and armyworms.

The invention discloses a bombyx mori glutathione-S-transferase BmGSTe4 gene with a nucleotide sequence shown in SEQIDNo.1, and the expression product thereof has glutathione-S-transferase (GSTs) activity, because GSTs plays an important role in the formation of pesticide resistance and oxidation resistance of insects, and bombyx mori is a lepidopterous insect-model organism, a biological control pesticide which can specifically kill lepidoptera pests and is harmless to other beneficial insects is expected to be designed through taking BmGSTe4 genes as targets. In addition, in the invention, a situation that BmGSTe4 genes have a function of inhibiting cell apoptosis is found, therefore, the BmGSTe4 genes can be used as potential targets of anti-cancer drug screening.

The invention discloses a pesticide compound preparation of microbial fungicide and antibiotic insecticides. The pesticide compound preparation is prepared from the following active ingredients in percentage by weight: 1%-50% of the microbial fungicide, 1%-5% of the antibiotic insecticides; the pesticide compound preparation can be prepared into dosage forms such as an oil suspending agent, wettable powder, a water suspending agent and water dispersible granule, has good preventive effect for rice blast and banded sclerotial blight, and also has excellent effect for preventing insects such as rice leaf rollers and striped rice borers; meanwhile, the medicament has antiseptic and pesticidal effects, is efficient, low in toxicity, small in harms on beneficial insects, good in environment compatibility, and oblivious in seedling-protecting yield-increasing effects; and moreover, a production process is simple, work-saving, time-saving and labor-saving, has remarkable economic, ecological and environmental benefits, and wide development prospect.

The invention provides five-wheat seedlings series products and a production method thereof. The five-wheat seedlings series products comprise barley grass powder, wheat seedling powder, oat seedling powder, tartary buckwheat seeding powder and highland barley wheat seeding powder. The nutrients of the five wheat seedling powder are integrated; food prepared from the five-wheat seedlings series products has the functions of conditioning hyperlipidemia, hyperglycemia and gastrointestinal peristalsis, reduces cholesterol in angiocarpy and liver, has an inhibiting effect on secondary hyperlipidemia, removes vivotoxin, recuperates blood acid-base balance, softens blood vessels, prevents cardiovascular and cerebrovascular diseases caused by hyperlipidemia, clears toxic metal elements such as lead and mercury inside a body, and has beneficial effects on increase of the effect of a blood capillary, promotion of blood circulation, reduction of hypertension, enhancement of the function of the heart, improvement of constipation, regulation of a fat body, and improvement of the body immune function.

The invention discloses an ecological insecticidal method and an insecticidal device. The method comprises the following steps of: (1) covering crops vulnerable to pests with an ecological insecticidal device; (2) switching on a flasher at the upper part of the inner chamber of the box body of the ecological insecticidal device, and closing an escape door on the top of the box body so that pests fly to the four walls of the box body of the insecticidal device and a louver diamond screen window of an energy-saving incandescent lamp under the attraction of light; (3) switching off the flasher, and starting an electric rotating switch to open the escape door; and (4) closing the escape door, and starting a microwave transmitter at the middle lower part of the side box wall of the ecological insecticidal device to kill pests in the box body of the ecological insecticidal device. The square escape door is installed on the top of the box body of the ecological insecticidal device, the electric rotating switch is installed on the square escape door, the flasher is installed on the top of the box body of the ecological insecticidal device, and the microwave transmitter and a controller are installed on one side of the box body of the ecological insecticidal device. The insecticidal device runs automatically, is convenient to use and has the advantages of cleanliness, no pollution and high insecticidal efficiency; pests are killed ecologically, and the escape rate of beneficial insects is 95-98%; and moreover, the pests are intensively killed in an intermittent way so that low carbon and energy conservation are realized.

The invention discloses a device for efficiently separating beneficial and harmful insects. The device comprises an insect collecting box, a device base and an internal box, wherein the top of the insect collecting box is provided with a funnel-shaped insect inlet, the wall of the insect collecting box is encircled by a netlike object, and the wall of the internal box is also encircled by a netlike object; the internal box is fixed on the device base in the center of the insect collecting box; and the bottom of the insect collecting box is connected with the upper part of the device base, and a plurality of natural enemy escape holes are formed at the connected position. According to the device, the aims of killing pests and separating beneficial insects are fulfilled by the way that the pests are eaten by natural enemies of the pests, so that the survival rate of the beneficial insects is greatly improved; and eggs laid by lepidoptera insects provide hosts for the propagation of trichogramma, so that the cost of indoor bee propagation is reduced to a great degree. The natural enemy number of the pests in fields is remarkably increased, so that the number of the pests in the fields is effectively controlled, and the use of chemical agents is reduced and even eliminated; and the device is an indispensable professional insect attracting facility for the development of ecological agriculture.

The invention discloses an application of hansenula anomala in preparing citrus fruit fly bait. The invention also discloses citrus fruit fly bait which consists of hansenula anomala hydrolysis fermentation broth and auxiliary bait, wherein the auxiliary bait includes polypeptone, brown sugar, table vinegar or ammonium acetate, preservative and water composition or sweet and sour liquid. The citrus fruit fly bait disclosed by the invention realizes a good effect on inducing bactrocera minax and bactrocera dorsalis as well as a good effect on inducing both the females and males of the bactrocera minax and bactrocera dorsalis, is safe and non-toxic and harmless to human bodies and other beneficial insects, and avoids the residues.

The invention provides a new bacterial strain that can prevent and control plant pathogenic fungi and kill acarids—streptomyces S1-5 and its application in resisting plant pathogenic fungi and killing acarids. Streptomyces sp.S1-5 (Streptomyces sp.S1-5), preserved in China Center for Type Culture Collection, date of preservation: May 24, 2007, preservation number CCTCC No: M 207073. The pesticide prepared by the present invention can achieve the effect of killing fungicides and killing acarids by using it once, greatly reducing agricultural costs and lightening the burden on farmers; and the duration of effect is as long as 30 days, and it is also safe for humans and animals, does not kill natural enemies and is beneficial Insects are not easy to produce resistance to control objects, do not pollute the environment, can be rapidly degraded by soil microorganisms without affecting soil fertility and microbial flora, have no bioaccumulation, and are very safe for ecology. They are a key enzyme inhibitor. Pesticides, no cross-resistance with other insecticides.

The invention discloses anti-season culture technology and method of organic watermelons, in particular to culture technology and method of nuisanceless, environment-friendly, safe and nutritious organic watermelons. Without using pesticides, fertilizers, growth regulators, hormones, herbicides, and the like, the invention adopts organic base authentification, reasonable crop rotation and organic seeding, singly prepares decomposed organic fertilizers, prevents plant diseases and insect pests by minerals and plant medicaments, utilizes the natural enemies and the inherent phototaxy and smell tendency of pests to trap the pests, adopts Pheromones sex attractant and a black light lamp to trap moth pests, utilizes a method of utilizing yellow plates to trap aphids, and the like to kill pests and protect beneficial insects. The invention adopts the culture technologies of nurturing, seedlings, grafting, ridging, culturing, covering plastic films, reasonably thick planting, adjusting plants, tending farms, fertilizing, preventing plant diseases and insect pests, and the like, fully utilizes the conditions of light, heat, gas, and the like to create an environment beneficial to the growth of organic watermelons, thereby producing organic watermelons with high yield and high efficiency.

The invention provides a processing method for lonicera japonica. The processing method comprises four steps of picking at regular time, grading flower buds, drying and dehumidifying, and packaging and storing. The processing method has the beneficial effects that the flower buds of the lonicera japonica are picked during 6:00-11:00 every morning in an early stage of whitening to guarantee that beneficial components in fresh flowers are the most; the flower buds are graded to guarantee the uniform processing; an electric bakery can be used for drying and dehumidifying so that the lonicera japonica is prevented from being in contact with smoke and fire of a traditional method and water is dried rapidly; meanwhile, a dehumidifying machine is used for discharging water in air so that the lonicera japonica can be dried without being polluted, the activity of polyphenol oxidase is inhibited rapidly, the decomposition of chlorogenic acid of the lonicera japonica is prevented effectively, the lonicera japonica is prevented from being blackened and polluted in a baking process and the quality of the lonicera japonica is guaranteed. According to the processing method, the color and the luster of the processed lonicera japonica are bright; the lonicera japonica looks like being just picked; more nutritional ingredients are prevented from being lost and thus the quality of a lonicera japonica finished product is improved greatly.

The invention relates to a medical disinfectant. The medical disinfectant is prepared from turmeric, the root of three-nerved spicebush, oriental wormwood, the root bark of shaggy-fruited dittany, peach kernels, safflower carthamus, clove, fresh aloe, realgar, folium artemisiae argyi, honeysuckle flowers, borneol, smoked plum, folium isatidis and 80% alcohol. The medical disinfectant has the beneficial effects that the sterilization and disinfection effects are improved, the thoroughness of sterilization is improved, and in addition, the medical disinfectant is strong in durability, long in effect, high in efficiency, free of pungent smell, free of corrosivity to the skin and the medical equipment, and free of side effect, can enhance the resistance of the human skin, and can prevent the skin aging.

The invention provides an observation method for luring and avoiding insects, which includes the following steps: putting insects in insect collecting container, putting luring source and control source into lure source container; the insect collecting container is surrounded with lure channels which are connected with every luring container, letting the tested insects go through luring channel to find lure source; calculating the frequency that insects pass through the luring channel and the number that insects go into the luring container during various periods of time; making sure the luring and avoiding effects of lure source to insects. According to the method, the observation is composed of insect collecting room, lure source channel and lure source room. Solid, liquid, gas or pointolite and other luring sources with various kinds of characters and properties can be used as luring source for screening test of luring and avoiding effect for one kind or many kinds of insects. The invention has the merits of unique method, simple structure, convenient usage, small space occupation, high test efficiency, high precision, wide application range, and is not interfered by natural environment, climate change and interference of various kinds of luring source. The invention is good for protection and usage of beneficial insects, and research of pest control, and has very important significance.

The invention relates to the field of pesticide preparations and discloses a herbicide composition. The herbicide composition comprises pyroxasulfone and mesotrione in a weight ratio of (1:0.2)-(1:10). The invention also provides herbicide composition preparations. The active ingredients of the herbicide composition preparations are formed by the herbicide composition. The herbicide composition and conventional auxiliary materials can be prepared into the herbicide composition preparations in such dosage forms as suspending agents, wettable powder or water dispersible granules according to the known methods. The herbicide composition has the following beneficial effects that the herbicide composition is formed by compounding pyroxasulfone and mesotrione, expands the weed-controlling spectrum, can simultaneously control most weeds in the corn fields, enhances the effect of controlling such weeds as green bristlegrass, crab grass, goosefoots and amaranthus retroflexus, simultaneously has the advantages of long use age, safety to later crops, long duration and environmental safety and can be widely applied to the field of agriculture.