69 results about "Aphis gossypii" patented technology

The invention relates to a pesticide production and preparation technology, in particular to a sugarcane insecticide. The invention provides a sugarcane insecticide containing a neonicotinoid insecticide, which is prepared into granules or water dispersible granules by mixing the following components in percentage by weight: 0.1-10% of neonicotinoid insecticide, 0.2-15% of organophosphorus insecticide and the balance of assistants, wherein the neonicotinoid insecticide is one of or mixture of any two of thiamethoxam, imidacloprid and thiacloprid; and the organophosphorus insecticide is one or mixture of phoxim and diazinon. When the sugarcane insecticide of the invention is used for preventing and treating sugarcane pests, the sugarcane insecticide has contact poisoning and stomach poisoning functions, has a good systemic conduction function and has a good function of controlling underground and aboveground pests of sugarcane; the sugarcane insecticide which has broad-spectrum insecticidal effects has good effects on preventing and treating sugarcane borers, underground insects, thrips, woolly aphids and the like; the sugarcane insecticide which has a long lasting period can be applied once to effectively eliminate the harm of sugarcane borers in the seedling stage, underground insects, thrips and the like; and the sugarcane insecticide has smaller lethality to natural enemies. The sugarcane insecticide of the invention is used as an important substitute for highly toxic pesticides, has the advantages of low toxicity, high efficiency, safety to people and livestock and is environmental friendly.

The invention discloses a pesticide composition containing cycloxaprid and a carbamate pesticide. The pesticide composition is characterized in that the weight ratio of cycloxaprid to the carbamate pesticide is (1:60)-(50:1). The composition can be prepared into such agriculturally allowable dosage forms as suspending agents, wettable powder, water dispersible granules, emulsifiable concentrates or microemulsion. The pesticide composition has the following beneficial effects: the pesticide composition has reasonable ingredients, a good pesticidal effect and low drug cost; the activity and pesticidal effect of the pesticide composition are not simply the addition of the activities and pesticidal effects of the ingredients; compared with the existing single preparation, the pesticide composition has an obvious synergistic effect besides the obvious pesticidal effect, slows down generation of resistance, has small residual quantity, does not pollute the crops, has good safety, conforms to the safety requirement of the pesticide preparation and has better control effect on aphis gossypii, chilo suppressalis, cnaphalocrocis medinalis guenee, rice plant hopper and phyllotreta striolata of vegetables.

The invention relates to a slow-release pesticide band for controlling woolly apple aphid and a method for the same. The pesticide band comprises a belt-shape permeable membrane which is coated or sprayed with feldene powder, wherein the feldene powder is prepared by mixing imidacloprid with thiamethoxam according to mass ratio of 1:(0.25-4). The control method comprises the following steps of: digging surface soil at the root neck of a trunk for 4-6cm; then laying the slow-release pesticide band at the root neck for a circle; restoring the surface soil; quantitatively watering the root neck of each plant by 1-2 liters; and enabling effective components of the pesticide to seep a pesticide membrane along with water current, to be absorbed by bark and flow to each part of a tree body along with a plant liquid in a sieve tube. According to the slow-release pesticide band disclosed by the invention and powdery pesticide is packaged in the pesticide band, is laid to the root neck of the tree body; effective components of pesticide are slowly seeped into the bark by watering or rainfall wetting and are conducted to each part of the tree body along with a phloem part. The method has the advantages of concentrated pesticide application, continuous slow release, continuous control action on the pests, simpleness and convenience for operation, favorable control effect and lower pollution to the environment than that of chlorpyrifos spray.

The disclosure provides a new and distinct hybrid melon variety NUN 76307 MEM as well as seeds and plants and fruits thereof. NUN 76307 MEM is a Cantaloupe non-sutured melon variety with extended shelf life, rounded oblate shape, pale yellow green rind color, and moderate orange flesh comprising resistance to Podosphaera xanthii Race 1, Race 2, and Race 5, Fusarium oxysporum melonis Race 1, Muskmelon Necrotic Spot Virus (MNSV), and Aphis gossypii.

The present invention relates to a Cucumis melo seed designated 34-309 RZ, which may exhibit small leaves with erect to semi-erect petioles, a yellow ground color of the fruit skin, fruits that have a medium rate of change of fruit color from maturity to overmaturity, resistance to aphids (Aphis gossypii), intermediate resistance to powdery mildew Podosphaera xanthii (Px) race 1, race 2, race 5, intermediate resistance to powdery mildew Golovinomyces cichoracearum (Gc) race 1. The present invention also relates to a Cucumis melo plant produced by growing the 34-309 RZ seed. The invention further relates to methods for producing the melon cultivar, represented by melon variety 34-309 RZ.

The invention discloses a method for preparing a plant medicament for preventing and controlling Aphis gossypii Gloyer, which uses 8,000 grams of plant ash, 5,000 grams of lime, 2,000 grams of sulfur, 2,000 grams of lime sulfur mixture, 8,000 grams of sasangua cake, 5,000 grams of dipterex and 2,000 grams of 5 percent methyl 1605 and 3percent hexachlorocyclohexane mixed powder. The method comprises the following steps that: crushed lime, sulfur powder, tea seed powder and the lime sulfur mixture are mixed together in proportion and placed in a stirred to be stirred for 10 minutes; the mixture is added with the dipterex and the 5 percent methyl 1605 and 3percent hexachlorocyclohexane mixed powder; and the resulting mixture is stirred for 15 minutes, added with the plant ash and stirred for 20 minutes.

The invention discloses an acetamiprid-pirimicarb pesticide compound monitoring Woolly apple aphid and yellow aphid, the effective ingredients of said pesticide compound are compound of acetamiprid and pirimicarb, the weight ratio between acetamiprid and pirimicarb is in the range of 1:20-1:2, the effective ingredient of pesticide compound is 5-30wt%, the compound of acetamiprid and pirimicarb which are effective ingredients can be made into creaming agent, micro-emulsion and other agents, for preventing the two kinds of aphid injuries Woolly apple aphid and yellow aphid at the same time, the effect of monitoring two kinds of aphid injuries at one time is significant, while it is safe for natural enemies of pest. So using the pesticide compound according to the invention is good for reducing the control cost and optimizing the pest integrated control system.

The invention relates to a pesticidal composition containing buprofezin and lambda-cyhalothrin and application thereof in preventing and treating apple wolly aphid. The pesticidal composition comprises the following components in parts by weight: 10.0-50.0 parts of buprofezin and 1.0-5.0 parts of lambda-cyhalothrin. The pesticidal composition containing buprofezin and lambda-cyhalothrin can fully display the respective advantages of the buprofezin and lambda-cyhalothrin, and can be used for preventing and treating apple wolly aphid; and the composition of the two effective components has an obvious synergistic action, can achieve the effects of enhancing the preventing and treating effects and postponing the drug effect, has the advantages of quick effect taking and long duration, and is superior to the prior art. The composition can reduce the pesticide consumption, lower the cost and alleviate the environmental pressure.

The invention belongs to the technical field of pesticides, and particularly relates to a pharmaceutical composition for preventing and controlling bemisia tabaci and aphis gossypii, namely a compound pharmaceutical composition of afidopyropen and cyantraniliprole and a using method thereof. The pharmaceutical composition for preventing and controlling bemisia tabaci and aphis gossypii comprises the following raw materials in percentage by weight: 6.0% of the afidopyropen and the cyantraniliprole, 8.0-12.0% of an auxiliary agent and 82.0-86.0% of a filler carrier. The pharmaceutical composition adopts two medicaments as main components, and is matched with the auxiliary agent and the filler carrier to achieve the effects of complementary advantages and complementarity. The preparation process is simple, all the input raw materials are converted into products, the yield is high, no three wastes are generated, and the control effect on the bemisia tabaci and the aphis gossypii is effectively improved.

The invention discloses a plant insecticide and a preparation method thereof. The plant insecticide comprises the following raw materials in parts by weight: 5-15 parts of radix aconiti kusnezoffii, 5-20 parts of achnatherum inebrians, 5-10 parts of falsehellebore root and rhizome, 10-20 parts of cacumen platycladi, 10-25 parts of peach leaf, and 10-20 parts of common threewingnut root. The preparation method comprises crushing radix aconiti kusnezoffii, achnatherum inebrians, falsehellebore root and rhizome, cacumen platycladi, peach leaf and common threewingnut root, adding water with the amount being 20 times of the weight of the raw materials, boiling, then continuing boiling for 2-4 h, filtering to obtain the medicinal soup which is the product. The insecticide is capable of effectively controlling aphis gossypii, red spider, cabbage caterpillar and other farmland insects, and is green and nontoxic.

The present invention relates to isolated Vat genes encoding a polypeptide that confers resistance to Aphis gossypii and/or resistance to viral transmission by aphids, and methods of transforming plant and cells with a Vat gene. The invention also relates to transgenic plants and cells having resistance to Aphis gossypii and/or resistance to viral transmission by aphids.

The invention belongs to the technical field of biological control over agricultural pests and particularly relates to a method for breeding male encarsia sophia by using trioxysrietscheli. The methodcomprises the steps of culturing a host plant cotton; culturing primary hosts bemisia tabaci and aphis gossypii; culturing secondary hosts; preparing female parents of encarsia sophia; breeding maleencarsia sophia. The method achieves the purpose of rapidly producing male encarsia sophia under the condition that there are few inset breeding chambers and the population number of bemisia tabaci ina field and specific parasitic wasps thereof is small, the mass propagation of encarsia sophia before the peak period of bemisia tabaci is thus realized, and the method is used for biological controlover bemisia tabaci.

The invention relates to a diagnostic kit for fast determining aphis gossypii glover sensitivity to acetamiprid. The diagnostic kit comprises a finger-type pipe, an agent film and a filler. The finger-type pipe is a glass pipe with one enclosed end. The agent film is an acetamiprid agent film uniformly adhering to the inner surface of the finger-type pipe. The opening end of the finger-type pipe is detachably filled with the filler. The diagnostic kit is used for fast diagnosis of field aphis gossypii glover sensitivity to acetamiprid, shortens diagnosis time, produces accurate and reliable results and prevents adverse results such as cost increasing, prevention and treatment failure and environment pollution caused by use of acetamiprid in a resistant population.

An aphis gossypii gossypol-induced CYP6J1 promoter and activity analysis belong to field of bioengineering technology. The invention provides an obtained aphis gossypii gossypol-induced CYP6J1 promoter sequence as shown in SEQ ID NO:1, wherein the region from -1bp to -848bp of the SEQ ID NO:1 is the DNA sequence of the aphis gossypii gossypol-induced CYP6J1 promoter, and the region from +1bp to +297bp of the SEQ ID NO:1 is the DNA sequence of the 5' untranslated region of the aphis gossypii P450 gene CYP6J1. The promoter of the invention can be used for high level expression of eukaryotic genes, and for obtaining low-abundance genes for research so as to realize high-level and stable expression of the genes, and has positive significance on target function research.

The invention provides a method for detecting parasitism rate and ovipositing quantity of aphelinus mali in eriosoma lanigerum. An invented primer pair is used for conducting PCR amplification, the aphelinus mali and target genes of the aphelinus mali in genomic DNA of the eriosoma lanigerum can be detected, and accordingly, whether the eriosoma lanigerum is parasitized by the aphelinus mali or not is distinguished. By adoption of the method provided by the invention, the ovipositing quantity of the aphelinus mali can be quite clearly calculated, and calculation is more accurate and easier than an anatomical method; the parasitism rate of the parasites in the eriosoma lanigerum can be accurately calculated, the pest control effect of the aphelinus mali on the eriosoma lanigerum is confirmed, and the phenomenon that certain aphelinus mali eggs die in the development process of the aphelinus mali or part of the eriosoma lanigerums parasitized by the aphelinus mali fall preys or are lost, and consequentially the parasitism rate is low is avoided.

The disclosure provides a new and distinct hybrid melon variety NUN 16177 MEM as well as seeds and plants and fruits thereof. NUN 16177 MEM is a Cantaloupe non-sutured melon variety of the Golden subtype with long shelf-life, ovate shape, strong orange rind color and moderate orange flesh, comprising resistance to Podosphaera xanthii Race 1, Race 2, Race 5, Fusarium oxysporum melonis Race 0, Race 1, and Race 2, and Aphis gossypii.

The disclosure relates to melon variety NUN 16058 MEM as well as seeds and plants and fruits thereof. NUN 16058 MEM is a Cantaloupe non-sutured, long shelf life melon variety comprising resistance to Fusarium oxysporum f. sp. melonis Race 0, Race 1 and Race 2, Podosphaera xanthii Race 1, Race 2, and Race 5, Golovinomyces cichoracearum (Gc), and Aphis gossypii (Ag).

The invention relates to a pesticide composition for preventing and treating Aphis gossypii Glover on cucumber and bacterial angular leaf spot of cucumber, specifically to a pesticide composition formed by compounding Metarhizium anisopliae and Zn thiazole and an application method thereof, belonging to the technical field of pesticides. The pesticide composition uses Metarhizium anisopliae and Znthiazole as main components and uses aids and a filler carrier as auxiliary components, so the advantages of the main and auxiliary components complement each other. A preparation method for the pesticide composition is simple in process, high in yield and free of the production of waste water, waste gas and industrial residues, and all the raw materials are converted into the pesticide composition; and the prepared pesticide composition effectively controls harm caused by Aphis gossypii Glover on cucumber and the bacterial angular leaf spot of cucumber.

The invention discloses an aphid high lethal gene and application thereof in aphid prevention and control, and belongs to the field of agricultural pest prevention and control. The invention discloses application of Synapsin or a substance for regulating and controlling the expression of a Synapsin coding gene or a substance for regulating and controlling the activity or content of the Synapsin in regulating and controlling the survival rate of aphids. The Synapsin is a protein with an amino acid sequence shown as a sequence 4 in a sequence table. The invention also provides a preparation for preventing and treating aphids. The preparation contains double-stranded RNA (Ribonucleic Acid) which is Agsyn dsRNA-1 or/and Agsyn dsRNA-2. RNAi application is carried out on aphis gossypii nerve synapse conduction related genes by applying a body wall dropwise addition method, a phenotype with a high fatality rate is obtained on the premise of ensuring interference efficiency, and the fatality rate of dsRNA is improved by applying a nano-carrier.