21 results about "Tetranychus cinnabarinus" patented technology

The invention belongs to the technical field of tetranychus cinnabarinus prevention and control, and particularly relates to a cassava tetranychus cinnabarinus green prevention and control method based on immune induced resistance. The method is realized by spraying a methyl salicylate composite agent in the cassava planting process or when tetranychus cinnabarinus diseases occur. The active component of the pesticide is a synergistic compound combination of methyl salicylate and empedobacter brevis or afidopyropen. Through the synergistic effect of methyl salicylate and empedobacter brevis or afidopyropen, the control effect on cassava tetranychus cinnabarinus is remarkably improved. The methyl salicylate can simulate an induction mode of feeding of phytophagous pests, activate a defense system of the cassava and induce the cassava to generate persistent systematic resistance; empedobacter brevis or afidopyropen directly acts on the spider mites, and quick-acting killing is achieved. The invention provides an innovative solution for green prevention and control of cassava tetranychus cinnabarinus and has important significance for promoting sustainable development of cassava industry.

The invention relates to the technical field of pesticides, in particular to a cassava leaf extract, a preparation method thereof and application of the cassava leaf extract in prevention and treatment of tetranychus cinnabarinus. Comprising the following steps: adding an extraction solvent and a biological enzyme into dried cassava leaves, and extracting to obtain a soak solution; and drying the soaking solution to obtain the cassava leaf extract. Compared with a traditional chemical pesticide, the cassava leaf extract disclosed by the invention is efficient in control effect through the synergistic effect of various secondary metabolites, can effectively prevent pests from generating drug resistance, and has a more lasting control effect.

The invention belongs to the technical field of pesticides, and particularly relates to a substituted aryl amide compound or a salt thereof, and a composition and application thereof. The compound is shown as a general formula I, wherein M represents CR9 or N; w represents O or S; r1, R2, R3, R4, R5, R6, R6, R7, R8, and R9 each independently represent hydrogen, halogen, alkyl, or the like; r11, R12, R13, R14, and R15 each independently represent hydrogen, halogen, an alkyl group, or the like; r16 represents a halogen, an alkyl group, an alkenyl group, an alkynyl group, or the like; the compound has excellent prevention and treatment effects on tetranychus truncatus, tetranychus cinnabarinus and the like.

The present application relates to a kind of parabacillus (Bacillus paralicheniformis) Bacillus paralicheniformis ) HMF14, the preservation number is CGMCC No.30480.The parabacillus HMF14 of the present application can resist salt and alkali, can simultaneously antagonize fusarium oxysporum, microdochium nivale var. avenae and xanthomonas campestris pv. tridii, also has toxic effect to pratylenchus penetrans and tetranychus cinnabarinus, can effectively prevent and treat wheat take-all disease and wheat black foot disease.

Use of 1-methoxyindole or derivatives thereof for repelling and / or killing pests is provided, belonging to the technical field of pest control. The active ingredient provided by the present disclosure is 1-methoxyindole (1-MOI), which is a compound found in Metarhizium robertsii. When applied as a repellent, 1-methoxyindole at a concentration of 0.127 μg / cm2 in a plane has a repellent effect on a variety of ants, termites, and ticks, and the higher the content of 1-methoxyindole, the better the repellent effect; and when applied as a pesticide, 1-methoxyindole at a concentration of 0.14 μg / cm3 in space has a killing effect on a variety of pests such as ants, termites, ticks, thrips, mosquitoes, Bemisia tabaci, Nilaparvata lugens Stal, and Tetranychus cinnabarinus, and the higher the concentration of 1-methoxyindole, the better the killing effect.

The invention relates to the technical field of emulsion in water, and discloses an emulsion in water containing abamectin and pyriproxyfen and application thereof.The abamectin, the pyriproxyfen and a mixed solvent serve as raw materials and are evenly mixed, and an oil phase is obtained; an emulsifying agent, a defoaming agent, ethylene glycol and deionized water serve as raw materials and are evenly mixed to obtain a water phase, the water phase and an oil phase are evenly mixed to obtain the emulsion in water, the emulsion in water has good heat storage stability and cold storage stability, the death rate of diaphorina citri and tetranychus cinnabarinus reaches 80% or above when the emulsion in water is used for treating the diaphorina citri and the tetranychus cinnabarinus, and the emulsion in water has a good insecticidal effect. The prepared water emulsion containing abamectin and pyriproxyfen is a multifunctional environment-friendly product which is convenient to use, efficient, low in toxicity and low in cost, and has good market development potential.

The present invention relates to the technical field of pesticides, and in particular to a substituted arylamide compound or salt thereof, a composition comprising same, and a use of same. The compound is as shown in general formula I, wherein M represents CR9 or N; W represents O or S; R1, R2, R3, R4, R5, R6, R6, R7, R8, and R9 each independently represent hydrogen, halogen, alkyl, or the like; R11, R12, R13, R14, and R15 each independently represent hydrogen, halogen, alkyl, or the like; and R16 represents halogen, alkyl, alkenyl, alkynyl, or the like. The compound has an excellent control effect on Tetranychus truncatus, Tetranychus cinnabarinus, and the like.

The invention discloses a 3-substituted-4-pyridyl-1, 2, 5-thiadiazole compound with a novel structure or a salt of the 3-substituted-4-pyridyl-1, 2, 5-thiadiazole compound. The structural general formula of the compound is shown as a formula (I). The compound disclosed by the invention has an excellent prevention and treatment effect on agricultural pest mites, particularly tetranychidae (such as tetranychus cinnabarinus and tetranychus urticae), acaridae and the like, shows higher biological activity and better selectivity compared with known analogues containing benzene rings, and has the advantages of simple and convenient preparation method and good environmental compatibility. The invention also comprises a preparation method of the compound, an agricultural composition containing the compound and application of the compound to prevention and control of pest mites.

The invention discloses a plant acaricide and a preparation method thereof, and belongs to the technical field of mite control, DL-menthol is used as an effective component and is mixed with lauric acid to prepare a stable eutectic solvent, mesoporous silica is adopted for loading, then hole sealing treatment is performed, the stability of the DL-menthol is effectively improved, and the plant acaricide is prepared. Meanwhile, long-acting slow release of the medicine is achieved, so that the acaricidal effect and duration of the DL-menthol are guaranteed, the problem that the acaricidal effect is poor due to the fact that the DL-menthol is prone to volatilization is solved, and the prepared acaricide has good application prospects in prevention and treatment of tetranychus cinnabarinus.

The invention relates to preparation and application of a novel trifluoroalkyl-containing thiophenyl pyridine derivative. Specifically, the invention relates to a compound as shown in a formula (I-1) or (I-2) or an isotope labeled compound of the compound, or an optical isomer, a geometric isomer, a tautomer or an isomer mixture of the compound, or a pharmaceutically acceptable salt of the compound, the invention also relates to application of the compound in preparation of insecticide for pest control. The compound can achieve a better pest control effect at a lower dosage, especially for pests and pest mites such as tetranychus cinnabarinus, tetranychus urticae and panonychus citri.

The invention relates to a compound composition containing metarhizium anisopliae and rotenone and application of the compound composition, and belongs to the technical field of biopesticides. The effective components of the compound composition are rotenone and metarhizium anisopliae MaGX19S02, and the compounding mass ratio of the metarhizium anisopliae MaGX19S02 to the rotenone is (0.1-9): (0.1-1). According to the invention, by compounding the active components of metarhizium anisopliae and rotenone, the defects that a single component rotenone is high in price, and metarhizium anisopliae is poor in quick-acting property, unstable in pesticide effect and the like are effectively overcome; the compound composition containing the metarhizium anisopliae and the rotenone is an environment-friendly pesticide composition, and the active ingredients of the metarhizium anisopliae and the rotenone are in a reasonable compounding proportion range and have a synergistic effect on prevention and control of tetranychus cinnabarinus.

Disclosed are aryl sulfides, a method for synthesizing the same, and applications thereof. The aryl sulfides are compounds having a structure as shown in Formula I or agriculturally acceptable salts thereof. The aryl sulfides and the agriculturally acceptable salts thereof exhibit excellent effects on a variety of harmful organisms, particularly on spider mites represented by Tetranychus cinnabarinus, Tetranychus urticae, Tetranychus kanzawai, Panonychus citri, and the like, and can be used for controlling various harmful mites.

The invention discloses a novel method for researching gene functions. The R2R3MYB auxin signal transduction pathway plays an important role in regulating the formation and development process of tomato epidermal hair leaves. The auxin induces the expression of the S1ARF4 gene, and the S1ARF4 protein inhibits the expression of downstream S1THM1 and S1MYB52 genes. The S1THM1 and the S1MYB52 respectively regulate and control the formation of multi-cell and single-cell epidermal hair on the surfaces of tomato leaves by regulating and controlling downstream genes S1CycB2 and S1IAA15. The resistance of tomato plants to tetranychus cinnabarinus is enhanced by increasing the densities of II type epidermal hair and VI type epidermal hair, and a new strategy is provided for enhancing the biological stress resistance of the plants by using a genetic engineering means.

Disclosed are an oxazoline compound, a synthesis method therefor and an application thereof. The oxazoline compound has a structure represented by formula (I), wherein in the formula (I), R is selected from groups represented by formula (I-1), formula (I-2), and formula (I-3), where an oxazoline derivative having a novel molecular structure is obtained by introducing a nitrogen heterocycle, an ether bond or a sulfonate structure into the oxazoline compound. The oxazoline derivative is useful in the field of agricultural protection, and has higher acaricidal activity than etoxazole, can inhibit the synthesis of chitin from mites, and can effectively control the embryogenesis and development of eggs of Tetranychus cinnabarinus, as well as the ecdysis process from larvae to adults, and therefore has a significant effect in killing mite eggs and larvae.

The present invention discloses andrographolide diester derivatives, preparation methods, and applications. The general structural formula of this series of andrographolide diester derivatives is shown in Formula I. Studies have shown that some of the andrographolide diester derivatives disclosed herein have insecticidal activity against the oriental armyworm comparable to, or even higher than, the commercial botanical pesticide toosendanin. Some of the compounds also exhibit good contact activity against wingless adult apple aphids and adult female Tetranychus cinnabarinus mites, with significantly enhanced contact activity compared to the parent andrographolide. These compounds can be used to prepare highly effective, environmentally friendly, and low-toxic botanical pesticides.

The application belongs to the technical field of plant genetic engineering, and particularly relates to application of a tomato SlAVT6B gene in regulating amino acid transport to affect the ability of tomatoes to resist Tetranychus cinnabarinus. Through forward genetics, a method of whole genome association analysis (mGWAS) is used to locate the tomato SlAVT6B gene and find that it is located on the vacuole membrane. Through in vitro verification, it is found that SlAVT6B has the function of transporting primary metabolites, amino acids. Overexpression and knockout are carried out in tomato plants, and it is found that overexpression and knockout of the SlAVT6B gene can change the content of primary metabolites, amino acids in the tomato, and further affect the trichome development of the tomato and the resistance to Tetranychus cinnabarinus, so as to fully verify the biological function and application approach of the gene.

This invention relates to capsaicin ester derivatives, their preparation methods, and their applications. The general structural formula of this series of capsaicin ester derivatives is shown in formula (I), where R is selected from alkyl, substituted or unsubstituted phenyl, or unsubstituted cinnamyl. Experiments have demonstrated that some compounds in this series of capsaicin ester derivatives exhibit insecticidal activity against armyworms comparable to, or even exceeding, that of the commercially available plant-derived pesticide, azadirachtin; some derivatives also show good acaricidal activity against Tetranychus cinnabarinus, with significantly improved activity compared to the parent capsaicin. Therefore, they hold promise for the preparation of highly efficient, environmentally friendly, and low-toxicity plant-derived insecticides / acaricides.

The invention belongs to the technical field of pesticides and specifically relates to an aryl sulfide containing a benzylamine structure, a synthesis method therefor, and an application thereof. The aryl sulfide is denoted as compound I. Also provided is an agriculturally acceptable salt of the aryl sulfide. The compound represented by formula I shows excellent effects on various harmful organisms, especially spider mites represented by Tetranychus cinnabarinus, Tetranychus urticae, Tetranychus Kanzawai Kishida, Panonychus citri, etc., and can be used for controlling all kinds of harmful mites.

The invention relates to a chlorfenapyr-containing acaricidal composition as well as a preparation method and application thereof, and relates to the technical field of pesticides, the acaricidal composition comprises a first active component and a second active component, the first active component comprises chlorfenapyr, the second active component comprises acequinocyl, and the acaricidal composition is prepared from the first active component and the second active component. The mass ratio of the first active component to the second active component is (15: 1)-(1: 5). The acaricidal composition provided by the invention is reasonable in component, remarkable in synergistic effect, good in insecticidal effect, low in medication cost and safe to crops, can prevent and control mites such as tetranychus urticae, tetranychus cinnabarinus, panonychus citri and cotton spider mites, has a good prevention effect, and can delay the generation of drug resistance of pest mites.

The invention discloses an N-alkyl / benzyl / heteroaryl methylene pyrrolo-matrine derivative as well as a preparation method and application of the N-alkyl / benzyl / heteroaryl methylene pyrrolo-matrine derivative. The structural general formula of the disclosed N-alkyl / benzyl / heteroaryl methylene pyrrolo-sophocarpidine derivative is as shown in a formula I; experiments show that the N-alkyl / benzyl / heteroaryl methylene pyrrolo-matrine derivative disclosed by the invention has relatively good acaricidal activity on female adult mites of tetranychus cinnabarinus; compared with sophocarpine, the acaricidal activity of the sophocarpine is remarkably improved. The method can be used for preparing efficient, environment-friendly and low-toxicity insecticides.