Composition comprising benzylamine acaricide and use thereof
A composition and use thereof. The composition comprises an active component a and an active component b; the active component a is a compound as shown in general formula A; and the active component b is at least one of compounds which have insecticidal, acaricidal or bactericidal activity and are different from the compound as shown in general formula A. The composition has the advantages of synergistic effect and expanding prevention and treatment spectrum, and can be used for preventing and treating various pests, particularly mite damage, and plant diseases caused by various fungi, bacteria, nematodes and viruses.
1 . A composition comprising an active component a and an active component b, wherein the active component a is a compound as shown in general formula A,
wherein n is 0 or 1;
R 1 is methyl or chlorine;
R 2 is methyl, ethyl, propyl, butyl, isopropyl, cyclopropyl, cyclopropylmethyl, allyl, propargyl, fluoroethyl, difluoroethyl, trifluoroethyl, chloroethyl, trichloroethyl, or cyanoethyl;
R 3 is hydrogen or fluorine;
the active component b is selected from chloride channel agonist insecticide b4, mite growth inhibitor insecticide b6, ATP synthase inhibitor insecticide b8, mitochondrial electron transport complex III inhibitor insecticide b12, acetyl coenzyme A carboxylase inhibitor insecticide b15 or mitochondrial electron transport complex II inhibitor insecticide b16.
2 . The composition of claim 1 , wherein the active component a and the active component b have a weight ratio of 150:1 to 1:150.
3 . The composition of claim 1 , wherein the active component a is selected from the compounds as shown in the structure of:
4 . A method of controlling pest or disease, the method comprising applying the composition of claim 1 .
5 . The use method of claim 4 , wherein the composition is used in the control of pest, mite or disease by applying directly or indirectly at an effective dose of 10-5000 g per hectare to the insect, mite or fungus to be controlled or to the medium in which it grows.
6 . A method of controlling mite infestation, the method comprising applying a composition, wherein the composition comprises an active component a and an active component b, wherein the active component a comprises a compound having the structure as shown in formula I-53 and/or formula I-1202; the active component b is selected from clofentezine and/or hexythiazox;
wherein the weight ratio of active component a and active component b is 1:(5-30).
7 . The method of claim 4 , wherein the pest is mite.
8 . The composition of claim 2 , wherein the active component a is selected from the compounds as shown in the structure of:
9 . A method of controlling pest or disease, the method comprising applying the composition of claim 2 .
10 . The method of claim 9 , wherein the pest is mite.
11 . The method of claim 9 , wherein the composition is used in the control of pest, mite or disease by applying directly or indirectly at an effective dose of 10-5000 g per hectare to the insect, mite or fungus to be controlled or to the medium in which it grows.
12 . The composition of claim 1 , wherein the active component b is selected from spiromesifen, spirodiclofen, cyetpyrafen, propargite, etoxazole, avermectin, clofentezine, hexythiazox or bifenazate.