Arylpyrazole insecticides

A compound of formula (I) or a salt thereof, wherein Ar is the aromatic alkyl group or an optionally substituted of optionally substituted aromatic heterocyclic group, R is H, halogen or after C, N, (S, or P linkage group, WHICH is a halogen or after C, N, (S, or P linkage group;, wherein H or after C, N, or (S the linkage's group, y is H or after C, N, (S, or P linkage group, or X and Y and is formed in THE nitrogen atom of the suspension is N, (S, WHEREIN and/orOptionally substituted and n-containing heterocycle group. The production method of comprising the compound (I) agricultural medicine composition. When administered harmful in - vivo zoology and botany, wherein the compound (I) and salt or alkyl of of the injurious insect and zoology and botany of plasmodium health of an, and at least a strong insecticidal activity. Alcohol, wherein the is used for preventing and control of said alkyl, or agrobacterium the drug the injurious insect's, wherein the compound (I) and salt with high surface properties, wherein substantially without comprising a plant, and is low to the ichthyotoxin.