| abstract |
A substituted carboxanilide derivative provided by the inventionnand represented by the formula (1):n nwherein A is is a hydrogen atom or methyl, B is a methyl or ethyl, andnHet is 1-methyl-3-substituted-4-pyrazolyl or 2-methyl-4-substituted-5-triazoylngroup, exhibits a disease control effect against Botrytis cinerea ,nPowdery mildew, Pyricularia oryzae of rice plant and othernvarious plant diseases, is excellent in residual effect, has alsonactivity against resistant strain for conventional chemicals,nparticularly exerts control effect against Botrytis cinerea at anlower dosage as compared with a prior art, is also safe for crops, andnthus is useful as a plant disease control agent. |