| abstract |
Novel pesticide, especially insecticides or miticides are provided. Pyrazole derivative and pesticides represented by the formula (1):n nwherein A 1 is -N(O) m2 or -CR 1 , each of R 1 , R 3 , R 4 is a hydrogen atom, a halogen atom, C 1 -C 6 alkyl or the like, R a is a hydrogen atom, C 1 -C 6 alkyl or the like, R b is -C(O)R 7 , -C(O)N(R 8a )R 8 or the like, each of R 7 , R 8 , R 8a is a hydrogen atom, C 1 -C 6 alkyl or the like, and m1 is an integer of 0 or 1. |