| 摘要 |
PROBLEM TO BE SOLVED: To provide a novel parasiticide against harmful arthropods and nematodes that parasitize mammals, birds or the like.SOLUTION: A parasiticide composition against external or internal parasites in mammals or the like contains, as active ingredients, one or more selected from among pyrazole derivatives represented by the specified general formula (1) and salts thereof. [In the formula, Arepresents -N(O)or -CR; R, Rand Reach represent a hydrogen atom, a halogen atom, a Cto Calkyl or the like; Rrepresents a hydrogen atom, a Cto Calkyl or the like; Rrepresents -C(O)R, -C(O)N(R)R, or the like; R, Rand Reach represent a hydrogen atom, a Cto Calkyl or the like; and m1 represents an integer of 0 or 1.] |
