compost or salt, agricultural and horticultural insecticide, method for using it, use of compost or salt and animal ectoparasite control agent

摘要

The present invention addresses the problem of developing and providing a new pesticide for agricultural and horticultural use as there is still great damage to agricultural and horticultural crop production by pests and the like and pests that are resistant to conventional chemicals have been emerging. The present invention provides: a fused heterocyclic compound having a hydrazonyl group or salts thereof, preferably a fused heterocyclic compound represented by the general formula (1) or salts thereof; a pesticide for agricultural and horticultural use containing this fused heterocyclic compound or a salt thereof as an active ingredient; and a method for using this pesticide for agricultural and horticultural use. (in the formula, R 1 represents, for example, an alkyl group; R 2 represents, for example, a hydrogen atom, each of R 3 and R 4 represents, for example, an alkyl group, a haloalkyl group, an acyl group or the like; a1 represents, for example, a nitrogen atom, a2 represents, for example, nme or an oxygen atom, a3 represents, for example, a carbon atom or a nitrogen atom, a4 represents, for example, ch; m represents for example 2; and n represents for example 1.)