Invention patent: b "pirimidiniloxialcanamida derivatives and fungicides agru00eccolas and hortu00eccolas' ' d .The present invention provides a pirimidiniloxialcanamida derivative represented by formula (I): (where R ^ 1 ^ represents a hydrogen atom, a group C ~ 1 ~ C ~ 6 ~ alkyl.A group C ~ 3 ~ C ~ 6 ~ cicloalquila or similar, R ^ 2 ^ represents a group C ~ 1 ~ C ~ 6 ~ alkyl, a group C ~ 1 ~ C ~ 4 ~ haloalquila or similar, R ^ 3 ^ represents a hydrogen atom,A group of C ~ 1 ~ C ~ 6 ~ alkyl, a halogen atom or the like, R ^ 4 ^ represents a hydrogen atom, a group C ~ 1 ~ C ~ 6 ~ alkyl or the like, Q represents a cyano group.A group of C ~ 1 ~ C ~ 6 ~ alcoxicarbonila or similar, and a represents an oxygen atom or a sulphur atom).And a new agricultural or horticultural fungicide comprising the pirimidiniloxiacanamida derivative as active ingredient.The agricultural or horticultural fungicides according to the present invention have excellent control effects with respect to the rust of rice.Which, of course, is excellent in comparison with known compounds.In addition, the agricultural and horticultural fungicide of the present invention also exhibit excellent residual activity,As well as persistence after rain without any negative effects on the plants in question.
展开▼
