Control of rice blast disease employing certain pyrido compounds
申请人:Pfizer Inc.
公开号:US04008325A1
公开(公告)日:1977-02-15
A method of treatment or control of diseases of rice plants comprising contacting the plants, and the seeds thereof with an effective amount of a compound of the formula: ##STR1## or a non-phytotoxic acid addition salt thereof, wherein each of X and Y completes a saturated or unsaturated pyrrolo- or pyrido-ring; X and Y may each be substituted with up to two substituents selected from halo, lower alkyl, phenyl, oxo or thio; And R is hydrogen, lower akyl, lower alkoxy, lower alkanoyl, benzoyl, hydroxy, lower alkanoyloxy, cyano, or halo; and Z is hydrogen or halo. Certain of these compounds are novel compounds and are claimed as such. Compositions for the treatment of plant diseases are also claimed.