A fungicidal composition which comprises as an active ingredient a 1,8-disubstituted carbostyril derivative of the formula: ##STR1## wherein R is a chlorine, bromine or fluorine atom or methyl group, A is an ethylene or vinylene group and X is an oxygen or sulfur atom, and an inert carrier or diluent.
一种杀真菌组合物,其活性成分为公式的1,8-二取代的羟基
喹啉衍
生物:##STR1##其中R为
氯、
溴或
氟原子或甲基基团,A为
乙烯或
乙烯基团,X为氧或
硫原子,以及惰性载体或稀释剂。