| 摘要 |
Fungicides containing ammonium salts of polyacids of the formula <IMAGE> where R1 is alkyl, cycloalkyl, cycloalkylalkyl or aralkyl, R2 and R3 are each hydrogen, hydroxyl, CH2OH or C1-C3-alkyl, Z is CH2, O, S, CO or (CH2)2 and Y is an anion of a copolymeric acid. |
