| 摘要 |
A trithiophosphoric acid ester of the formula: <IMAGE> wherein R is lower alkyl group, and R1 and R2 are different from each other, R1 is C1-C4 alkyl group and R2 is isobutyl, sec-butyl or tert-butyl group, which is useful as a soil pesticidal composition for pests in soil. |
