| 摘要 |
A method for control of undesirable plant species and fungi by the application of an effective amount of a 1,2,4-trialkyl disubstituted pyrazolium salt having the formula: wherein R is alkyl C2-C5, allyl, propargyl, benzyl or carbethoxymethyl; X represents an anion having a charge of from 1 to 3; and m represents an integer from 1 to 3. |
