摘要:
Use as herbicides of certain phosphonium salts of the formula(R).sub.3 P.sym.--CH.sub.2 --X--R'.hal.crclbar.wherein the symbols have defined meanings.
摘要:
This invention relates to certain herbicidal sulfonamides, intermediates for their preparation, agriculturally suitable compositions of the sulfonamides and a method of use of the sulfonamides as a selective preemergent or postemergent herbicide or as a plant growth regulant.
摘要:
Unwanted sicklepod plants are controlled by subjecting the plants to an effective dosage of the (R.sup.*,S.sup.*)-(+)- optical isomer of 4-benzoyl-2,3-diphenylbutyric acid.