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Pesticide Science | 1990

New herbicidal derivatives of 1,2,4‐triazolo [1,5‐a] pyrimidine

William A. Kleschick; Mark J. Costales; Joseph E. Dunbar; Richard W. Meikle; William T. Monte; Norman R. Pearson; Sigrid W. Snider; Anna P. Vinogradoff


Archive | 1984

Substituted 1,2,4-triazolo-¬1,5-a|pyrimidine-2- sulfonamides and compositions and methods of controlling undesired vegetation and suppressing the nitrification of ammonium nitrogen in soil

William A. Kleschick; Robert J. Ehr; Ben Clifford Gerwick; William T. Monte; Norman R. Pearson; Mark J. Costales; Richard W. Meikle


Archive | 1989

Substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonamides, compositions containing them, and their utility as herbicides

William A. Kleschick; Robert J. Ehr; Mark J. Costales; Ben Clifford Gerwick; Richard W. Meikle; William T. Monte; Norman R. Pearson


Archive | 1987

Sulfonamides derived from substituted 2-amino-1,2,4-triazolo (1,5-a) pyrimidines and compositions and methods of controlling undesired vegetation

William A. Kleschick


Archive | 1985

1,2,4-triazolo[1,5-a]-1,3,5-triazine-2-sulfonamides and compositions and methods of controlling undesired vegetation

Norman R. Pearson; William A. Kleschick


Archive | 1986

Novel substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonamides and compositions and method for inhibiting pollen formation in corn

William A. Kleschick; Ben Clifford Gerwick; Robert J. Ehr; William T. Monte; Norman R. Pearson; Richard W. Meikle; Mark J. Costales


Archive | 1988

Herbicidal method with improved crop tolerance

William A. Kleschick; Jacob Secor; Theodore W. Holmsen


Archive | 1988

Pyrazolo[1,5-a]pyrimidine-2-sulfonyl chloride and -2-sulfide compounds

Anna P. Vinogradoff; William A. Kleschick


Archive | 1985

Process for the preparation of herbicidal sulfonamides

William A. Kleschick; Anna P. Vinogradoff; Joseph E. Dunbar


Archive | 1982

Selective preparation of isomers and enantiomers of cyclopropane carboxylic acids

William A. Kleschick

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