Ashton, Floyd M. Mode of action of herbicides by Floyd M. Ashton and Alden S. Crafts. - New York John Wiley 1973 - viii, 504p., illus. ISBN: 0-471-03510-6. Subjects--Topical Terms: Herbicides Pesticides Weeds - control. Dewey Class. No.: 632.954, / A81H