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Effect of Trifluralin and Dinitramine on Aphanomyces Root Rot of Pea. C. R. Grau, Department of Plant Pathology, University of Minnesota, St. Paul, MN 55108, now at University of Wisconsin, Madison, WI 53706; T. P. Reiling, Green Giant Co., Le Sueur, MN 56058. Phytopathology 67:273-276. Accepted for publication 17 August 1976. Copyright 1977 The American Phytopathological Society, 3340 Pilot Knob Road, St. Paul, MN 55121. All rights reserved.. DOI: 10.1094/Phyto-67-273.

The herbicides trifluralin and dinitramine reduced root rot of pea caused by Aphanomyces euteiches in the field and in controlled environments. Yield of fresh, shelled peas was higher for plants grown in trifluralin- or dinitramine-treated soils than in nontreated soils at three of four locations.

Additional keywords: soil-borne plant pathogens.