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机译:Postharvest tillage reduces downy brome (Bromus tectorum L.) infestations in winter wheat.
USDA-ARS, Department of Crop and Soil Sciences, Washington State University, P.O. Box 646420, Pullman, WA 99164-6420;
Plant Physiologist (retired), USDA-ARS, Ten Sleep, WY 82442;
Department of Statistics (retired), Washington State University, P.O. Box 643144, Pullman, WA 99164-3144;