Technical Bulletin, Edição 1659

Agricultural Research Service Avena sterilis barley BLOCK cage cereal leaf beetle CLB resistance conservation costs CONTOUR-MT CONV CONT CONV ROTA CONV STRP conventional tillage COST INCREASE COST cost per acre crop budget Crop Science D. H. Smith Department of Agriculture Division Special Report East Lansing Economic Entomology erosion rates erosion reduction factor feeding damage genotypes grains greenhouse INCREASE COST INCREASE infestation insect J. A. Webster labor costs leaf hairs leaf pubescence lines machine and labor Michigan State University MINI CONT MINI ROTA MINI STRP minimum tillage nurseries Oulema melanopus oviposition percent PICKUP Plant breeding pubescence reduce erosion REDUCTION IN EROSION Research Division Special ROTATION STRIP CROP row crop Sample printout Schillinger seedlings sets of practices small-grain soil mapping units soybeans sterilis TERRACE & CONTOUR test plants TONS PER ACRE tractor trichomes U.S. Department USDA-ARS WINTER COVER ZERO CONT ZERO ROTA ZERO STRP zero tillage