TY - PRO AU - Bell,M.A. AU - Lafitte,H.R. TI - The role of the harvest survey in agronomic diagnosis PY - 1989/// CY - Madison, WI (USA) PB - ASA KW - Agronomic characters KW - AGROVOC KW - Experiments KW - Harvesting KW - Surveying KW - Yield components KW - Yields N1 - Abstract only ER -