TY - BOOK AU - HILDEBRAND, PETER E AU - RUSSELL, JOHN T TI - ADAPTABILITY ANALYSIS A METHOD FOR THE DESIGN, ANALYSIS AND INTERPRETATION OF ON-FARM RESEARCH-EXTENSION SN - 0813824524 U1 - 630.724 CY - AMES KW - AGRICULTURA-INVESTIGACION KW - INVESTIGACION AGROPECUARIA ER -