TY - BOOK AU - Gupta,U.S. TI - Crop improvement SN - 0813313805 : U1 - 631.523 20 PY - 1992/// CY - New Delhi, India PB - Oxford & IBH Pub., KW - Crop improvement KW - Crops KW - Physiology KW - Effect of stress on KW - Quality N1 - "Originally published in India by Oxford & IBH Publishing Co. Pvt. Ltd., New Delhi"--T.p. verso; Includes bibliographical references and indexes; v. 1. Physiological attributes ER -