TY - BOOK AU - U.S. Gupta TI - Crop Improvement. Vol 1 Physiological attributes SN - 81-204-0596-X U1 - 581.1 PY - 1992/// CY - Nex Delhi PB - Oxford and IBM Publishing Co. Pvt.Ltd. N1 - U.S. Gupta: Crop Improvement. Vol 1 Physiological attributes. Nex Delhi. Oxford and IBM Publishing Co. Pvt.Ltd., 1992. 81-204-0596-X--(581.1GUP) ER -