TY - BOOK AU - Ajoy Gangopadhyay TI - Crop Production Systems Management SN - 81-89729-64-0 U1 - 633 PY - 2007/// CY - New Delhi PB - Gene-Tech Books N1 - Ajoy Gangopadhyay: Crop Production Systems Management. New Delhi. Gene-Tech Books, 2007. 81-89729-64-0 Rs. 795.00--(633GAN) ER -