00460nam a2200109Ia 4500 241024s9999||||xx |||||||||||||| ||und|| JAMES, A J Environmental impact: A Basis for increasing costs in wheat cultivation in the Punjab 1996 Institute of Economic Growth, working paper.180 AGRICULTURE | WHEAT | PUNJAB 0 0 0 0 MIDS MIDS WP 2037-03-06 0 338.17311 N6 WP40023 2024-10-24 16:48:19 2024-10-24 WP 72110 72110