00451nam a2200145Ia 4500 100415s9999 xx 000 0 und d 18748 630 PILLAI G.M. Challenges of Agriculture in the 21st Century PUNE 1999 MAHARASHTRA COUNCIL OF AGRICUL 400 Challenges of Agriculture in the 21st Century Challenges of Agriculture in the 21st Century BOOK 601645 601642 0 0 0 0 BNHS BNHS 2000-05-24 400.00 0 630 18748 BNHS-18748 2010-04-15 00:00:00 2010-04-15 BOOK