na INLIS000000000001894 ing 0010-0923000261 Environmental Technology and Biosphere Management H. D. Kumar Varanasi,India : Professor of Botany and Co-ordinator, Biotechnology Programme, 2002 616 hlm. 3,3 cm 1-57808-194-7 628.418 KUM e C - Education, extension, and advisory work/Pendidikan, penyuluhan pertanian, dan dokumentasi MFN2191