TY - BOOK AU - Rai,M K TI - Handbook of microbial biofertilizers SN - 9781560222705 U1 - 631.86 RAI CY - Boca Raton:CRC Press,c2006 KW - Agriculture KW - Fertilizers KW - Microbiology KW - Biofertilizers KW - Sustainable agriculture KW - Organic farming ER -