Singh Tanuja Biofertilizer Technology - Jodhpur Agrobios (India) 2008 - 389p Singh Tanuja & Purohit S.S.: Biofertilizer Technology. Jodhpur. Agrobios (India), 2008. 81-7754-382-2 Rs. 990.00--(631.847SIN) ENGLISH ISBN: 81-7754-382-2 Dewey Class. No.: 631.847 / SIN