TY - BOOK AU - Rao, N. S. Subba, TI - Biofertilizers in Agriculture And Forestry SN - 8120407911 U1 - 631 PY - 1997/// CY - New Delhi PB - Oxford & IBH Publishing Co. Pvt. Ltd. KW - Biofertilizers KW - Techniques, equipment & materials ER -