TY - BOOK AU - B.Ramamoorthi and J.C.Bajaj TI - Soil fertility map of India U1 - 631.452(540)(084.3) K9 PY - 1969/// CY - New Delhi PB - IARI KW - Bajaj, J.C. KW - Ramamoorthi, B. KW - Soil science,soil fertility ER -