TY - BOOK AU - MAhajan,J.P AU - Guide: Bisen,D.C TI - Tracer studies on phosphorus utilization by crops as influenced by soil fertility status and phosphorus levels in medium block soil, Jabalpur U1 - 631.4 PY - 1979/// CY - Jabalpur PB - Jawaharlal Nehru Krishi Vishwavidyalaya Jabalpur KW - Soil Science & Agricultural Chemistry ER -