TY - BOOK AU - Patidar,Prakash Chandra AU - Guide: Kushwaha,S.S TI - Comparative effect of ammonium polyphosphate and orthophos phate sources applied at low and high fertility regimes to soybean genotypes U1 - 633 PY - 1989/// CY - Jabalpur PB - Jawaharlal Nehru Krishi Vishwavidyalaya Jabalpur KW - Agronomy ER -