TY - JOUR AN - 001342556 AU - Li,Z.L. AU - Li,A.R. AU - Cao,Z.H. PY - 1984 TI - Effect of application methods of nitrogen fertilizers on the recovery of fertilizer N by spring wheat in calcareous soil JO - Soils VL - 16 IS - 4 SP - 134 EP - 137 UR - https://eurekamag.com/research/001/342/001342556.php ER -