Effect of long term application of fertilizer and crop residues on soil properties and crop yield under rice - wheat system in a mollisol
TH 631.4 N384E
Negi, Jyoti and Singh, Ajeet Pratap. Guide
Effect of long term application of fertilizer and crop residues on soil properties and crop yield under rice - wheat system in a mollisol
454949 88p.
Negi, Jyoti and Singh, Ajeet Pratap. Guide
Effect of long term application of fertilizer and crop residues on soil properties and crop yield under rice - wheat system in a mollisol
454949 88p.