Effect of crop residues and organic manures on movement and transformations of urea in soils
MAVI, Manpreet Singh
Effect of crop residues and organic manures on movement and transformations of urea in soils - Ludhiana 2003 - 73 L
SOIL FERTILITY
CROP RESIDUES SOIL FERTILITY
631.42 M47E
Effect of crop residues and organic manures on movement and transformations of urea in soils - Ludhiana 2003 - 73 L
SOIL FERTILITY
CROP RESIDUES SOIL FERTILITY
631.42 M47E