1.
Enhancing Soil Fertility and Crop Yield by Crop Rotation and Crop Residues: Growth parameter...
by Dr. Mohammad Shafi, Dr. Jeh...
ISBN: 9783844391251
List Price: $87.00
2.
Agricultural Research-Analysis and Overview: Agriculture and Food Security, Research Goals, ...
by Dr. Mohammad Shafi, Dr. Jeh...
ISBN: 9783639356830
List Price: $70.00