Research Article
Phosphorus Recommendations for Various Soil Series of Pakistan in Relation to P Fixation Tendencies
Soil and Water Testing Laboratory, Gujranwala, Pakistan
A. M. Ranjha
University of Agriculture, Faisalabad, Pakistan
S. M. Mehdi
Soil Salinity Research Institute, Pindi Bhattian, Pakistan
M. A. Zaka
Soil Salinity Research Institute, Pindi Bhattian, Pakistan
M. Sarfraz
Soil Salinity Research Institute, Pindi Bhattian, Pakistan