Research Article
Effect of Potash on N, P and K Content of Young Mature Leaves and Nitrogen Utilization Efficiency in Selected Cotton Varieties
Department of Biological Science, Quaid-I-Azam university, Islamabad, Pakistan
Muhammad Ashraf
Department of Biological Science, Quaid-I-Azam university, Islamabad, Pakistan
Muhammad Ehsan Akhtar
National Agricultural Research Center (NARC), P.O. Box 1031, Islamabad, Pakistan