Abbas, Muhammad, Muhammad Irfan, and Javaid Ahmed Shah. 2018. “Differential Performance of Wheat Genotypes for Grain Yield, Phosphorus Uptake and Utilization at Low and High Phosphorus: Evaluation of PUE in Wheat Genotypes”. Proceedings of the Pakistan Academy of Sciences: B. Life and Environmental Sciences 55 (2):55-64. https://ppaspk.org/index.php/PPAS-B/article/view/180.