Rehman, O. U., Rashid, M., Alvi, S., Kausar, R., Khalid, R., & Iqbal, T. (2013). Prospects of Using Gypsum to Conserve Water and Improve Wheat Yield in Rainfed Aridisols: Effect of Gypsum on Soil Moisture and Wheat Yield. Biological Sciences - PJSIR, 56(1), 11–17. https://doi.org/10.52763/PJSIR.BIOL.SCI.56.1.2013.11.17