Nazeer M. POTENTIAL EVAPOTRANSPIRATION TREND ANALYSIS FOR DIFFERENT CLIMATIC ZONES IN KHYBER PAKHTUNKHWA, PAKISTAN. The Nucleus [Internet]. 2012 May 4 [cited 2024 Nov. 22];49(2):101-6. Available from: http://202.83.167.189/index.php/Nucleus/article/view/803