E.C, Ng’etich, W.K, Mutonga, M.W, Kipkorir. 2022. “Application of AquaCrop Model Yield Optimization for Prediction of Optimal Sowing Dates under Alternative Soil Moisture Regimes in Laikipia, Kenya.”. AFRICAN JOURNAL OF SCIENCE, TECHNOLOGY AND ENGINEERING (AJSTE) 3 (1), 1-16. http://journal.kyu.ac.ke/index.php/library1/article/view/107.