David Mwangi Kihoro, Geofrey Kingori Gathungu, Moses Gachoka Wainaina and Vicky Nyambura Wairimu 2023. Evaluation of the effect of farmers’ experience on optimization of coffee yields in Chuka Sub-County, Tharaka Nithi County, Kenya. Journal of Innovative Agriculture and Social Development. 2, 1 (Jun. 2023), 44–55. DOI:https://doi.org/10.57095/jiasd20232124.