Macharia, Mary Wandia; Gachari, Moses Karoki; Mariita, Nicholas Obuya; Mundia, Charles N.; Kuria, David Ndegwa(Journal of Applied Sciences, Engineering and Technology for Development. JASETD, 2018-04)
Sirengo, Ruth Khatioli; Mundia, Charles N.; Sichangi, Arthur Wafula(SSRG International Journal of Agriculture & Environmental Science (SSRG-IJAES), 2018-04)