Soil fertility management and impact on sweet potatoes - soybeans growing in Makunga (Kakamega) and (Kibargoi) Elgeiyo Marakwet counties Author/Editor(s): Jepkemboi, CarolyneKebeney, S.J.Kitilit, J.K.Kale, P.C.Date of publication: 2017RUFORUM Journal Articles Read more about Soil fertility management and impact on sweet potatoes - soybeans growing in Makunga (Kakamega) and (Kibargoi) Elgeiyo Marakwet counties