authors Mahmoud, Yahia Gitau, James K Karltun, Erik Kätterer, Thomas Kimutai, Geoffrey Njenga, Mary Nyberg, G. Nowina, Kristina Roing De Roobroek, Dries Sundberg, C.
has subject area clarisaCountry-404 Kenya agriculture agroecosystem agronomy biochar biomass crop yield environmental science production scale soil water stove sustainability yield increases