Biochar Effect on Maize Yield and Soil Characteristics in Five Conservation Farming Sites in Zambia

by Alfred Obia, Jan Mulder, Sarah E. Hale, Gijs D. Breedveld, David W. Rutherford, Magnus Sparrevik, Vanja Alling, Vegard Martinsen, Victor Shitumbanuma, Gerard Cornelissen
Published 2013-04-01