TY - GEN TY - GEN T1 - Biochar Systems for Smallholders in Developing Countries : Leveraging Current Knowledge and Exploring Future Potential for Climate-Smart Agriculture A1 - Scholz, Sebastian M. A2 - Lehmann, Johannes A2 - Roberts, Kelli Griffin A2 - Scholz, Sebastian B. A2 - Sembres, Thomas A2 - Whitman, Thea A2 - Wilson, Kelpie A2 - Roberts, Kelli LA - eng PB - World Bank Publications YR - 2014 UL - https://kansalliskirjasto.finna.fi/Record/nelli06.3710000000140761 SN - 0-8213-9525-4 SN - 1-306-95726-5 SN - 0-8213-9526-2 ER -