Home Publications & Data Presentation The soil carbon dilemma in the humid tropics: cannot hoard it!? author(s) Sommer, Rolf published in2017 original file download full citation Sommer, Rolf; Paul, Birthe; Kihara, Job. (2017) The soil carbon dilemma in the humid tropics: cannot hoard it!?. International Center for Tropical Agriculture (CIAT). Cali.CO. 13 p.