Schemes in Ghana Ephraim Sekyi-Annan 1,2, Bernhard Tischbein 1, Bernd Diekkrüger 3 ID and Asia Khamzina 4,* ID 1 Department of Ecology and Natural Resources Management, Center for Development Research, University of Bonn, Genscherallee 3, 53113 Bonn, Germany; sekyiannan@yahoo.com (E.S....