1Which policy would work better for improved soil fertility management in sub-Saharan Africa, fertilizer subsidies or carbon credits?

作者： Marenya, Paswel; Nkonya, Ephraim; Kato, Edward; Xiong, Wei; SCI

机构： Int Food Policy Res Inst, Washington, DC 20036 USA; Chinese Acad Agr Sci, Inst Environm & Sustainable Dev Agr, Beijing 100193, Peoples R China;

来源：AGRICULTURAL SYSTEMS

关键词： agricultural policy application rates carbon carbon sequestration crop yield fertilizers income land management poverty productivity simulation simulation models soil fertility subsidies Africa.