This paper reviews the key constraints limiting the practice of CA in tropical rainfed agroecologies. It examines evidence from research, and from widespread indigenous practice, that indicates that successful CA systems for tropical smallholders would benefit substantially from the integration of trees. It argues that Conservation Agriculture with Trees (CAWT) addresses a number of the critica...

FAO has accorded food security and sustainable livelihood a high priority since the Rio Summit and more recently in response to the declaration of the World Summit on Sustainable Development. On its part, the FAO Forestry Department in collaboration with partners, has launched a number of initiatives to assist developing countries, particularly those with low forest cover, designing and strengt...