The purpose of this report is to provide information to extension officers, researchers, project implementors and policy-markers on the economic viability of mixed cropping systems. In so doing, it will list the more profitable crop combinations that can be recommended to small farmers. Since the main objective of the Hillside Agriculture SubProject is to increase the socio-economic well-being of resource-poor farmers of the watershed areas in the Northern Rio Cobre, the emphasis has been on developing strategies in increasing on-farm income while at the same time conserving the soil on the hillsides