Subject: Invited Papers

2. Development and dissemination of appropriate root crops packages to farmers in Africa.
M. T. Dahniya, M. O Akoroda, M. N. Alvarez, P. M. Kaindaneh, J. Ambe-Tumanteh, J. E. Okeke, and A. Jalloh

10. Root and tuber crops in Asia-Pacific region: constraints to production and utilization.
S. P. Ghosh

18. Contribution of root and tuber crops to socioeconomic changes in the developing world: The case of Africa, with special emphasis on Ghana.
S. K. Dapaah