Books by J. B. Wyckoff
Food security research in sout
Food security research in southern Africa
Market reforms, research polic
Market reforms, research policies, and SADCC food security
Food and agricultural legislat
Food and agricultural legislation
The role of energy in the stru
The role of energy in the structure of agriculture
Corporate agriculture in Orego
Corporate agriculture in Oregon
Cattle transportation in Washi
Cattle transportation in Washington
Practices and costs in marketi
Practices and costs in marketing sheep and lambs in Oregon