USDA Agriculture Handbooks Tropical yams and their potential. Part 2, Dioscorea bulbifera
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- Martin, Franklin W.
- Yams. , Dioscorea batatas.
- iv, 20 p.
- Agricultural Research Service, U.S. Dept. of Agriculture in cooperation with U.S. Agency for International Development
- USDA agriculture handbooks
- This item is authored by federal employees as part of their official duties and are therefore non-copyrightable and/or published by the federal government and now in the public domain.