| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Conservation Agriculture for Africa: Building Resilient Farming Systems in a Changing Climate | 978-1-78064-568-1 (1-78064-568-6) | 2016 | Theodor Friedrich · Saidi Mkomwa · Amir H. Kassam · J. N. Blignaut · H. Boulal · Trent W. Bunderson · Dennis Dennis |
| Two Ears of Corn | 978-0-317-62186-0 (0-317-62186-6) | 1985 | |
| Two Ears of Corn: A Guide to People-Centered Agricultural Improvement | 978-0-942716-03-0 (0-942716-03-5) | 1995 | |
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