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- 这也有其他语言版本:
- Français (fr)
- English (en)
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- This collection of farmer training materials was originally developed by Canadian Foodgrains Bank and African Conservation Tillage Network staff to support agricultural training projects in sub-Saharan Africa. The authors encourage agriculture development practitioners to submit ideas or requests...
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- 这也有其他语言版本:
- English (en)
- Français (fr)
- Español (es)