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- farming methods[remove]19
- on-farm research[remove]19
- farming systems research10
- farming systems8
- farmers6
- extension5
- participation5
- bibliographies4
- extension communication4
- extension systems4
- Latin America3
- crops3
- decision making3
- extension methods3
- indigenous knowledge3
- scientists3
- adoption2
- agriculture research2
- cooperation2
- innovations2