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Subject Term
- extension agents[remove]6
- extension services[remove]6
- extension4
- participation4
- adoption2
- agricultural development2
- development2
- development issues2
- diffusion2
- extension education2
- extension programs2
- farming systems research2
- roles2
- rural development2
- Africa1
- Egypt (Africa, Northern)1
- Nigeria (Africa, Western)1
- Sierra Leone (Africa, Western)1
- Upper Volta1
- Zaire1