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Subject Term
- farming methods[remove]5
- extension4
- extension education3
- extension research3
- agricultural education2
- extension programs2
- farmer education2
- natural resources2
- chemicals1
- conservation1
- education effects1
- education programs1
- education research1
- environment1
- environment education1
- extension agents1
- extension services1
- family farms1
- farmer attitudes1
- income1