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Table 6 Farmers’ source of knowledge of the use of vetiver grass.

From: Farmers’ awareness of the potential of vetiver grass for soil erosion control on Ogbomoso Agricultural Zone farmlands, south-western Nigeria

Sources of usage knowledge Frequency Percentage
No knowledge 97 24.25
Neighbouring farmers 106 26.50
Extension agent 101 25.25
Media 11 2.75
Internet 12 3.00
Neighbouring farmers and extension agent 49 12.25
Neighbouring farmers, extension agent and media 24 6.00