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Article History

Received: 3 November 2017

Accepted: 14 February 2018

First Online: 23 February 2018

Ethics approval and consent to participate

: Letters of consent were taken from Addis Ababa University and Ofla woreda Agriculture and Natural Resources Conservation offices, prior to the data collections. Oral consents were also obtained from the informants by performing group discussions about the objectives of the study prior to the interviews, and all data were collected through their oral consents. Finally, Addis Ababa University certified the research findings after they were presented for public defense.

: Not applicable.

: The authors declare that they have no competing interests.

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