Participation of extension population and soil conservation , In: The Management of Mountain Ecosystems [printed text] / PANDEY, K.K. ; , . - 1979 . - v. 2/3 : -, 195-213p, ,. Languages : (En)
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Participation of extension population and soil conservation , In: The Management of Mountain Ecosystems [printed text] / PANDEY, K.K. ; , . - 1979 . - v. 2/3 : -, 195-213p, ,. Languages : (En)
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