Morphometric analysis of the Gal Oya river basin using spatial data derived from GIS

Withanage, N.S. ; Dayawansa, N.D.K. ; De Silva, R.P.

Tropical agricultural research, 2015-11, Vol.26 (1), p.175 [Periódico revisado por pares]

Postgraduate Institute of Agriculture, University of Peradeniya

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