by Sheppard, S. R. J. (Stephen Richard John), 1952- | Harshaw, H. W. (Howard W.) | International Union of Forestry Research Organizations.
by Rao, A N, ; Dhanarajan, G and Sastry C B | Sastry, Cherla B | China. Lin yeh pu | International Development Research Centre (Canada) | International Union of Forestry Research Organizations.
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