Trees -- Africa, Southern. : Trees of Southern Africa, covering all known indigenous species in the Republic of South Africa, South-West Africa, Botswana, Lesotho & Swaziland / by Eve Palmer and Norah Pitman.
Trees -- Age determination -- Congresses. : Age and growth rate of tropical trees : new directions for research : proceedings of the Workshop on Age and Growth Rate Determination for Tropical Trees, held at the Harvard Forest, Petersham, Massachusetts, April 1-3, 1980 / edited by F. Herbert Bormann and Graeme Berlyn.
1981
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10
Trees -- Age determination -- Tropics -- Congresses. : Age and growth rate of tropical trees : new directions for research : proceedings of the Workshop on Age and Growth Rate Determination for Tropical Trees, held at the Harvard Forest, Petersham, Massachusetts, April 1-3, 1980 / edited by F. Herbert Bormann and Graeme Berlyn.
