KeywordsTimber Economic Botany Minor Species Natural Limit Forest Survey
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- 1.Critchfield, W. B. & E. L. Little, Jr. 1966. Geographic distribution of the pines of the world. USDA Forest Serv. Misc. Publ. 991, 97 pp.Google Scholar
- 2.Mohr, C. 1896. The timber pines of the southern United States. USDA Div. Forest. Bull. 13, 160 pp.Google Scholar
- 3.USDA Forest Service. 1965. Silvics of forest trees of the United States. USDA Forest Serv. Agr. Handbook 271, 762 pp.Google Scholar
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