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pro vyhledávání: '"Eckert, John Edward"'
Autor:
Hahn, Roger
Publikováno v:
Isis: A Journal of the History of Science in Society; 1999 Supplement, Vol. 90, pS182, 10p, 1 Black and White Photograph
Autor:
James R. Troyer
Through the pioneering efforts of ecologist B. W. Wells (1884-1978), thousands of North Carolinians learned to appreciate and protect the state's diverse plant life long before ecology and conservation became popular causes. A keen observer of the na
