APPLIED ECOLOGY 



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FlG. 170. Eight-year-old plantations of pine on the same soil type (Duke 

 Forest, Piedmont of N. C.) to compare growth of northern species, (1) red 

 pine, and (2) white pine, with that of native loblolly pine (3). The pictures 

 speak for themselves.— Photos by W. R. Boggess. 



