993 resultados para Southern Railway (U.S.)


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Includes bibliographical references (p. 36-37).

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Issued Dec. 1974.

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"State agricultural extension services cooperating."

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"August 1949."

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Supersedes U.S. Dept. of Agriculture Technical bulletin 492. Artificial reforestation in the southern pine region, by P.C. Wakeley.

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Examination of the forest conditions was made under the joint supervision of the Geological survey of North Carolina, of the Bureau of Forestry of the Department of Agriculture, and of the U. S. Geological Survey.