Shortleaf pine : its economic importance and forest management . Gross Character of Shortleaf Pine in Cross Section. Bui. 308, U. S. Dept. of Agriculture. Plate F-15050A Fig. 1.—A 70-Year-Old Shortleaf Pine Stand in New Jersey, Well Thinnedand All the Thinnings Fully Utilized.
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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherwashi, bookyear1915