. Ecological investigations upon the germination and early growth of forest trees. Trees; Germination; Growth (Plants). Fir,. I. The germmation curves of Phius ponderosa (Calif.)-. Fig. 2. The germination curves of Pinus Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Boerker, Richard Hans Douai, 1887-. Lincoln, Neb

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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherlincolnneb, booksub