IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. As implied by its name, the Virginia ...
CONIFERS have not been very responsive to treatment with gibberellic acid. A definite stimulation of extension growth was obtained by Marth et al. 1 in only two of the five species investigated, Pinus ...
- common small shrubby pine of the eastern United States having straggling often twisted or branches and short needles in bunches of 2 ...
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