. Ecological investigations upon the germination and early growth of forest trees. Trees; Germination; Growth (Plants). Fig. I. The effect of light upon the development of Pinus pondcrosa (S. D.). Ten plants each (i) grown in open light, (2) grown in medium shade. 5^ natural Eic. 2. The eft'ect of //(//// upon the development of Robinia pscudcicacia. Three plants each (1) ,iirown in open , (2) in medium shade, (3) m dense shade, i^ natural Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration
. Ecological investigations upon the germination and early growth of forest trees. Trees; Germination; Growth (Plants). Fig. I. The effect of light upon the development of Pinus pondcrosa (S. D.). Ten plants each (i) grown in open light, (2) grown in medium shade. 5^ natural Eic. 2. The eft'ect of //(//// upon the development of Robinia pscudcicacia. Three plants each (1) ,iirown in open , (2) in medium shade, (3) m dense shade, i^ natural 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
Size: 1909px × 1309px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, bookpublisherlincolnneb, booksub
