. Botanical gazette. Plants. iqiq] WA TERM A N—ROO T SYS TEMS 45 most likely to be the controlling one, some experiments were carried on in the endeavor to clear up this point if possible, and to indicate the nature of the chemicals producing the different results. Experiments with plants in situ.—The first be settled was, can root extension be stimulated by the presentation of nutrient material either to the root tips or along the more mature roots ? This was investigated by diffusing Knop's solution from porous cylindrical cups (old atmometer cups in this case) which had been bur
. Botanical gazette. Plants. iqiq] WA TERM A N—ROO T SYS TEMS 45 most likely to be the controlling one, some experiments were carried on in the endeavor to clear up this point if possible, and to indicate the nature of the chemicals producing the different results. Experiments with plants in situ.—The first be settled was, can root extension be stimulated by the presentation of nutrient material either to the root tips or along the more mature roots ? This was investigated by diffusing Knop's solution from porous cylindrical cups (old atmometer cups in this case) which had been buried in the sand near the roots of growing plants. The cups. 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 Hanover, Ind. : J. M. Coulter
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Keywords: ., bookcollectionbiodiversity, bookcollectionnyb, booksubjectplants
