Translocation of Sucrose by Squash Plants
Author(s) -
John E. Hendrix
Publication year - 1973
Publication title -
plant physiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.554
H-Index - 312
eISSN - 1532-2548
pISSN - 0032-0889
DOI - 10.1104/pp.52.6.688
Subject(s) - cucurbita pepo , squash , sucrose , petiole (insect anatomy) , sugar , stachyose , phloem , botany , biology , horticulture , cucurbita maxima , cucurbita , food science , raffinose , hymenoptera
Sucrose-(14)C was fed to the leaf blades of squash plants (Cucurbita pepo L. var. melopepo torticallis Bailey) for 30 or 60 minutes. Petioles of treated plants were cut into sections and extracted. The majority of the (14)C within the petiole was in sucrose rather than stachyose, the sugar that is transported by the squash plants when (14)CO(2) is supplied. This indicates that the phloem loading system of squash plants is not the system that specifies which sugar is transported.
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