Calcium requirement of phytochrome-media
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R. Scheuerlein; R. Wayne; S. J. Roux
📂
Article
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1989
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Springer-Verlag
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English
⚖ 563 KB
Phytochrome-mediated germination of fern spores ofDryopterispaleacea Sw. was initiated by a saturating red-light (R) irradiation after 20 h ofimbibition. For its realization external Ca 2 + was required, with a threshold at a submicromolar concentration, and an optimum was reached around 10 -4 M. At