𝔖 Bobbio Scriptorium
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CHARACTERIZATION OF A CALCIUM-REQUIRING PHASE DURING PHYTOCHROME-MEDIATED FERN-SPORE GERMINATION OF Dryopteris paleacea Sw.

✍ Scribed by S. Dürr; R. Scheuerlein


Book ID
114895795
Publisher
John Wiley and Sons
Year
1990
Tongue
English
Weight
842 KB
Volume
52
Category
Article
ISSN
0031-8655

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Calcium requirement of phytochrome-media
✍ R. Scheuerlein; R. Wayne; S. J. Roux 📂 Article 📅 1989 🏛 Springer-Verlag 🌐 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