title: Phytochrome and Seed Germination. II. Changes of Pfr Requirement for Germination in Tomato Seeds.
authors.affiliation: Department of Biological Sciences, Columbia University, New York, New York 10027.
authors.forename: Z
authors.initials: Z
authors.lastname: Yaniv
authors.forename: A L
authors.initials: AL
authors.lastname: Mancinelli