title: The Relation between Iron and Chlorophyll Contents in Chlorotic Sunflower Leaves.
authors.affiliation: DEPARTMENT OF SOILS AND PLANT NUTRITION, COLLEGE OF AGRICULTURE, UNIVERSITY OF CALIFORNIA, BERKELEY, CALIFORNIA.
authors.forename: L
authors.initials: L
authors.lastname: Jacobson
authors.forename: J J
authors.initials: JJ
authors.lastname: Oertli