title: Action spectra revisited.
authors.affiliation: Department of Physics and Astronomy, Western Kentucky University, Bowling Green 42101.
authors.forename: T P
authors.initials: TP
authors.lastname: Coohill
mesh_terms: D000818:Animals; D002468:Cell Physiological Phenomena; D002477:Cells / Q000166:cytology; D008322:Mammals; D013053:Spectrophotometry / Q000379:methods*; D014466:Ultraviolet Rays