Amber sunglasses enhance foliage color discrimination
By: [Gary L. Wade]
Contributors: Northeastern Forest Experiment Station (Radnor, Pa.)
Series: NE-INF -- 131-97
Publisher: U.S. Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station
Published: 1997
Place of publication: Radnor, Pa.?]
Language: eng
Subjects: Color; Leaves; Sunglasses
Notes: Cover title.