Program HTVOL
Subtitle: the determination of tree crown volume by layers
By: by Joseph C. Mawson, Jack Ward Thomas, Richard M. DeGraaf
Contributors: Thomas, Jack Ward, joint author; DeGraaf, Richard M. , joint author; United States. Forest Service; Northeastern Forest Experiment Station (Radnor, Pa.)
Series: USDA Forest Service research paper NE -- 354
Publisher: Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station
Published: 1976
Place of publication: Upper Darby, Pa
Language: eng
Subjects: Computer programs; Trees -- United States
Notes: Bibliography: p. 6