use of large-scale aerial color photography for assessing forest tree diseases.
Subtitle: a case study
By: by David R. Houston.
Series: Research paper NE -- 230.
Publisher: Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1972
Place of publication: Upper Darby, Pa
Language: eng
Subjects: Aerial photography in forestry; Canker (Plant disease); White pine -- Diseases and pests
Other titles: Use of large scale aerial color photography for assessing forest tree diseases.; Basal canker of white pine.
Notes: Cover title.