The use of large-scale aerial color photography for assessing forest tree diseases.
I,
Basal canker of white pine :
a case study /
by David R. Houston.

APA Citation

Houston, D. R. (1972). The use of large-scale aerial color photography for assessing forest tree diseases: a case study. Upper Darby, Pa.: Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture.

MLA Citation

Houston, David R., 1932-. The Use of Large-scale Aerial Color Photography for Assessing Forest Tree Diseases: a Case Study. Upper Darby, Pa.: Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1972.

Warning: These citations may not always be complete (especially for serials).