The use of large-scale aerial color photography for assessing forest tree diseases. a case study / I, Basal canker of white pine :
| Main Author: | |
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Upper Darby, Pa. :
Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture,
1972.
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| Series: | USDA Forest Service research paper NE ;
230. |
| Subjects: |
| Item Description: | Cover title. |
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| Physical Description: | 7 pages : illustrations (some color) ; 27 cm. |