Tree condition and mortality following defoliation by the Gypsy Moth / by Robert W. Campbell and Harry T. Valentine.
| Corporate Authors: | U.S. Department of Agriculture. Forest Service |
|---|---|
| Published: |
Upper Darby, Pa. :
U.S. Northeastern Forest Experiment Station,
1972.
|
| Series: |
Research paper (Northeastern Forest Experiment Station) ;
NE-236 |
| Subjects: |
| Item Description: |
Includes index to tables. |
|---|---|
| Physical Description: |
331 p. : ill. ; 27 cm. |
| Language: | English |