Aerial spraying against the spruce budworm in 1973 and a forecast of conditions in the Maritimes Region in 1974
| Main Author: | Kettela, E. G. |
|---|---|
| Published: |
[s.l.] :
[s.n.],
[1973].
|
| Subjects: |
| Item Description: |
Publication date on title page changed to 1973. |
|---|---|
| Physical Description: |
19 leaves : ill. ; 28 cm. |
| Language: | English |