Spread of white pine blister rust from ribes to sugar pine in California and Oregon /
| Main Author: | |
|---|---|
| Other Authors: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Dept. of Agriculture,
1961
|
| Series: | Technical bulletin (United States. Department of Agriculture)
no. 1251 |
| Subjects: |