Incidence of walnut blackline disease in California's commercial orchards
oleh: W Reil, G Rowe, D Ramos, S Mircetich
| Format: | Article |
|---|---|
| Diterbitkan: | University of California Agriculture and Natural Resources 1985-09-01 |
Deskripsi
The disease once occurred only in counties near San Francisco Bay, but is now found 200 miles inland.