| Phytoplasmal diseases |
|
|---|---|
| Aster yellows and phyllody | Aster yellows phytoplasma |
Read more about this topic: List Of Canola Diseases
Famous quotes containing the word diseases:
“Arrogance, pedantry, and dogmatism ... the occupational diseases of those who spend their lives directing the intellects of the young.”
—Henry S. Canby (1878–1961)