| 1 |
Onion Twister |
a. Distortion of leaves
b. Sl... |
a. Improved field sanitation
... |
|
|
| 2 |
Purple Blotch |
a. Small water-soaked lesions ... |
a. Long rotations with non-hos... |
|
|
| 3 |
Downey Mildew |
a. Pale spots or elongated pat... |
a. Avoid planting infected set... |
|
|
| 4 |
Fusarium damping-off |
a. Rotting seeds that are cove... |
a. Plant only disease free see... |
|
|
| 5 |
Fusarium Basal Plate rot |
a. Curving, yellow or necrotic... |
a. Rotate with non-susceptible... |
|
|
| 6 |
Onion Yellow Dwarf |
a. Yellow streaks on bases of ... |
a. Plant sets or transplants w... |
|
|
| 7 |
Black Mold |
a. Post-harvest black discolor... |
a. Treat seeds with appropriat... |
|
|
| 8 |
Leaf Streak and bulb rot |
a. Water soaked, dark green ov... |
a. Avoid fertilizing plants du... |
|
|
| 9 |
Rust |
a. Small white flecks on leave... |
a. Use only disease-free seed
... |
|
|
| 10 |
Smut |
a. Dark, thickened areas on se... |
a. Plant onions during periods... |
|
|
| 11 |
White rot |
a. Older leaves yellowing
b. ... |
a. Avoid transferring soil or ... |
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|
