 |
| |||
| blanc de la vigne (Oidium tuckeri, Uncinula necator); oïdium de la vigne (Oidium tuckeri, Uncinula necator) | |||
| grapevine powdery mildew: 4 phrases in 2 subjects |
| Natural resourses and wildlife conservation | 3 |
| Pest control | 1 |
|
| |||
| blanc de la vigne (Oidium tuckeri, Uncinula necator); oïdium de la vigne (Oidium tuckeri, Uncinula necator) | |||
| grapevine powdery mildew: 4 phrases in 2 subjects |
| Natural resourses and wildlife conservation | 3 |
| Pest control | 1 |