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| oidium | |||
| ash disease; powdery mildew; white mould; white rot of onion (Sclerotium cepivorum) | |||
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| oidium powdery mildew (Oidium, echter Mehltau); oidium Tuckeri (Oidium, echter Mehltau) | |||
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| mildew (Oidium tuckeri); oidium (Oidium tuckeri) | |||
| oidio: 15 phrases in 3 subjects |
| Agriculture | 3 |
| Natural resourses and wildlife conservation | 5 |
| Natural sciences | 7 |