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grafiosi dell'olmo (Ophiostoma novo-ulmi, nosogenum:Ceratocystis ulmi = Ceratostomella ulmi = Ophiostoma ulmi); moria degli olmi (Ophiostoma novo-ulmi, nosogenum:Ceratocystis ulmi = Ceratostomella ulmi = Ophiostoma ulmi) |
almsjuka: 2 phrases in 1 subject |
Life sciences | 2 |