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ädelgranbarrlus (Adelges nordmannianae, Adelges nuesslini, Chermes nuesslini, Dreyfusia nordmannianae, Dreyfusia nuesslini) | |||
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ädelgranstamlus (Adelges piceae, Chermes piceae, Dreyfusia piceae) |
silver fir adelges: 2 phrases in 1 subject |
Natural sciences | 2 |