A separate disease, acute oak decline, is killing oaks, while chestnut trees have been felled across the country because of infections spread by moths.
另一种疾病——急性栎树衰退病正在杀死大量的栎树，同时由于此病的传染性能借助蛾子传播，栗树也在全国范围内被砍伐。
Truffles grow underground among the roots of oak, elm , chestnut, pine, and willow trees where they form a symbiotic relationship with their environment.
块菌生长在地下土层中，与橡树、榆树、栗树、松树及柳树的根以及它们所处的自然环境形成共生关系。
Truffles grow underground among the roots of oak, elm, chestnut, pine, and willow trees where they form a symbiotic relationship with their environment.
块菌生长在地下土层中，与橡树、榆树、栗树、松树及柳树的根以及它们所处的自然环境形成共生关系。
Chestnut is in the family Fagaceae which also includes oak and beech.
栗属植物属山毛榉科，此科还包括橡属和山毛榉属。
Chestnut is in the family Fagaceae which also includes oak and beech.
栗属植物属山毛榉科，此科还包括橡属和山毛榉属。
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