现在它们在英国、欧洲、还有 美国等地因荷兰榆树病(Dutch Elm disease)的关系,大约减少十分之一。这种病在十六世 纪时曾经出现过一次,那时有许多人死于传染病,尸体被埋在地磁线上,这对那些地磁线影...
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?榆树荷兰病
... 逾期未公布的股息 passed dividend 榆树荷兰病Dutch elm disease 榆树枯萎病 Dutch elm disease ...
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?榆树枯萎病
... 烟草霜霉病 Tobacco blue mold 马铃薯癌肿病 Potato wart 榆树枯萎病Dutch elm disease ...
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?荷兰榆树菌
荷兰榆树菌(Dutch elm disease):这类致命的菌类首要通过榆树表皮上的虫类流传,能在短短三周之内堵截榆树的水分传输系统,导致其死亡。
双语例句
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In both North America and Europe, fungus-causing diseases such as Dutchelmdisease have killed off millions of stately trees that once gave beauty to forests and cities.
在北美和欧洲,像荷兰榆树病这样的真菌疾病已经杀死了数百万棵曾给森林和城市增光添彩的高大树木。
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Holmes crossed two compatible races of ceratocystis ulmi, the causal agent of Dutchelmdisease.
霍姆斯曾把荷兰榆病害的致病因子,长喙壳的两个亲和小种杂交。
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The output was adjusted to the same pitch as the tree's screams and I threatened him with everything from falling branches to Dutchelmdisease.