Dutch elm disease

Holmes crossed two compatible races of ceratocystis ulmi, the causal agent of Dutch elm disease.

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.

It's also been used on trees with Dutch elm disease and on artwork affected by mold.

这种药也被用于治疗荷兰榆树病和解决艺术品受到霉菌影响的问题。

Then one year, agricultural catastrophe struck Michigan in the form of Dutch Elm Disease.

后来有一年, 荷兰榆树病袭击了密西根州,造成了农业的大灾难.

But that died with the Dutch Elm disease that I guess struck all the elm trees.

但是那棵榆树最后死于荷兰榆树菌,我想当时所有的榆树都曾经因为这种病菌而遭殃.

A vector of the fungus causing Dutch elm disease.

能引发荷兰榆树疾病的菌类的一种携带体。

Many elms died from Dutch elm disease.

许多榆树死于荷兰榆树病。

The results showed that not only the symptoms on cross sections of the dead elm wood but also the morphology of the fungi were different from those caused by Dutch elm disease.

从榆木枯萎症状，病菌形态及接种后无死亡现象的结果表明，均与世界流行的荷兰榆病无相似之处。