Lately he worried about a new threat, a fungus called Ug99.

最近，他担忧一种新的威胁，一种被称为ug99的真菌病。

youdao

Multiplebarriers also make it harder for Ug99 to overcome them all.

障碍的繁多同样使得Ug99更加难于克服它们。

youdao

Indeed, Worede thinks scientists may well find the Ug99-resistant varieties they're looking for in Ethiopia's fields.

实际上，沃瑞德认为，科学家也许在埃塞俄比亚的田地里不难找出抗ug99的品种。

youdao

Ug99 has also affected Sudan and more recently has moved into Asia, spreading to Yemen and Iran.

VOA: special.2009.08.18

He says it took a few years for Ug99 to show its destructive power.

VOA: special.2009.08.18

Lately he worried about a new threat, a fungus called Ug99.

VOA: special.2009.09.22

Multiple barriers also make it harder for Ug99 to overcome them all.

ECONOMIST: Wheat rust and world farming

Only a handful of wheat varieties have any resistance to Ug99, implying that harvests could fail even more completely than during earlier epidemics.

ECONOMIST: Wheat rust and world farming

If the wheat can learn to recognise this as it is happening, it might also be engineered to generate its own Ug99- resistant proteins.

ECONOMIST: Wheat rust and world farming