广播电视英语短句 第 74 课：小麦供应-5

It causes an infection called wheat streak mosaic virus. 它还引起了一场被称为小麦纺锤状条纹花叶病毒的传染病。

Government experts say pesticides are not especially effective against the wheat curl mite. 政府部门的专家说，用杀虫剂对付卷叶虫并不是非常有效。

But this year, the Agricultural Research Service at the Department of Agriculture is making a new winter wheat available to resist the virus. 但今年农业部下属的农业研究中心正在生产一种有能力抵抗这种病毒的新系冬小麦。

The new wheat is called Mace. The scientists say in tests, two to three times more Mace was harvested from virus- infected fields than other kinds of wheat. 新小麦名为Mace。科学家们说在试验中，三分之二的Mace小麦在病毒感染试验田中获得丰收，这多于其他品种的小麦。