他需要一种能消灭玉米螟虫的杀虫剂。
玉米螟虫,原产于中美洲和北美洲,1999年首次在欧洲的科索活出现,很有可能是美国的维和人员带来的。
The corn-borer moth, native to Central and North America, first appeared in Europe in 1999 in Kosovo, presumably on the boots of American peacekeepers.
完全控制了15个常见的“地面“害虫中的四个,如玉米螟虫,地老虎和stinkbugs,部分抑制其他三种害虫。
It fully controlled four of 15 common "above-ground" corn pests like corn borers, cutworms and stinkbugs, and partially suppressed three more.
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