By the 1920s, the weed was rampant.

到了20世纪20年代，杂草猖獗。

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According to Mrs Kaiser Jamil of RRL, "The Argentinian weevil does not attack any other plant and a pair of adult bugs could destroy the weed in 4-5 days."

据 RRL 的 Kaiser Jamil 女士所说：“这种阿根廷象鼻虫不会攻击任何其它的植物，并且一对成年的象鼻虫可以在4到5天内清除掉那些杂草。”

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In order to eliminate the weed, biologists proposed treating infested parts of the lake with a certain herbicide that is nontoxic for humans and aquatic animals.

为了消除这种杂草，生物学家建议用某种对人类和水生动物无毒的除草剂来处理受感染的部分湖泊。

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remove DDT the next will be all insecticides, after that it will be all the weed-killers and the fungicides and then the fertilizers, if the hysteria prevails.

VOA: special.2009.11.10

He says a dense, competitive crop that quickly shades the soil from the sun will help reduce weed growth.

VOA: special.2011.07.26

Weed thought General William Henry Harrison, one of the candidates in 1836, might be the man the Whigs needed.

VOA: special.2009.01.22

Another outbreak of the weed caused extensive damage to a number of important wetland habitats, including Exminster Marshes in Devon, earlier in the year.

BBC: NEWS | UK | England | Cornwall | Battle to halt weed invasion

Agency experts believe the weed only appeared at Davidstow this summer but it has already occupied an area the size of a tennis court.

BBC: NEWS | UK | England | Cornwall | Battle to halt weed invasion

Zimbabwean tobacco growers watch in horror as big cigarette firms, worried that their supplies might vanish, help farmers in neighbouring countries to start growing the weed.

ECONOMIST: Zimbabwe