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Therefore, the ladybird beetle could be considered as a potential biocontrol agent in controlling the pine mealybug in practice.

圆斑瓢虫对湿地松粉蚧有较强的捕食用,通过散放瓢虫的成虫和幼虫,增瓢虫的数量,能较好地抑制湿地松粉蚧的增长。

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crataegin, Crataegusnigra, cratch, crate, crated, crateful, crater, Crater Lake National Park, cratered, crateriform,

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3G, 401(K), a,

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科学60秒 听力 2013年5月合集

So people began importing an Asian species called the harlequin ladybird as natural pest control.

因此人引进一种称作“小丑”的亚洲物种,以此作为控制自然害的手段。

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英国原版语文第四册

Look here! said he. Here is the insect called the ladybird, with its red back spotted with black.

“看这里!”他说。“这种昆,红色的背上有黑色斑点。

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哇哦英语

Come on. Let's say bye-bye to the ladybird.

来吧。让我说再见。

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科学60秒 听力 2013年5月合集

A parasite called microsporidia lies dormant in the circulatory systems of harlequin ladybirds.

这种叫做“微孢子”的寄生潜藏在小丑的循环系统内。

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大叔教你学初级英语

Hey, look! Wow! It's a ladybird. Hey, there it is. Yeah. Come on and say it with me.

嘿,瞧!哇!它是一。嘿,它在那儿。是的。来和我一起说。

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吹梦巨人

" In your country, I is hearing the footsteps of a ladybird as she goes walking across a leaf."

“比如在你的国家,我能听到走过树叶的声音。”

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英国原版语文第四册

I daresay this ladybird finds the nettle of some use, or it would not take shelter under its leaves.

我敢说,这发现荨麻有些用处,不会在它的叶子下避雨。

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科学60秒 听力 2013年5月合集

When European ladybug species eat the harlequin ladybird eggs and larvae, they also consume the microsporidia. And die.

当欧洲的吃小丑的卵和幼的同时,也吃掉了微孢子。然后它就会死。

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一张俊美的脸

The amount of intelligence Benny has wouldn't inconvenience a ladybird'.

本尼的智慧不会给带来不便。

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大叔教你学初级英语

Come on, what is it? It's a ladybird. It's a ladybird. It's a ladybird.

来吧,它是什么?它是一。它是一。它是一

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