the population of aphids is normally kept down by other animals.
蚜虫的数量通常被其他动控制在较低水平上。
the population of aphids is normally kept down by other animals.
蚜虫的数量通常被其他动控制在较低水平上。
In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.
一些昆虫种类,如蚜虫,现无翅个体,被称为无翅型。
Eriosoma lanigerum(Woolly apple aphid) is a kind of harmful pest to agricultural plant quarantined.It lives in the apple tree autoeciously and does harm collectively.
蚜是一种农业植检疫性有害生,寄主作主要是树。
Sap passes right through the aphides' bodies, only getting a little thicker and sweeter.
汁液直接流过蚜虫的身体, 结只是变得更稠、更甜。
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