查询词典 aphides

Clusters of tiny insects called aphides were to be found on the underside of the leaves.

那棵树是靠着房子有遮挡的一面暖墙生长的。

Result Rain wash had some influences on quantities of cereal aphides and predators in 3 growth stage of wheat.

结果］在小麦的3个生长时期，雨水冲刷均对麦蚜与捕食性天敌的数量有一定影响。

I bound the base of the tree with sticky tape, making it impossible for the ants to reach the aphides.

我当即动手作了一项试验，这项试验尽管没有使我摆脱这些蚂蚁，却使我着迷了 24 小时。

Of the tree with sticky tape, making it impossible for the ants to reach the aphides.

我用胶带把树干底部捆扎起来，使蚂蚁不能到达蚜虫那里。

Clusters oftiny insects called aphides were to be found on theunderside of the leaves.

到了夏天，我发现树叶开始枯萎，结果在树叶背面找到成串的叫作蚜虫小虫子。

Clusters of tiny insects called aphides were to be found on the underside of the leaves .

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The reproductive potentialities of aphides are unmatched in the insect world.A. 1atent capacity B.

这个概念的内涵，相当于逻辑上讲的"各个种概念都具有属概念的内涵"。

The parameter adaptive law is formed,we adjust the parameters to make sure the density of spruce aphides and their predator track the ideal trajectory,the stability of the system is guaranteed.

建立参数自适应律，调整控制系统参数，使天敌-害虫的种群密度渐进的跟踪理想轨迹，保证了该系统的稳定性。

After the examination of time-intervals for treatment, three days should be the proper time-interval between treatments in order to annihilate aphides thoroughly.

通过不同时间间隔灭杀蚜虫的效果比较，发现3d后再次进行灭蚜处理，能够达到彻底消灭蚜虫的目的。

It can infect more than one thousand two hundreds monocotyledon and dicotyledon transmitted by aphides or mechanical transmission and brings tremendous disaster to agriculture.

CMV是世界性分布范围最广、发生最普遍的植物病毒之一，可由蚜虫和机械方式传播，侵染100科1200多种单、双子叶植物，对农业生产危害较大。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。