蚜虫

Fungal pathogens are important natural biological control agents of aphid s .

病原真菌是蚜虫的重要自然控制因子。

Fungal infection was positively related to temperature and rainfall significantly, but negatively related to aphid density.

结果显示：麦蚜真菌病的发生水平与温度和降雨量成显著的正相关关系，与蚜虫密度成极显著的负相关。

In fact, cigarette butts out of the water bubble governance aphid was the "medicine."

原来，烟蒂泡出来的水竟是治蚜虫的"良药"。

Bunchy top disease can spread from plant to plant and is also spread by aphid s.

束顶病通常由植株向植株传播，也会由蚜虫传播。

Buchnera GroEL of aphid is a protein involved in virus circulative transmission and paid much attention to.

蚜虫Buchnera GroEL是一种与循回传播病毒密切相关的蛋白，因而受到广泛重视。

Now people in common use 瓢 insect to prevent and cure aphid of doing ill the farm crop.

现在人们常用瓢虫来防治为害农作物的蚜虫。

Our results also discovered that there were two host preference biotypes of the aphid Aphis gossypii and the related behavioral mechanism was discussed in detail.

实验结果还证明了蚜虫在两种不同的寄主植物上形成了特定的取食专化型。

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。

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。