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果只是变得更稠、更甜。

I bound the base 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。

Rain wash test was respectively conduced in jointing stage , flowering stage , filling stage , the effects of rain wash on quantities of cereal aphides and predators .

在小麦的拔节期、抽穗扬花期、灌浆期分别进行雨水冲刷试验，研究不同级别的雨水冲刷对麦蚜与捕食性天敌数量的影响。