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七星瓢虫是小麦蚜虫的主要天敌。为了探索兴义县七星瓢虫对麦蚜的控制能力,我们于81年春用室外瓶饲法对成虫的食蚜量进行了观察,结果如表1。
Coccinella septempunctata is the main natural enemy of wheat aphids. In order to explore the Xingyi County ladybirds ladybug control of wheat aphids, we spring 81 outdoor feeding method with adults on the amount of aphids were observed, the results shown in Table 1.