一种严重危害麦类作物的大害虫—麦双尾蚜,目前已由苏联传入新疆。如继续迁入小麦主要产区,后果将不堪设想。动物学家张广学呼吁各级植保部门加强监测,防止麦双尾蚜扩散蔓延。我国小麦主要产区—北纬30～40度之间的黄淮海平原和长江流域 A serious pest that threatens the crops of wheat, the wheat aphid, has now been introduced into Xinjiang by the Soviet Union. If you continue to move into the main wheat producing areas, the consequences will be disastrous. Zoologists Zhang Guangxu called for plant protection departments at all levels to step up monitoring to prevent the spread of wheat aphids spread. The main wheat producing areas in China - the Huang-Huai-Hai Plain between 30 and 40 degrees north latitude and the Yangtze River valley