1986年苏联麦蚜传入美国，使美国小麦产量损失及农药花费达6．45亿美元。美国科学家用从苏联获取的重要的小麦材料，培育出抗苏联麦蚜的硬拉红色冬麦品系，有效的控制了苏联麦蚜的危害。美培育出抗蚜小麦@李济宸 In 1986 the Soviet Union wheat aphid was introduced into the United States, so that the United States wheat production losses and pesticide costs amounted to 645 million US dollars. American scientists used the important wheat material obtained from the Soviet Union to cultivate the dilapidated red winter wheat lines resistant to the Soviet Union wheat aphid and effectively controlled the harm caused by the Soviet wheat aphid. The United States to cultivate aphids wheat @ Li Jichen