美国白蛾Hyphantric cunea(Drury)原产于北美州,分布在美国和加拿大南部,以及墨西哥的维拉克鲁斯州。18年之后,美国白蛾越过大西洋由北美州传到欧州,首先发现于匈牙利的首都布达佩斯附近,接着继续在欧州传播,蔓延到捷克斯洛伐克、南斯拉夫、罗马尼亚、奥地利、苏联、波兰和法国。在亚州,1945年传入日本,1958年在南朝鲜发现。我国于1979年在 Hyphantric cunea (Drury) is native to North America and is located in the United States and southern Canada, as well as in Veracruz, Mexico. Eighteen years later, the American white moth crossed the Atlantic Ocean from North America to Europe. It was first discovered near Budapest, the capital of Hungary, and continued to spread in Europe to Czechoslovakia, Yugoslavia, Romania, Austria, the Soviet Union, Poland and France. In Asia, it was introduced to Japan in 1945 and to South Korea in 1958. My country was in 1979