繁峙县代堡大队位于晋北黄土丘陵地区,海拔一千多米,年平均气温8.3℃,降水量300毫米。晚霜在4月中下旬,早霜在9月中下旬,无霜期130—140天。土壤为黄色粉砂壤土,较为瘠薄。谷子是当地的主要粮食作物,谷子害虫又是造成谷子减产的重要原因之一。因此,防治谷子害虫对于提高全大队粮食产量有着重要的意义。 Fanzhi County Fort on behalf of the brigade is located in northern Shanxi loess hilly areas, more than 1000 meters above sea level, the annual average temperature of 8.3 ℃, precipitation 300 mm. Late frost in late April, early frost in late September, frost-free period of 130-140 days. Soil is yellow silty loam soil, more barren. Millet is one of the main food crops in the region. Millet pests are another important reason for the reduction of millet production. Therefore, the prevention and control of millet pests is of great significance for improving the grain output of the entire brigade.