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小麦穗期常发生多种病虫，直接影响小麦正常生长，从而影响产量。根据小麦穗期病虫发生特点和我市（地处长江下游）多年防治实践，巧妙地实施小麦穗期病虫总体防治，可有效地控制其发生和为害，是夺取小麦高产的一项重要措施。１小麦穗期病虫发生特点 多年调查表明，小麦穗期病
Wheat pests often occur a variety of pests and diseases, a direct impact on the normal growth of wheat, thus affecting the yield. According to the characteristics of pests and diseases in wheat spikes and the prevention and control practices of our city (located in the lower reaches of the Yangtze River) for many years, it is an important measure to seize high yield of wheat by skilfully implementing the overall control of pests and diseases at the heading stage of wheat and effectively controlling its occurrence and damage . 1 wheat ear pest occurrence characteristics of many years survey showed that the wheat spike disease