近日,全国农技中心在山东济南市召开了全国小麦中后期病虫发生趋势会商会,预计2014年全国小麦中后期病虫总体呈重发态势,程度重于上年和常年,小麦穗期蚜虫、赤霉病呈大发生态势。预计全国小麦中后期病虫害发生约7亿亩,其中病害发生3.63亿亩次,虫害发生3.45亿亩次。小麦中后期病虫害防治一直持续到5月底,农药企业应及时把握好商机。防治小麦赤霉病的主要农药品种与方法。在小麦抽穗至 Recently, the National Agricultural Technology Center held a conference on the trend of pests and diseases in the middle and late stages of wheat in Jinan City, Shandong Province. It is estimated that in the mid-and late-stage of 2014, pest and disease in the whole country will be in an all-out heavyweight situation, which is heavier than in the previous year and perennial. Scab occurs in a big way. It is estimated that there will be about 700 million mu of pests in the middle and late stages of the country, of which 363 million will be disease and 345 million mu will be pests. Mid and late wheat pest control continues until the end of May, pesticide companies should grasp the business opportunities in a timely manner. Main Pesticide Varieties and Methods for Controlling Wheat Scab. Heading to the wheat