京郊麦田芦苇的防除要点聂思政孙国强（北京市植物保护站１０００２９）王焕民魏福香（农业部农药检定所）１芦苇发生情况北京郊区的芦苇过去主要生于河岸、沟渠等多水潮湿地区。近年由于小麦平播和喷灌技术的广泛应用，废除了田间的沟渠，使本来生长在沟渠上的芦苇分散到... Reed in Beijing suburbs of the main points of prevention and control Nie Sizheng Sun Guoqiang (Plant Protection Station of Beijing 100029) Wang Huanmin Wei Fuxiang (Ministry of Agriculture Pesticide Laboratory) 1 Phragmites reeds occurred in the suburbs of Beijing in the past was mainly born in rivers, ditches and other wet and humid areas. In recent years, due to the widespread application of flat screen broadcasting and sprinkling technology of wheat, ditches in the field have been abolished, and the reeds that originally grew in ditches have been dispersed to ...