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1材料与方法1.1试验条件试验地选择在合浦县石康镇太平村,属水稻穗颈瘟历年发生区。供试品种为野丝占,3月20日播种,4月22日移栽,规格15cm×20cm,黑泥散田,有机质含量3.28%,pH6.5,肥力管理水平中上。1.2试验设计与安排试验药剂为25%咪鲜胺EC,由南京红太阳股份有限公司提供;对照药剂为25%咪鲜胺EC(江苏南通江山农化公司生产,市场上购买)。
1 Materials and methods 1.1 Test conditions Experimental selection in Hepu County, Shikang town Taiping Village, is a rice panicle blast occurs over the years. The tested varieties were wild silk, planted on March 20, transplanted on April 22, the size of 15cm × 20cm, black mud scattered field, organic matter content of 3.28%, pH6.5, fertility management level in the. 1.2 Experimental Design and Arrangement The test drug was 25% prochloraz EC, provided by Nanjing Red Sun Co., Ltd .; the control agent was 25% prochloraz EC (manufactured by Jiangsu Nantong Jiangshan Agrochemical Co., Ltd., purchased on the market).