【摘 要】
：
对河北省玉米根腐病病原菌组成进行研究并对玉米根腐病菌有防治效果的药剂进行筛选,结果表明,引起河北省玉米根腐病的主要病原菌为藤仓赤霉复合种、离蠕孢菌、禾谷镰刀菌
【机 构】
：
河北省农林科学院植物保护研究所,农业部华北北部作物有害生物综合治理重点实验室,河北省有害生物综合防治工程技术研究中心,保定071000
【出 处】
：
中国植物病理学会第十二届青年学术研讨会
论文部分内容阅读
对河北省玉米根腐病病原菌组成进行研究并对玉米根腐病菌有防治效果的药剂进行筛选,结果表明,引起河北省玉米根腐病的主要病原菌为藤仓赤霉复合种、离蠕孢菌、禾谷镰刀菌、丝核菌和腐霉菌,并且不同地区主要病原菌的种类存在差异；对主要病原菌藤仓赤霉复合种、离蠕孢菌、禾谷镰刀菌进行有效防治药剂筛选,满适金对藤仓赤霉复合种防治效果较好,防效达到59.7％,3％敌委丹+2％立克秀组合对离蠕孢菌防治效果较好,防治效果达到29.4％,适麦丹对禾谷镰刀菌防治效果较好,防效为50.3％.
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