山东省小麦田大穗看麦娘抗性水平、靶标抗性机理及田间防除效果测定

高兴祥,李健,张悦丽,李美,房锋

Resistance Level, Mechanism of Alopecurus myosuroides and Control Efficacy in Wheat Field in Shandong Province

GAO XingXiang,LI Jian,ZHANG YueLi,LI Mei,FANG Feng

表3 小麦田冬前施药对大穗看麦娘田间防除效果

Table 3 Weed control efficacy to A. myosuroides after 6 herbicides treated in wheat field (before winter)

药剂 Herbicide 30 d 冬后拔节期Jointing stage (2018-04-04) 株防效Plant control efficacy (%) 株防效Plant control efficacy (%) 鲜重防效Fresh weight control efficacy (%) 甲基二磺隆Mesosulfuron-methyl 59.1±4.2aA 89.3±2.6bA 88.6±2.6bAB 啶磺草胺Pyroxsulam 56.2±3.5aA 78.4±4.1bA 72.2±2.1bB 氟唑磺隆Flucarbazone-Na 45.9±5.1aA 38.7±2.5cB 16.5±4.6cC 唑啉草酯Pinoxaden 69.0±2.6aA 98.0±0.2aA 98.6±0.2aA 炔草酯Clodinafop-propargyl 67.9±3.2aA 99.2±0.3aA 99.3±0.1aA 精噁唑禾草灵Fenoxaprop-P-ethyl 59.4±2.6aA 96.8±1.0aA 96.2±0.3aA