新型玉米除草剂的防效与评价研究

Studies on the Effect of New Types Maize Herbicide

为了筛选既对玉米生长无明显影响又能有效防除玉米地杂草的新型除草剂，2005—2006年对宝玉、玉邦和金玉黄龙3种除草剂进行了药剂试验，结果表明，玉邦除草剂用于苗前和苗后玉米4～8叶期、杂草2～4叶期防除杂草均有很好的防效，3种除草剂对杂草防效的排序为：玉邦〉宝玉〉金玉黄龙。

Three kinds of herbicides of Baoyu, Yubang, and Jinyu huanglong were used to select the best maize herbieide that both had no significant effect on maize growth and could effectively control weeds in the field during 2005 - 2006. the result showed that Yubang had the best weed control effect both before seedling and 4 - 8 leaf stage after seedling, at which the weed at 2 - 4 leaf stage. The order of the weed control effect of the 3 herbicides was： Yubang 〉 Baoyu 〉 Jinyu huanglong.