嗪吡嘧磺隆对不同水稻品种的安全性研究

张苏新, 李广雨, 王春, 王芊, 黄元炬

Study on the Safety of Metazosulfuron to Different Rice Varieties

Zhang Suxin, Li Guangyu, Wang Chun, Wang Qian, Huang Yuanju

表6 嗪吡嘧磺隆与丙草胺混用对杂草鲜重抑制率的E-E0

Table 6 E-E0 of weed fresh weight inhibition rate by the combination of metazosulfuron and pretilachlor %

杂草种类 Weed species 丙草胺 Pretilachlor (g a.i./hm2) 嗪吡嘧磺隆 Metazosulfuron (g a.i./hm2) 24.75 49.50 74.25 99.00 稗草 Echinochloa crus-galli 112.50 12.62 14.22 18.55 12.36 225.00 10.64 11.31 15.39 9.30 337.50 9.26 9.77 10.73 6.02 450.00 4.73 4.93 3.74 2.10 萤蔺 Schoenoplectiella juncoides 112.50 12.23 1.31 7.74 1.87 225.00 10.66 6.17 10.28 2.70 337.50 11.98 8.18 6.32 1.66 450.00 7.06 4.09 3.16 0.83 野慈姑 Sagittaria trifolia 112.50 -0.19 -0.23 5.75 2.80 225.00 0.70 2.29 10.05 3.94 337.50 -0.79 3.17 7.78 3.45 450.00 -0.80 4.81 5.38 2.39