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8 混剂对水稻的鲜重抑制率

Table 8 Fresh weight inhibition rate of mixture for rice

水稻品种 Rice variety	混剂 Mixture (g a.i./hm²)	鲜重 Fresh weight (g)	鲜重抑制率 Fresh weight inhibition rate (%)	ED₁₀ (g a.i./hm²)	选择性指数 Selectivity index (I)
龙粳31 Longjing 31	0.00	10.33a	－	1139.13	4.80
龙粳31 Longjing 31	240.00	10.12a	2.03
	360.00	10.01a	3.10
	480.00	9.93a	3.87
	600.00	9.72a	5.91
五优稻4号 Wuyoudao 4	0.00	8.65a	－	750.55	3.16
五优稻4号 Wuyoudao 4	240.00	8.33ab	3.70
	360.00	8.21ab	5.09
	480.00	8.05ab	6.94
	600.00	7.92b	8.44