【作者】 金晨钟； 王义成；

【Author】 Jin Chenzhong Wang Yicheng (Loudi Research Institute of Agricultural Sciences, Hunan, Loudi, 417000)

【机构】 湖南省娄底市农业科学研究所；

【摘要】 通过75%百阔净水剂对水稻抛秧田杂草的防除试验,明确在水稻抛秧后20～25d,施用百阔净有效成分450.0～675.0 g/hm~2,对稻田阔叶杂草和莎草类杂草有较理想的防除效果,对矮慈姑的防效优于苄黄隆,其安全性和保苗增产效果优于二甲四氯钠盐,但其对稗草防效不佳。更多还原

【Abstract】 The result of field trial showed that "baikuojing" 75AS had good effect for controlling of broad-leaf and Cyperaceae weeds in seedling cast-plant rice field at the dosage 450.0-675.0 g/ hm~2 (a. i). The herbicide was more safe than MCPA-Na when it was applied in seedling cast-plant rice field, its control effect on pygmy arrowhead was better than bensulfuron-methyl, but its control effect on barnyardgrass was bad.更多还原