摘要
采用田间小区试验,研究了41%异丙草-莠悬乳剂对夏播高丹草田杂草的防除效果。结果表明,41%异丙草-莠悬乳剂可有效防除高丹草田间的马唐、马齿苋和反枝苋等杂草,但对高丹草的生长有一定不利影响。在考虑降低成本和保证饲草安全的前提下,于高丹草播种后6 d,用41%异丙草-莠悬乳剂2.250 L/hm2,对水稀释后均匀地表喷雾,可收到较好的除草效果。
Adopting small plot experiment in the field, a efficacy of miscellaneous weeds exterminated after applied by 41% in summer Gaodan grass field were studied. The results showed that 41% Yibingcao-you were very effective to prevent from and exterminate miscellaneous weeds in Gaodan grass field, but a little disadvantage to Gaodan grass. In conside ration of both the cost decreased and the grass safety, it is the best way to prevent from and exterminate miscellaneous weeds that 41% Yibingcao-you of 2. 250 L/hm^2 diluted with water is sprayed evenly over the field in 6 days after grass seeds sowed.
出处
《河北农业科学》
2006年第1期66-68,共3页
Journal of Hebei Agricultural Sciences
关键词
异丙草-莠悬乳剂
高丹草
除草
药效
Yibingcao-you
Gaodan grass
Exterminate weed
Efficacy of herbicide
