【摘要】 大花萱草(Hemerocallismiddendorfii)移栽定植后施用33%二甲戊乐灵乳油、72%异丙甲草胺乳油进行土壤处理防除杂草试验,结果表明:药后30d,33%二甲戊乐灵1500ml/hm(2制剂含量,下同)除草效果在92%以上,72%异丙甲草胺1350～1800ml/hm2除草效果则在90%以上。应用上述剂量除草剂定植后施用于大花萱草田,对大花萱草植株安全。更多还原

【Abstract】 Weed control experiments were conducted with soil-applied 33% pendimethalin and 72% metolachlor after transplanting daylily (Hemerocallis middendorffii). Pendimethalin at 1500 ml/ha provided >92% weed control 30 d after application while metolachlor at 1350 to 1800 ml/ha provided >90%. These herbicides applied in the field at transplanting at the above rates caused no daylily injury.更多还原