The biological control progress of beet armyworm and the prospect were reviewed.本文综述了甜菜夜蛾生物防治进展以及对生物防治的展望.Deoxypodophyllotoxin have strong development inhibition to armyworm.脱氧鬼臼毒素对粘虫的生长发育有显著抑制作用.Deoxypodophyllotoxin hav...
The inflexibility of the country's labor market seriously impedes its economic recovery.该国劳工市场缺乏灵活性,这严重阻碍了它的经济恢复.Other inspections approved by the labor inspectorate or competent authority.四其他经劳动检查机构或主管机关核准者.Actors ...
At least a quarter of a million people have died in the fighting and the resultant famines.至少25万人死于这场战斗和由此引发的饥荒。Drought and famines have killed up to two million people here.旱灾和饥荒夺去了这里200万人的生命。They counted on foreign gra...
I see him chafe and fret at every pore.我看见他非常暴躁.As she spoke we could see that she was in a fret.她讲话时,我们看得出她很烦躁.He could rest only when he was too drained of energy to fret further.只有当他精疲力竭无力再操心时他才能得以休息。...