杀虫剂

Male workers were made permanently sterile by this pesticide.

这种剂使得男性工人终生不育。

Many pests are resistant to the insecticide.

许多害对这种剂有抵抗力。

Organohalogen compounds, or OHCs, include dioxins, polychlorinated biphenyls and some pesticides.

有机卤化物，或称OHC，包含戴奥辛、多氯联苯及数种剂。

Metaflumizone, a new insecticide for controlling Lepidopterous and some Coleoptera pests, was briefly reviewed.

氰氟一种新型的剂，主要用于防治鳞翅目部分鞘翅目害。

Apply the insecticide sparingly.

慎用剂。

There is a lot of concern over the amount of herbicides and pesticides used in farming.

人们对农业上灭草剂剂的用量非常担忧。

He is spraying insecticide.

他在喷剂。

Chlorpyrifos was one kind of organophosphorus pesticides with higher efficacy and could substitute highly poisonous metham-sodium and parathion.

毒死蜱替代甲胺对硫等高毒农药的高效有机剂,在世界范围得到广泛使用。

The interference index of population control,IIPC was used to evaluate the control effect of Avermectins,Yasimie and Yasimiejin on peach-aphid.

应用干扰作用控制指数法评价了阿维菌素、蚜虱灭、蚜虱蓟净等剂对桃蚜种群控制的作用。

A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.

介绍了新型剂──除脲的发现、理化性质、机理、特点及合成方法。

DBK group is a world-wide operating company in product innovation and man-ufacturing in the field of air treatment, insecticide and air freshener.

DBK集团一家跨国公司，主要从事空气处理器，剂，空器清新剂等产品的生产革新。

Nonbiodegradable pollutants, such as certain chlorinated hydrocarbon pesticides (e.g.DDT) and heavy metals, such as lead, copper, and zinc in some industrial effluents, accumulate in the environment.

生物不可降解的污染，如氯代烃类剂（如DDT）工业废水中的重金属，如铅、铜锌，在环境中积累。