ประโยคภาษาจีน : 中文句子 |
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fāng fǎ 方法 cǎi yòng 采用 zhān 粘 bǔ 捕 fǎ 法 jiān cè 监测 tóu yào 投药 qián hòu 前后 zhāng láng 蟑螂 mì dù 密度 yòng 用 xià jiàng 下降 lǜ 率 píng jià 评价 miè 灭 zhāng 蟑 xiào guǒ 效果 |
Methods The densities of cockroaches were monitored by adhesive trap. The killing efficacy was evaluated with declining rate of density. |