toxicity to reproduction 中文意思是什麼
toxicity to reproduction
解釋
生殖毒性- toxicity : 動脈穿壁封閉預
- to : adv 到某種狀態；〈特指〉到停止狀態；關閉。 ★也常和動詞結合，略去其後賓語，而構成成語： The door i...
- reproduction : n. 1. 再生產，再現；【心理學】再生作用。2. 復制（品），復寫，仿造；轉載；翻印。3. 生殖，繁殖。
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The chronic toxicity of four kinds of phonetic compounds to daphnia mugua straus was determined. the relationship of the structure and effect of the compounds were discussed by the chronic results. the results show that all the compounds we measured have effects on the reproduction of the daphnia magua straus
烷基酚化合物對四種水生生物的毒性機制主要與脂水分配系數相關，為通透生物膜產生毒性的非反應性毒性，而氯代酚對四種水生生物的毒性機制一方面和logp有關的，另一方面是和電子效應相關的反應性毒性。 -
In this paper two - generation reproduction toxicity of fenvalerate, a - cypermethrin, chlorpyrifos, and triazophos was tested in a 21d period with water flea, daphnia magna, . the toxicity indicator included longevity, body length, days to first brood, days to first pregnancy, number of youth per female, intrinsic rate of natural increase ( r ), and number of broods per female. accordingly, the dose - response relations and relations between the chronic responses and enzyme levels were investigated
為了確定水蚤體內生化指標與慢性毒害效應之間的關系，特別是在低濃度暴露狀態下生化指標改變的生物學意義，以便能更準確預測早期農藥對水蚤種群的潛在危害，本文以浙江省常用殺蟲劑氰戊菊酯、高效氯氰菊酯、三唑磷和毒死蜱進行了大型蚤（ d . magna ）的急性和慢性毒性試驗（包括子代水蚤的恢復試驗） 。
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