Insecticide concentrations in stream sediments of soy production regions of South America
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- 作者：Lisa Hunta ; lisahunt@berkeley.edu" class="auth_mail" title="E-mail the corresponding author ; Carlos Bonettob ; bonetto@ilpla.edu.ar" class="auth_mail" title="E-mail the corresponding author ; Vincent H. Resha ; resh@berkeley.edu" class="auth_mail" title="E-mail the corresponding author ; Daniel Forsin Bussc ; dbuss@ioc.fiocruz.br" class="auth_mail" title="E-mail the corresponding author ; Silvia Fanellib ; fsilvialaura@hotmail.com" class="auth_mail" title="E-mail the corresponding author ; Natalia Marrochib ; marrochinatalia@yahoo.com.ar" class="auth_mail" title="E-mail the corresponding author ; Michael J. Lydyd ; mlydy@siu.edu" class="auth_mail" title="E-mail the corresponding author
- 关键词：Insecticides ; Pyrethroids ; Soybean production ; South America ; Stream buffers ; Aquatic toxicity
- 刊名：Science of the Total Environment
- 出版年：2016
- 出版时间：15 March 2016
- 年：2016
- 卷：547
- 期：Complete
- 页码：114-124
- 全文大小：781 K
文摘
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Characterized insecticides in stream sediments of Argentina, Paraguay, and Brazil
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Chlorpyrifos, cypermethrin, lambda-cyhalothrin and endosulfan frequently detected
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Most sediment samples contained multiple insecticides
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Highest toxic units occurred in sediment at sites with stream buffer widths <20 m Pyrethroids found at concentrations toxic to aquatic invertebrates