作者: Jen-ni Kuo , Alicia Y. Soon , Christine Garrett , Michael T. K. Wan , John P. Pasternak
DOI: 10.1080/03601234.2012.636588
关键词: Agricultural pesticides 、 Irrigation 、 Surface runoff 、 STREAMS 、 Sediment 、 Hydrology 、 Environmental science 、 Pesticide 、 Agriculture 、 Drainage
摘要: The objectives of this study were to determine environmental occurrence and concentrations selected currently-used-pesticides some transformation products in agricultural farms the Okanagan Valley (OKV), conduct a simple risk assessment pesticides levels detected OKV on non-target aquatic organisms. is tree fruit country Province British Columbia where considerable amount are applied annually. Water, sediment soil samples collected at eleven sites early June late September following rainfall events and/or extended periods irrigation from drainage ditches small streams. Undisturbed reference also sampled. Study results showed that forty eighty chemicals analyzed, including organochlorine, nitrogen-containing organophosphate commonly used for crops, runoff stream water samples. Among which, endosulfan-sulfate was most frequently ...