منابع مشابه
Cryptosporidium source tracking in the Potomac River watershed.
To better characterize Cryptosporidium in the Potomac River watershed, a PCR-based genotyping tool was used to analyze 64 base flow and 28 storm flow samples from five sites in the watershed. These sites included two water treatment plant intakes, as well as three upstream sites, each associated with a different type of land use. The uses, including urban wastewater, agricultural (cattle) waste...
متن کاملIntersex (testicular oocytes) in smallmouth bass from the Potomac River and selected nearby drainages.
Intersex, or the presence of characteristics of both sexes, in fishes that are normally gonochoristic has been used as an indicator of exposure to estrogenic compounds. In 2003, during health assessments conducted in response to kills and a high prevalence of skin lesions observed in smallmouth bass Micropterus dolomieu in the South Branch of the Potomac River, the presence of immature oocytes ...
متن کاملPotomac River - North Crossing Study Problem Statement , Evaluation Measures , and Initial Alternatives
It has come to my attention that Rogue Valley Transit District has recently initiated, or is preparing to initiate, studies of transportation alternatives for a Commuter Rail project between Medford and Central Point. I further understand that you may seek New Starts funding for these projects, thus necessitating a request to the Federal Transit Administration (FTA) to formally approve the loca...
متن کاملLimnological and pollution study of Shahdadroud River, Kerman province
Abstract Shahdadroud River is one of the most important rivers in Kerman province that during previous years has been threatened by drought and anthropogenic pollution. This river supplies some parts of drinking water of Kerman city and some vicinity villages. The main objective of the present study is consideration of pollution situation of the river; for this purpose, limnological and biolo...
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ژورنال
عنوان ژورنال: Journal of the American Medical Association
سال: 1899
ISSN: 0002-9955
DOI: 10.1001/jama.1899.92450320010001b