Estimated anthropogenic nitrogen and phosphorus inputs to the land surface of the conterminous United States--1992, 1997, and 2002

GSTDTAP > 地球科学

报告编号	2012-5241
	Estimated anthropogenic nitrogen and phosphorus inputs to the land surface of the conterminous United States--1992, 1997, and 2002
	Sprague, Lori A. lsprague@usgs.gov; Gronberg, Jo Ann M.
	2013
出版年	2013
页数	20
语种	英语
国家	美国
出版者	U.S. Geological Survey
领域	资源环境;地球科学
英文摘要	Anthropogenic inputs of nitrogen and phosphorus to each county in the conterminous United States and to the watersheds of 495 surface-water sites studied as part of the U.S. Geological Survey National Water-Quality Assessment Program were quantified for t
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来源平台	US Geological Survey (USGS)
文献类型	科技报告
条目标识符	http://119.78.100.173/C666/handle/2XK7JSWQ/8020
专题	地球科学资源环境科学
推荐引用方式 GB/T 7714	Sprague, Lori A. lsprague@usgs.gov,Gronberg, Jo Ann M.. Estimated anthropogenic nitrogen and phosphorus inputs to the land surface of the conterminous United States--1992, 1997, and 2002:U.S. Geological Survey,2013.