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Trends in nitrogen concentration and nitrogen loads entering the South Shore Estuary Reserve from streams and ground-water discharge in Nassau and Suffolk counties, Long Island, New York, 1952-97
出版U.S. Department of the Interior, U.S. Geological Survey, 2003
URLhttp://books.google.com.hk/books?id=OYbKvAEACAAJ&hl=&source=gbs_api