TY - BOOK N2 - Nutrients in water are necessary for productive aquatic ecosystems, but in high concentrations, nutrients such as nitrates, ammonia, and phosphates can adversely affect aquatic life and human health. AB - Nutrients in water are necessary for productive aquatic ecosystems, but in high concentrations, nutrients such as nitrates, ammonia, and phosphates can adversely affect aquatic life and human health. T1 - Nutrients in the nation's waters :too much of a good thing? / DA - 1996. CY - [Washington, D.C.] : AU - Mueller, David K. AU - Helsel, Dennis R. AU - Kidd, Mary A. VL - 1136 CN - QE75 CN - TD427.N87 CN - QE75 PB - U.S. G.P.O., PP - [Washington, D.C.] : PY - 1996. N1 - Shipping list no.: 97-0267-P. ID - 189713 KW - Nutrient pollution of water TI - Nutrients in the nation's waters :too much of a good thing? / LK - http://purl.access.gpo.gov/GPO/LPS98451 UR - http://purl.access.gpo.gov/GPO/LPS98451 ER -