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Google圖書搜尋
Nutrients in the Nation's Waters
David K. Mueller
Dennis R. Helsel
Geological Survey (U.S.)
其他書名
Too Much of a Good Thing?
出版
U.S. Government Printing Office
, 1996
URL
http://books.google.com.hk/books?id=CyFObgMgU44C&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN
註釋
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.
