Comment on "Trend reversal of nitrate in Danish groundwater-a reflection of agricultural practices and nitrogen surpluses since 1950".
作者信息
Spruill Timothy B
出版信息
Environ Sci Technol. 2011 May 1;45(9):4187-8; author reply 4189. doi: 10.1021/es200441v. Epub 2011 Apr 1.
PMID:21456544
Abstract
摘要
Zotero 插件