分面浏览：发表日期 |
| 当前检索式 | ((ALL：铵态氮)) |
| 限定条件 | 无 |
| 2023 10 | 2022 5 | 2021 11 |
| 2020 26 | 2019 21 | 2018 39 |
| 2017 48 | 2016 66 | 2015 56 |
| 2014 49 | 2013 34 | 2012 43 |
| 2011 25 | 2010 34 | 2009 40 |
| 2008 53 | 2007 33 | 2006 30 |
| 2005 23 | 2004 19 | 2003 12 |
| 2002 10 | 2001 8 | 2000 6 |
| 1999 13 | 1998 2 | 1997 3 |
| 1995 2 | 1993 2 | 1992 1 |
| 1990 12 | 1989 1 | 1988 1 |
| 1987 1 | 1983 1 | 1979 1 |
| 1974 1 |
