分面浏览：发表日期 |
| 当前检索式 | ((ALL：紫花苜蓿)) |
| 限定条件 | 无 |
| 2023 4 | 2021 3 | 2020 12 |
| 2019 11 | 2018 29 | 2017 16 |
| 2016 37 | 2015 32 | 2014 41 |
| 2013 57 | 2012 32 | 2011 43 |
| 2010 34 | 2009 35 | 2008 56 |
| 2007 68 | 2006 26 | 2005 27 |
| 2004 22 | 2003 18 | 2002 6 |
| 2001 34 | 2000 4 | 1999 4 |
| 1998 3 | 1997 2 | 1996 3 |
| 1995 2 | 1994 1 | 1993 2 |
| 1992 6 | 1991 5 | 1990 2 |
| 1989 1 | 1988 2 | 1987 3 |
| 1986 4 | 1985 2 | 1984 1 |
| 1983 1 | 1981 1 | 1980 1 |
| 1979 1 | 1974 1 | 1973 1 |
