分面浏览：发表日期 |
| 当前检索式 | ((ALL：自然保护区)) |
| 限定条件 | 无 |
| 2023 3 | 2022 1 | 2021 11 |
| 2020 40 | 2019 59 | 2018 130 |
| 2017 125 | 2016 168 | 2015 168 |
| 2014 203 | 2013 168 | 2012 182 |
| 2011 176 | 2010 200 | 2009 252 |
| 2008 260 | 2007 200 | 2006 153 |
| 2005 95 | 2004 134 | 2003 125 |
| 2002 88 | 2001 46 | 2000 52 |
| 1999 48 | 1998 40 | 1997 39 |
| 1996 39 | 1995 20 | 1994 14 |
| 1993 12 | 1992 9 | 1991 7 |
| 1990 19 | 1989 14 | 1988 13 |
| 1987 6 | 1986 10 | 1985 7 |
| 1984 5 | 1983 4 | 1982 5 |
| 1981 3 | 1979 1 | 1978 1 |
