分面浏览：Issued Date |
| 当前检索式 | ((ALL：the upper yangtze river)) |
| 限定条件 | 无 |
共33条，第1-33条
| 2024 1 | 2023 22 | 2022 26 |
| 2021 32 | 2020 38 | 2019 49 |
| 2018 46 | 2017 31 | 2016 29 |
| 2015 49 | 2014 25 | 2013 34 |
| 2012 50 | 2011 26 | 2010 22 |
| 2009 36 | 2008 24 | 2007 25 |
| 2006 25 | 2005 25 | 2004 18 |
| 2003 20 | 2002 29 | 2001 16 |
| 2000 8 | 1999 6 | 1998 2 |
| 1997 1 | 1996 4 | 1994 3 |
| 1993 1 | 1990 1 | 1986 1 |