不同降水年型下水氮调控对小麦产量及生物量的影响
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茹晓雅,李广,陈国鹏,张统帅,闫丽娟
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Regulation effects of water and nitrogen on wheat yield and biomass in different precipitation years
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Xiao-Ya RU,Guang LI,Guo-Peng CHEN,Tong-Shuai ZHANG,Li-Juan YAN
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表3 不同降水年型
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Table 3 Different precipitation years
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年型 Model year | 平均降水量 Average precipitation | 变异系数 Variable coefficient | 合计(年) Total (year) | 年份 Year | 干旱年 Dry year | 136.4 | 0.19 | 13 | 1971 | 1974 | 1975 | 1976 | 1982 | 1995 | 1997 | 2000 | 2001 | 2008 | 2009 | 2011 | 2017 | | | | 平水年 Normal year | 202.5 | 0.043 | 20 | 1972 | 1973 | 1980 | 1981 | 1983 | 1985 | 1987 | 1988 | 1989 | 1992 | 1994 | 1996 | 2002 | 2004 | 2006 | 2007 | 2010 | 2014 | 2015 | 2016 | | | | | 湿润年 Wet year | 270.0 | 0.092 | 15 | 1977 | 1978 | 1979 | 1984 | 1986 | 1990 | 1991 | 1993 | 1998 | 1999 | 2003 | 2005 | 2012 | 2013 | 2018 | |
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