冬小麦-夏玉米周年农田资源高效利用限制因素分析
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刘肖瑜,张豆豆,焦进宇,陈国庆,李勇
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Analysis on Limiting Factors of Efficient Utilization of Winter Wheat and Summer Maize Farmland Resources
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LIU XiaoYu,ZHANG DouDou,JIAO JinYu,CHEN GuoQing,LI Yong
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表1 4个生态区冬小麦季、夏玉米季气候条件
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Table 1 Climatic conditions of winter wheat and summer maize seasons in four ecological regions
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生长季
Growth season | 参数
Parameter | 鲁东
ES | 鲁中
CS | 鲁西北
NS | 鲁西南
SS | 冬小麦季
Winter wheat season | 太阳辐射Solar radiation (MJ·m-2) | 3362.75 | 3141.43 | 3387.37 | 3136.13 | | 平均温度Average temperature (℃) | 7.92 | 8.91 | 7.77 | 8.73 | | 降水量Precipitation (mm) | 182.32 | 193.05 | 127.56 | 190.86 | 夏玉米季
Summer maize season | 太阳辐射Solar radiation (MJ·m-2) | 2389.75 | 2083.91 | 2340.37 | 2113.68 | | 平均温度Average temperature (℃) | 24.47 | 25.12 | 24.70 | 24.90 | | 降水量Precipitation (mm) | 462.01 | 463.10 | 453.65 | 491.45 |
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