甘蓝型冬油菜北移种植的适应性分析
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曹小东,刘自刚,米文博,徐春梅,邹娅,徐明霞,郑国强,方新玲,崔小茹,董小云,米超,陈其鲜
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Analysis on the Adaptability of Northward Planting of Brassica napus
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CAO XiaoDong,LIU ZiGang,MI WenBo,XU ChunMei,ZOU Ya,XU MingXia,ZHENG GuoQiang,FANG XinLing,CUI XiaoRu,DONG XiaoYun,MI Chao,CHEN QiXian
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表2 冬油菜适应性试验种植区主要气象因子
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Table 2 Main weather factors for winter rapeseed adaptation test planting area
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生态因子 Ecological factor | 天水 Tianshui | 定西 Dingxi | 白银 Baiyin | 纬度 Latitude | 34°33′ | 35°58′ | 36°12′ | 海拔高度 Altitude (m) | 1210 | 2248 | 1898 | 最冷月平均气温The average temperature in the coldest month,ATCM (℃) | -3.3 | -5.9 | -5.3 | 最冷月平均最低气温The average lowest temperature in the coldest month,ALTCM (℃) | -8.2 | -11.3 | -11.1 | 年均温度 Annual average temperature,AAT (℃) | 10.3℃ | 7.5℃ | 6.3℃ | 极端低温Extreme low temperature,ELT (℃) | -15.0 | -25.6 | -23.5 | 无霜期天数 Free frost days,FFD (d ) | 195 | 146 | 141 | 降水量 Precipitation (mm) | 478.21 | 435.43 | 413.94 | 年平均蒸发量 Annual evaporation (mm) | 1636.53 | 1632.93 | 1538.1 |
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