| 丹东地区春播期低温冷害及影响 |
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| 引用本文： | 徐璐璐,高松影,于文革,李慧琳,白华.丹东地区春播期低温冷害及影响[J].安徽农业科学,2011,39(2):1021-1023. |
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| 作者姓名： | 徐璐璐 高松影 于文革 李慧琳 白华 |
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| 作者单位： | 丹东市气象局,辽宁丹东,118000 |
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| 摘 要： | 目的]分析丹东地区春播期低温冷害的气候特征及演变规律。方法]利用丹东地区4个测站1961~2010年4月下旬至5月上旬日平均气温资料以及亚洲极涡面积和太阳黑子等特征量,对春播期低温冷害的成因背景进行分析。结果]丹东地区4月下旬发生低温冷害的频率高于5月上旬,1980、1988和2010年出现了严重的低温冷害。结论]线性倾向趋势分析表明,1961~2010年丹东地区低温日数呈增加趋势。
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| 关 键 词： | 丹东 春播期 低温冷害 气候特征 |
Chilling Damage and Influence during Spring Sowing in Dandong City |
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| Institution: | XU Lu-lu et al (Dandong Meteorological Observatory,Dandong,Liaoning 118000) |
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| Abstract: | Objective] To analyze climatic characteristics and evolution of chilling damage during spring sowing in Dandong City.Method] By using the daily averaged temperatures from late April to early May(1961-2010) in four stations of Dandong City,Asia polar vortex area and sunspot,the causes of chilling damage during spring sowing were analyzed.Result] The results showed that the chilling damage during spring sowing in late April was more than those of early May.Moreover,there was serious chilling damage in 1980,1988 and 2010.Conclusion] Chilling damage days are increasing from 1961 to 2010. |
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| Keywords: | Dandong Spring sowing Chilling damage Climatic characteristics |
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