| 同德县近50年气候变化特征及对农牧业生产的影响 |
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| 引用本文： | 丁生祥,郭连云.同德县近50年气候变化特征及对农牧业生产的影响[J].贵州农业科学,2009,37(3). |
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| 作者姓名： | 丁生祥 郭连云 |
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| 作者单位： | 1. 青海省同德县气象局,青海,同德,813201
2. 青海省海南州气象局,青海,共和,813000 |
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| 摘 要： | 根据青海省同德县1961-2007年47年气温和降水资料,对气候变化进行了分析.结果表明:近50年来同德县气温有明显上升的趋势,年平均气温呈线性升高趋势,冬季升温幅度最大,夏季微弱;年降水量以9.9 mm/10年的趋势减小,春季降水量的减少趋势很明显,其递减率为-6.51 mm/10年.过去50年同德县气候存在冷湿-暖干-暖湿的变化.气候变化对当地农业生产利小于弊,但对牧业生产利大于弊.
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| 关 键 词： | 气候变化 气温 降水 同德县 青海 |
Recent 50 Years' Climatic Change Characteristics and the Effect on Agriculture-husbandry Production in Tongde County |
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| DING Sheng-xiang,GUO Lian-yun.Recent 50 Years'' Climatic Change Characteristics and the Effect on Agriculture-husbandry Production in Tongde County[J].Guizhou Agricultural Sciences,2009,37(3). |
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| Authors: | DING Sheng-xiang GUO Lian-yun |
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| Institution: | 1.Tongde Meteorological Bureau of Qinghai Province;Tongde;Qinghai 813201;2.Hainan State Meteorological Bureau of Qinghai Province;Gonghe;Qinghai 813000;China |
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| Abstract: | Based on air temperature and precipitation data from 1961 to 2007 in Tongde county of Qinghai province,the climatic change characteristics were analyzed.The results indicate there is a clear increasing trend of the air temperature in Tongde county.Annual average air temperature rise linearly with the most increasing extent in winter and weakening in summer.Annual precipitation is reduced with a trend of 9.9 mm per 10 years,and the reducing trend of precipitation in spring is very obvious with decline rate o... |
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| Keywords: | climatic change temperature precipitation Tongde county Qinghai |
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