华北地区大气氮沉降的空间格局和季节特征 |
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作者姓名: | WANG Zhen ZHANG Xiuying LIU Lei CHENG Miaomiao XU Junfeng |
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作者单位: | International Institute for Earth System Science;Jiangsu Center for Collaborative Innovation in Geographical Information Resource Development and Application;College of Earth and Environmental Sciences;State Key Laboratory of Environmental Criteria and Risk Assessment;Research Academy of Remote Sensing and Earth Sciences |
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基金项目: | This study was supported by the National Natural Science Foundation of China[grant numbers 41471343 and 41601457]. |
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摘 要: | 作为农业集约化和经济快速发展的地区之一,华北地区较高的氮沉降不容忽视.本文利用卫星观测的对流层柱浓度和大气化学传输模型模拟的剖面信息,研究了华北地区氮沉降的空间格局和季节特征.结果 表明,华北地区总氮沉降通量为16.3-106.5 kg N ha-1 yr-1,平均为54.5±17.2 kg N ha-1 yr-1.高...
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关 键 词: | 华北地区 卫星 氨气 二氧化氮 大气化学模式 |
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