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中国科学院生态环境研究中心
KMS of Research Center for Eco-Environmental Sciences, CAS
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城市与区域生态国家重... [2]
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段昌群 [2]
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环境科学 [1]
生态环境学报 [1]
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2000~2015年中国地级市化肥使用量的时空变化特征
期刊论文
环境科学, 2019, 卷号: 40, 期号: 10, 页码: 4733-4742
Authors:
潘晓东
;
李品
;
冯兆忠
;
段昌群
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View/Download:10/1
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Submit date:2020/06/02
化肥使用量
时空变化
冷热点分析
核密度分析
标准差椭圆
科尔沁沙地东南缘不同生态恢复模式下生态系统服务经济价值估算
期刊论文
生态环境学报, 2018, 卷号: 27, 期号: 01, 页码: 55-61
Authors:
袁吉有
;
段昌群
;
欧阳志云
;
郑华
;
徐卫华
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View/Download:52/10
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Submit date:2019/03/14
生态系统服务
价值估算
恢复方式
科尔沁沙地