The characteristics of nitrogen output during the paddy field drainage period

Lu LU; Erfu DAI; Qianding CHENG; Zhenzhen WU

doi:10.11821/dlyj020181163

Journals >Geographical Research >Volume 39 >Issue 2 >Page 473 > Article

Geographical Research
Vol. 39, Issue 2, 473 (2020)

The characteristics of nitrogen output during the paddy field drainage period

Lu LU^{1、1、1、1、1、1、1、1、1、1、1、1、1、1、1、1}, Erfu DAI^{1、1、1、1、1、1、1、1}, Qianding CHENG^{1、1、1、1、1、1、1、1、1、1、1、1、1、1、1、1}, and Zhenzhen WU^{1、1、1、1、1、1、1、1}

Author Affiliations

¹1Environmental Strategy Institute, Chinese Academy for Environmental Planning, Beijing 100012, China

¹1生态环境部环境规划院战略规划部,北京 100012

¹2Institute of Geographic Sciences and Natural Resources Research, CAS, Beijing 100101, China

¹2中国科学院地理科学与资源研究所,北京 100101

¹3Beijing Orient Institute of Measurement & Test, Beijing 100094, China;

¹3北京东方计量测试研究所,北京 100094

¹4School of Environment, Beijing Normal University, Beijing 100875, China

¹4北京师范大学环境学院,北京 100875

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DOI: 10.11821/dlyj020181163 Cite this Article

Lu LU, Erfu DAI, Qianding CHENG, Zhenzhen WU. The characteristics of nitrogen output during the paddy field drainage period[J]. Geographical Research, 2020, 39(2): 473 Copy Citation Text

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Fig. 1. 研究区域位置及采样点设置Fig. 1

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Fig. 2. 水稻种植期内气温、降雨以及田面水中氮素浓度变化特征Fig. 2

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Fig. 3. 水田排水期沟渠水中氮素变化特征Fig. 3

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Fig. 4. 沟渠水中硝酸盐同位素组成关系图Fig. 4

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Lu LU, Erfu DAI, Qianding CHENG, Zhenzhen WU. The characteristics of nitrogen output during the paddy field drainage period[J]. Geographical Research, 2020, 39(2): 473

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