Spectroscopy and Spectral Analysis, Volume. 42, Issue 10, 3116(2022)

Spectral Analysis of the Effect of Organic Fertilizer Application on the Evolution of Organic Matter and Nitrogen in Farmaland

Hong-wei PAN*, Wen-bin TONG, Hong-jun LEI*;, Guang YANG, and Li-li SHI
Author Affiliations
  • School of Water Conservancy, North China University of Water Resources and Electric Power, Zhengzhou 450046, China
  • show less
    Figures & Tables(10)
    3D fluorescence spectra of soil DOM
    BIX changes of soil DOM
    HIX changes of soil DOM
    Correlation analysis between Bix and Hix of soil DOM
    Fluorescence components(C1, C2, C3) of DOM identified by PARAFAC model
    2D-COS and hetero 2D-COS maps of fluorescence components of DOM
    • Table 1. Changes of soil chemical properties under different treatments

      View table
      View in Article

      Table 1. Changes of soil chemical properties under different treatments

      处理时间
      /d
      TOC含量/
      (g·kg-1)
      DOC含量/
      (mg·kg-1)
      硝态氮含量/
      (mg·kg-1)
      铵态氮含量/
      (mg·kg-1)
      CK727.3446.5624.103.71
      1526.5239.2520.103.01
      3026.3830.2518.734.29
      4525.3929.2115.315.43
      CP731.3146.5921.63.11
      1530.2866.2533.282.88
      3029.9972.7234.711.74
      4528.3364.5232.162.51
    • Table 2. Changes of soil DOM fluorescentce components under different treatments

      View table
      View in Article

      Table 2. Changes of soil DOM fluorescentce components under different treatments

      处理时间/dC1/(A.U.)C2/(A.U.)C3/(A.U.)
      CK75.316.413.09
      153.254.212.16
      302.783.322.01
      451.091.672.48
      CP78.407.323.82
      158.798.624.54
      3013.1110.824.60
      457.609.0324.26
    • Table 3. Results of 2D-COS analysis of DOM fluorescence components

      View table
      View in Article

      Table 3. Results of 2D-COS analysis of DOM fluorescence components

      C2C3
      C1+(-)-(+)
      C2-(+)
    • Table 4. Typical correlation coefficients between the relative content of DOM fluorescence components and nitrate and ammonium nitrogen contents

      View table
      View in Article

      Table 4. Typical correlation coefficients between the relative content of DOM fluorescence components and nitrate and ammonium nitrogen contents

      典型相关系数特征值贡献率概率值
      0.97116.5695.31%<0.01
    Tools

    Get Citation

    Copy Citation Text

    Hong-wei PAN, Wen-bin TONG, Hong-jun LEI, Guang YANG, Li-li SHI. Spectral Analysis of the Effect of Organic Fertilizer Application on the Evolution of Organic Matter and Nitrogen in Farmaland[J]. Spectroscopy and Spectral Analysis, 2022, 42(10): 3116

    Download Citation

    EndNote(RIS)BibTexPlain Text
    Save article for my favorites
    Paper Information

    Category: Research Articles

    Received: Aug. 14, 2021

    Accepted: Feb. 19, 2022

    Published Online: Nov. 23, 2022

    The Author Email: Hong-wei PAN (phw103@163.com)

    DOI:10.3964/j.issn.1000-0593(2022)10-3116-08

    Topics