Fluorescence Spectroscopy and <sup>13</sup>C NMR Spectroscopy Characteristics of HA in Black Soil at Different Corn Straw Returning Modes

<div>Effect of different treatments of corn straw on SOC.</div>

International Journal of Analytical Chemistry

Figure 1: Fluorescence Spectroscopy and <sup>13</sup>C NMR Spectroscopy Characteristics of HA in Black Soil at Different Corn Straw Returning Modes 