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SPECTROSCOPY AND SPECTRAL ANALYSIS  2022, Vol. 42 Issue (09): 2919-2923    DOI: 10.3964/j.issn.1000-0593(2022)09-2919-05
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Fluorescence Spectrum Characteristics of DOC in Black Soil Under Organic Substitution of Chemical Nitrogen Fertilizer
ZHANG Jiu-ming1,KUANG En-jun1,CHI Feng-qin1*,LIU Yi-dan4,ZHOU Bao-ku1,XIA Xiao-yu3,WANG Xiao-jun1,SUN Lei1,CHANG Ben-chao1,WEI Dan2
1. Institute of Soil, Fertilizer and Environmental Resources, Key Laboratory of Black Soil Protection and Utilization, Ministry of Agriculture and Rural Affairs, Harbin 150086, China
2. Institute of Plant Nutrition and Environmental Resources, Beijing Academy of Agriculture and Forestry Sciences, Beijing 100097, China
3. Soybean Research Institute of Heilongjiang Academy of Agricultural Sciences, Harbin 150086, China
4. College of Resources and Environment, Northeast Agricultural University, Harbin 150030, China