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SPECTROSCOPY AND SPECTRAL ANALYSIS  2021, Vol. 41 Issue (11): 3518-3523    DOI: 10.3964/j.issn.1000-0593(2021)11-3518-06
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Fluorescence Spectrum Characteristics of Fulvic Acid in Black Soil Under Different Ratios of Organic-Inorganic Fertilizers Combined Application
LI Yan1, BAI Yang1, WEI Dan1,2*, WANG Wei3, LI Yu-mei3, XUE Hong4, HU Yu1, CAI Shan-shan5
1. College of Resources and Environment, Northeast Agricultural University, Harbin 150030, China
2. Institute of Plant Nutrition, Resources and Environment, Beijing Academy of Agriculture and Forestry Sciences, Beijing 100097, China
3. Institute of Soil, Fertilizer and Environmental Resources, Heilongjiang Academy of Agricultural Sciences, Harbin 150086, China
4. Keshan Branch of Heilongjiang Academy of Agricultural Sciences, Qiqihar 161000, China
5. College of Land and Environment, Shenyang Agricultural University, Shenyang 110866, China