Frontiers of Agricultural Science and Engineering >> 2022, Volume 9, Issue 3 doi: 10.15302/J-FASE-2022456
EFFECTS OF SUBSTITUTION OF MINERAL NITROGEN WITH ORGANIC AMENDMENTS ON NITROGEN LOSS FROM SLOPING CROPLAND OF PURPLE SOIL
1. Key Laboratory of Mountain Surface Processes and Ecological Regulation, Chinese Academy of Sciences, Chengdu 610041, China;2. Institute of Mountain Hazards and Environment, Chinese Academy of Sciences, Chengdu 610041, China;1. Key Laboratory of Mountain Surface Processes and Ecological Regulation, Chinese Academy of Sciences, Chengdu 610041, China;2. Institute of Mountain Hazards and Environment, Chinese Academy of Sciences, Chengdu 610041, China;1. Key Laboratory of Mountain Surface Processes and Ecological Regulation, Chinese Academy of Sciences, Chengdu 610041, China;2. Institute of Mountain Hazards and Environment, Chinese Academy of Sciences, Chengdu 610041, China;3. University of Chinese Academy of Science, Beijing 100049, China;1. Key Laboratory of Mountain Surface Processes and Ecological Regulation, Chinese Academy of Sciences, Chengdu 610041, China;3. University of Chinese Academy of Science, Beijing 100049, China
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Abstract
● Interflow acts as the dominant pathway for N loss loadings.
Keywords
improved fertilization regime ; interflow ; nitrogen forms ; nitrogen leaching ; purple soil ; sloping cropland