Effects of urea enhanced with different weathered coal-derived humic acid components on maize yield and fate of fertilizer nitrogen
Humic acid (HA) is a readily available and low-cost material that is used to enhance crop production and reduce nitrogen (N) loss. However, there is little consensus on the efficacy of different HA components. In the current study, a soil column experiment was conducted using the 15N tracer techniqu...
Main Authors: | , , , , , , |
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Format: | Article |
Language: | English |
Published: |
Elsevier
2019-03-01
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Series: | Journal of Integrative Agriculture |
Subjects: | |
Online Access: | http://www.sciencedirect.com/science/article/pii/S2095311918619501 |