Maize stover biochar increases urea ( 15 N isotope) retention in soils but does not promote its acquisition by plants during a 4-year pot experiment
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DOI: 10.4067/s0718-58392017000400382
Abstract: Biochar as a soil amendment has been shown to improve soil quality and crop growth. However, biochar’s effect on urea-N use efficiency in long term is not well elucidated. Here we studied urea-N (15N isotope)… read more here.
Keywords: maize; biochar; maize stover; biochar increases ... See more keywords