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. 2017 Feb 3;7:41965. doi: 10.1038/srep41965

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Mineral nitrogen (A) and nitrogen immobilization (B) in control soil (CS) as well as soil amended with grass litter (LS), and grass litter-nanoparticles (LNPS) after 90 and 180 days of incubation. Error bars represent the standard error (±1) of the mean (n = 3). Significant difference among treatments and time represented by small letter at 5% probability level.