Literature DB >> 28264073

Correction: Use of inverse modeling to evaluate CENTURY-predictions for soil carbon sequestration in US rain-fed corn production systems.

Hoyoung Kwon, Carmen M Ugarte, Stephen M Ogle, Stephen A Williams, Michelle M Wander.   

Abstract

[This corrects the article DOI: 10.1371/journal.pone.0172861.].

Entities:  

Year:  2017        PMID: 28264073      PMCID: PMC5338818          DOI: 10.1371/journal.pone.0173729

Source DB:  PubMed          Journal:  PLoS One        ISSN: 1932-6203            Impact factor:   3.240


Table 3 appears incorrectly formatted in the published article. Please see the correct Table 3 and its caption here.
Table 3

Parameters inversely estimated using the SCSOC.

Parameter estimates, which were significantly different from zero (initial fraction of slow SOC) or unity (management effect) at P<0.05), are reported as mean ± standard error. NS indicates not significant from zero. Three levels of N fertilization were classified as low (≤100), mid (100~200), and high (≥200) kg N ha-1 rates; two levels of OM addition were classified as mid (≤10) and high (≥10) t dry matter ha-1 rates.

C input rates based onParameters estimated
_______________________________________Initial slow SOC pool (fraction of total) _____________________________________
SitesLexington, KYUrbana, ILLamberton, MNHoytville, OHWooster, OHSouth Charleston, OHEast Lansing, MINashua, IAKBS, MIRodale, PA
Observed Yield0.60±0.040.36±0.030.78±0.030.50±0.040.70±0.060.49±0.120.66±0.090.43±0.080.61±0.140.35±0.07
0.66±0.020.65±0.16
0.36±0.02
0.56±0.02
CENTURY modeled0.54±0.040.27±0.040.69±0.030.35±0.030.51±0.050.35±0.030.51±0.050.27±0.060.46±0.130.29±0.06
0.50±0.020.47±0.14
0.19±0.02
0.40±0.02
_______________________________________Management effect (unitless)___________________________________________
N inputsferteffomeff
Observed YieldLow1.24±0.09
Mid1.37±0.11Mid1.07±0.16 (NS)
High1.59±0.08High1.26±0.23 (NS)
CENTURY modeledLow1.34±0.11
Mid1.74±0.16Mid2.10±0.28
High2.19±0.13High2.02±0.38

Parameters inversely estimated using the SCSOC.

Parameter estimates, which were significantly different from zero (initial fraction of slow SOC) or unity (management effect) at P<0.05), are reported as mean ± standard error. NS indicates not significant from zero. Three levels of N fertilization were classified as low (≤100), mid (100~200), and high (≥200) kg N ha-1 rates; two levels of OM addition were classified as mid (≤10) and high (≥10) t dry matter ha-1 rates.
  1 in total

1.  Use of inverse modeling to evaluate CENTURY-predictions for soil carbon sequestration in US rain-fed corn production systems.

Authors:  Hoyoung Kwon; Carmen M Ugarte; Stephen M Ogle; Stephen A Williams; Michelle M Wander
Journal:  PLoS One       Date:  2017-02-24       Impact factor: 3.240

  1 in total

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