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Table 5 Comparison of NEP (t C ha−1 year−1) at the subalpine zone according to altitude, year, and community type

From: Organic carbon distribution and budget of dominant woody plant community in the subalpine zone at volcanic Jeju Island, Korea

RegionsLatitudeElevationCommunityYearNEPReference
Korea  AK2014− 1.08This study
 1660 20150.11
  TC2012− 1.74Jang 2017
33° 211648 2014− 1.3This study
   2015− 0.98
  JC2014− 1.37This study
 1651 2015− 1.25
USA41° 223186PE + AL19961.95Zeller and Nikolov 2000
   19990.81 
   20000.58 
40° 1′3050AL20010.68Monson et al. 2005
   20020.14 
   20030.61 
Switzerland46° 481639PA1997–20110.54–3.36Zielis et al. 2014
Italy   20090.67 
45° 502160GL20100.58Galvagno et al. 2013
   20111.21 
41° 521720M,C19984.5 
46° 181560BD19966.6Valentini et al. 2000
1560BD19934.7 
China37° 293250GL20020.79Kato et al. 2004
 1350BP19940.95 
39° 581150QL1994− 0.29Fang et al. 2007
 1050PT19944.08 
  1. AK Abies koreana, TC Taxus cuspidata, JC Juniperus chinensis var. sargentii, PE Picea engelmanni, BD broad-leaved deciduous, BP Betula platyphylla, QL Quercus liaotungensis, PT Pinus tabulaeformis, AL A. lasiocarpa, PA Peicea abies, GL grassland