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Table 1 Concentrations of amino sugars and microbial necromass C at the study sites

From: Increased microbial sequestration of soil organic carbon under nitrogen deposition over China’s terrestrial ecosystems

Citation Site Ecosystem SOC (mg/g soil) Amino sugars (mg/g soil) Microbial necromass C (mg/g soil) Microbial necromass C (% SOC)
Total Glu Mur Total Fungal Bacterial Total Fungal Bacterial
Ding et al. (2009) Gongzhuling, Jilin Cropland 15.60 1.98 1.06 0.104 14.23 9.56 4.67 91.20 61.27 29.93
Ding et al. (2010) Gongzhuling, Jilin Cropland 15.60 1.98 1.06 0.104 12.88 8.21 4.66 82.54 52.67 29.88
Ding et al. (2011a) Shenyang Agricultural University, Liaoning Cropland 10.50 1.05 0.69 0.073 8.53 5.26 3.27 81.25 50.06 31.19
Li et al. (2012) Gongzhuling, Jilin Cropland 17.40 1.01 0.71 0.045 8.43 6.40 2.03 48.46 36.77 11.68
Ding et al. (2013a) Hailun, Heilongjiang Cropland 27.10 1.73 1.08 0.056 12.28 9.76 2.52 45.32 36.02 9.30
Ding et al. (2013c) Hailun, Heilongjiang Cropland 27.10 1.71 1.06 0.062 12.33 9.55 2.78 45.50 35.26 10.24
Li et al. (2015) Hailun, Heilongjiang Cropland 6.99 0.18 0.11 0.010 1.46 1.01 0.45 20.88 14.42 6.46
Chen et al. (2018) Taoyuan, Hunan Cropland 17.00 1.30 0.79 0.062 9.89 7.09 2.80 58.19 41.72 16.46
Zhang et al. (2018) Qianyanzhou, Jiangxi Cropland 9.70 0.19 0.100 0.023 1.65 0.89 1.05 17.01 9.18 10.82
Li et al. (2019) Luancheng, Hebei Cropland 8.76 0.49 0.31 0.014 3.46 2.81 0.65 39.48 32.09 7.38
Ning et al. (2019) Ningxiang, Hunan Cropland 17.05 1.22 0.73 0.056 9.07 6.55 2.51 53.18 38.43 14.75
Luo et al. (2020) Haibei, Qinghai Grassland 66.70 5.30 3.36 0.186 36.24 27.90 8.33 54.34 41.83 12.49
Ma et al. (2020) Jianfengling, Hainan Forest 25.90 2.01 1.47 0.079 16.82 13.26 3.57 64.96 51.18 13.77
Cui et al. (2016) Dinghushan, Guangdong Forest 42.50 1.88 1.40 0.079 15.15 11.61 3.54 35.64 27.31 8.32
Zhang et al. (2016) Dinghushan, Guangdong Forest 37.77 1.97 1.37 0.119 16.19 10.84 5.35 42.87 28.69 14.16
Ma et al. (2018) Shixi, Jiangxi Forest 17.16 0.16 0.14 0.020 1.90 1.01 0.89 11.07 5.89 5.18
  1. The values are the means of all measurements determined at the study sites. All data were collected at the control plots without N addition. The citations are available in Supplementary Text S1
  2. C carbon, SOC soil organic carbon, Glu glucosamine, Mur muramic acid
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