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Table 2 Chemical properties of leaf litter pools

From: Urban-induced changes in tree leaf litter accelerate decomposition

Species Acer Alnus Populus Quercus Robinia
Origin Periurban Urban Periurban Urban Periurban Urban Periurban Urban Periurban Urban
NDF [%] 50.03 59.44 37.33 36.58 37.19 33.51 58.57 55.79 26.76 25.43
ADF [%] 19.09 22.75 20.50 19.60 23.52 20.52 29.63 28.56 16.48 16.85
ADL [%] 8.27 9.97 10.64 10.23 9.17 8.29 15.84 15.10 9.22 8.99
N [%] 0.98 0.94 2.49 2.42 1.07 0.91 0.77 0.90 2.07 1.90
C [%] 44.69 44.58 48.52 47.40 45.87 45.25 49.26 48.67 46.78 44.42
P [g kg−1] 1.39 0.54 0.53 0.92 0.95 1.23 2.28 2.22 0.75 0.91
S [g kg−1] 1.57 1.54 0.98 2.11 1.75 2.96 0.75 0.95 1.64 1.56
K [g kg−1] 7.61 9.58 3.81 6.66 7.51 7.36 5.16 4.00 7.48 6.98
C:N 45.68 47.32 19.45 19.62 43.05 49.70 63.88 53.86 22.60 23.39
C:P 322.07 819.58 910.18 515.11 484.83 368.17 215.74 219.64 623.43 487.71
ADL:N 8.45 10.59 4.26 4.23 8.61 9.10 20.54 16.71 4.46 4.73
Al [mg kg−1] 699.69 1,257.62 727.50 1,593.08 2,363.85 1,693.85 722.38 929.77 1,168.62 2,773.85
B [mg kg−1] 140.40 165.75 46.58 119.75 176.30 207.30 76.52 77.56 103.10 138.45
Ca [g kg−1] 31.12 31.28 10.18 24.01 29.10 37.61 18.32 20.13 35.57 46.62
Cr [mg kg−1] 1.63 1.16 0.81 1.10 1.62 1.68 3.91 2.94 0.77 2.23
Cu [mg kg−1] 12.25 16.35 10.50 24.34 16.25 28.87 9.64 12.50 17.22 20.16
Fe [mg kg−1] 227.45 392.55 181.80 433.70 517.95 580.65 168.25 266.65 331.95 712.55
Mg [g kg−1] 1.90 1.96 0.87 2.14 1.49 1.42 0.95 1.08 1.32 2.11
Mn [mg kg−1] 230.80 488.55 321.78 248.00 310.80 132.75 512.60 596.30 84.79 69.91
Na [mg kg−1] 253.70 326.10 294.25 789.90 355.05 307.90 383.10 410.15 374.70 465.75
Zn [mg kg−1] 186.70 139.30 73.83 190.25 738.85 1,070.00 86.18 163.00 74.14 74.54
  1. All values on a per litter oven-dry weight basis, except for NDF neutral detergent fiber, ADF acid detergent fiber, and ADL acid detergent lignin which are on an air-dry weight basis (n = 1).