Skip to main content

Advertisement

Table 1 General characteristics of the soil profile

From: Effect of humic substances and clay minerals on the hydrosorption capacity of clay particles in meadow soils (Middle Priamurje, Far East of Russia)

Horizon, depth, cm pHwater Exchangeable cations C-OM C-HA C-FA Fe2O a3 Particle content <0.01 mmb
Ca2+ Mg2+
cmol kg−1 %
Ag 0–14 5.8 16.49 4.95 4.90 1.88 1.41 1.51 58.5
Elcg 22–30 5.9 11.96 7.42 1.00 0.22 0.26 2.19 60.8
Btg1 65–80 6.3 17.68 9.77 0.95 0.19 0.23 1.66 79.3
Cg 150–160 6.3 16.58 7.87 0.75 ND ND 1.61 68.9
  1. C-OM organic matter carbon, C-HA humic acid carbon, C-FA fulvic acid carbon
  2. aFe2O3, dithionite–citrate–bicarbonate extracted
  3. bPipette method