d_hori_sub

Last change: 2020.6

for further information see Explanatory Item: 131

CODE DESCRIPTION FROM_YEAR TO_YEAR USAGE
a Evidence of cryoturbation 1984   No restriction
b Buried horizon 1984   Mineral horizon, not cryoturbated
c Concretions or nodules 1984   Mineral horizon
d Dense layer 1984   Mineral horizon - the symbol is not used in combination with the symbols m (cementation) and x (fragipan)
f Frozen soil 1984   Not in I and R horizons
g Stagnic conditions 1984   No restriction
h Accumulation of organic matter 1984   Mineral horizon
i Slickensides 1984   No restriction
j Jarosite accumulation 1984   No restriction
k Accumulation of pedogenetic carbonates 1984   No restriction
l Capillary fringe mottling (gleyic) 1984   No restriction
m Strong cementation or induration 1984   Mineral horizons
n Pedogenetic accumulation of exchangeable sodium 1984   No restriction
o Residual accumulation of iron/aluminium oxides 1984   No restriction
p Ploughing or other artificial disturbance 1984   No restriction - E, B or C as Ap
q Accumulation of pedogenetic silica 1984   No restriction
r Strong reduction 1984   No restriction
s Illuvial accumulation of iron/aluminium oxides 1984   B horizon
t Accumulation of clay (illuvial or formed in the horizon) 1984   B and C horizon
u Urban and other man-made materials 1984   H, O, A, E, B and C horizons
v Plinthite 1984   No restriction
w Development of colour or structure in B 1984   B horizons
x Fragipan 1984   No restriction
y Pedogenetic accumulation of gypsum 1984   No restriction
z Pedogenetic accumulation of salts more soluble than gypsum 1984   No restriction

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