CSSC soil horizons

Question 1

Bh

Answer 1

accumulation of soil organic matter (SOM)

Question 2

Bf

Answer 2

accumulation of iron and or aluminum

Question 3

Bss

Answer 3

presence of slickensides (smooth clay coating caused by stress in clay soil)

Question 4

Bv

Answer 4

vertic horizon caused by turbation (mixing) of material in high clay soils

Question 5

Bt

Answer 5

accumulation of clay

Question 6

Bn

Answer 6

strong soil structure and sodium accumulation

Question 7

Bg

Answer 7

mottling and gleying due to water saturation

Question 8

Bm

Answer 8

slight colour or structural changes from the parent material.

Question 9

Ah

Answer 9

accumulation of soil organic mater (SOM)

Question 10

Ae

Answer 10

removal of clay, SOM, iron, or aluminum

Question 11

Cca

Answer 11

accumulation of Ca nad Mg carbonates

Question 12

Cs

Answer 12

accumulation of soluble salts

Question 13

ck

Answer 13

presence of original ca nad mg carbonates

Question 14

css

Answer 14

presence of slickensides

Question 15

cg

Answer 15

mottling and gleying due to water saturation

Question 16

r

Answer 16

consolidated bedrock

Question 17

of

Answer 17

composed of fibrous materials of readily recognizable origin

Question 18

om

Answer 18

organic mateirals in an intermediate (or mesic) stage of decomposition

Question 19

oh

Answer 19

organic material which is highly decomposed (in a humic state)