Topic 10) Soil Classifiaction

Question 1

Canadian System of Soil Classifcation

Answer 1

Groups together siils with similar characteristics

Question 2

Regosol

Answer 2

Young, underdevopled soil due to

Diagnostic:
Theses soils do not have a B horizaon or (may not have an A horizon)

Question 3

Brunisol

Answer 3

Soils in which horizon have undergone only slight development from the parent material

Diagnostic:
Bm horizon at least 5 cm thick and otherwise lacks the diagonostic properties of soil or other others

Question 4

Luvisol

Answer 4

Charactierzed by a textual constrict between the A and B horizon

Diagnostic: horizons at least 5 cm think in which silcate caly is the man accumlation product

Question 5

Chernozem

Answer 5

Contans alot of OM in the top layers limiting the growth of trees

Diagnstic:
A dark brown surface horizon enriched with OM at least 10 cm thick

Question 6

Solonetz

Answer 6

Diagnostic:

has a soloentizic B horizon. This horizon has columnar or prismatic structure.

Question 7

Greysol

Answer 7

Soils deveploed under wet conditions

Diagnostic:

These soils have low chromas or prominet mottling or both

Question 8

Podzol

Answer 8

Contians pozolic B horizon in which combinations of amorphous Al, Fe, and organic mater have 10 cm think

Question 9

Vertisol

Answer 9

Found in cool, subarid to subhumind grasslands

Diagnostic: These soils have both slickenside and vertic horizons

Question 10

Cryosol

Answer 10

They form in regoins that have mean annuel soil tempertue below 0C

Diagnostic: These soils have permafrost within 1m of the surface areass

Question 11

Organic

Answer 11

Soils that hvae deveopled in organic deposting including soils commony known as peat, bog, or fen soils.

Diagnostics:
They contian more then 17% carbon. and the organic layer must be at least 30 cm thick.