Soil Orders Flashcards
1
Q
alfisol horizons
A
A, Ap, E, Bt, C
Ochric, Argillic or Natric
2
Q
andisol horizons
A
A, Bw, Ab
Melanic
3
Q
aridisol horizons
A
A, Bw, Bk, Bt, C
4
Q
entisol horizons
A
A-C/R, no B
Ochric, maybe Albic
5
Q
gelisol horizons
A
O, A, C, jj, f
6
Q
histosol horizons
A
Oa, Oe, Oi, Oap
Histoc
7
Q
inceptisol horizons
A
A, AB, Bw, BC, C
Ochric
8
Q
mollisol horizons
A
A, B, Bw, Bk, C, Ab
Mollic
9
Q
oxisol horizons
A
A, Bo, C
Oxic
10
Q
spodisol horizons
A
O, A, E, Bh, Bs, C
Spodic, Albic
11
Q
ultisol horizons
A
A, Bt, Btg
acidic, Ochric or Umbric
12
Q
vertisol horizons
A
A, Bss
13
Q
alfisol description
A
high native fertility found in temperate humid regions, productive for growing
14
Q
andisol description
A
soil formed by volcanic ash, susceptible to erosion
15
Q
aridisol description
A
too dry for growth of plants, accumulates salts, low weathering intensity due to low moisture
