Practice exam #3 - QUESTION 5

Fragment of a discussion from Course talk:APBI200

a) Cy: horizon affected by cryoturbation

Of: fibric horizon

Cg: gleyed horizon, under intense anaerobic conditions

LFH: organic horizons basic on the accumulation of leaves, twigs, roots

Bfgj: the horizon has abundant Fe and Al which shows gray color because of anaerobic conditions but this layer is thin, slightly noticeable.

b) Cy: soil temperature remains below 0 degree

Of: poorly drained area (saturated)

Cg: anaerobic condition

LFH: well-drained area, in forest

Bfgj: coniferous forests

c) 1: Vertisolic Order (Bv,Bss,Css)

2: Organic Order (of)

3: Luvisolic Order (Bt)

4: Chernozemic Order (Ah)

5: Bruisolic Order (Bm)

YimingRen (talk)16:47, 4 April 2020