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Fig. 3.2 Cryostructures present in cryosols, including ( a ) microlenticular, ( b ) reticulate, ( c ) renticular,
( d ) suspended (atataxitic), and ( e ) ice net. All scales are in cm and ice lenses in black (Ping et al.
2008 )
formation (ice segregation process). The subsurface horizons often have massive
structures and are associated with higher bulk densities, especially in fi ne-textured
soils.
3.2
Sampling Cryosols
The preferred time for sampling cryosols is at the end of the summer, because the
active layer is deepest at that time. Sampling earlier requires power tools to get to the
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