pergelic

pergelic

[pər′jel·ik]
(geology)
Referring to a soil temperature regime in which the mean annual temperature is less than 0°C and there is permafrost.
References in periodicals archive ?
2002), sometimes referred to as the Norton Sound Highlands, are classified as Pergelic Cryaquepts to Pergelic Cryorthents (Rieger et al.
Although the soils sampled in the Seward Peninsula (mostly Pergelic Cryaquepts to Pergelic Cryorthents, Rieger et al.
The soils were originally classified as Sandy or Loamy Mixed Lithic or Pergelic Haplocryods (Beyer et al.
Soils at the site are classified as Pergelic Cryumbrepts and Pergelic Cryochrepts (Osburne and Cline 1959, Burns 1980, Birkeland et al.
Soils of the subgroup Pergelic Cryopsamments are associated with the open and stable dune communities.
Soils are Histic Pergelic Cryaquepts with a 15-30 cm organic layer overlying mineral soil (Marion and Oechel 1993).
total sample set <5 -10 -20 (mg TOC/g fine earth) Lithic Cryorthents 203 19 4 33 36 Lithic and Pergelic Haplocryods 99 22 7 17 29 Lithic and Pergelic Cryaquepts 42 9 28 42 19 Soil unit(A) Percentage of total sample set -30 -50 -100 -150 (mg TOC/g fine earth) Lithic Cryorthents 13 8 4 1 Lithic and Pergelic Haplocryods 26 15 5 0 Lithic and Pergelic Cryaquepts 7 2 2 0
The accumulation of organic matter in the topsoil induces the formation of A-C soils: Lithic or Pergelic Cryorthents (Blume et al.
This is why all Pergelic Cryaquepts are Aquaturbels (Tables 6 and 8).
Soils are in the Goldstream series and are classified as Histic Pergelic Cryaquepts (Van Cleve et al.
This ridge-top area was above the zone of recent glaciation; the soils are Pergelic Cryumbrepts, partially eolian in origin with moderately thick, fine-textured A horizons overlying a cambic B horizon (Burns 1980).
Horizon development is absent in the soils, which are classified as Pergelic Cryochrepts by the USDA soil taxonomy system (Soil Survey Staff 1992).