SCIENCE|natural and applied sciences|earth sciences|soil science
- sainchiseal gléirigh Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- gley horizon | G horizon | g horizon | Go horizon | reductic horizon | redoxic horizon
- en
- Definition distinctive mineral layer within a soil, characterised by grey (iron-impoverished), red (iron-enriched), blue or olive colouring produced by oxidation and reduction of iron in an environment that is water-saturated for most of the year as a result of its proximity to the ground-water table Reference "COM-EN, based on:- '3364 gley horizon' in Canarache, A, Vintila, I and Munteanu, I (2006), Elsevier’s Dictionary of Soil Science: In English (with definitions), French, German and Spanish, Burlington, San Diego and London;- '3319 G horizon; reductic horizon (FRB)' in Canarache, A, Vintila, I and Munteanu, I (2006), Elsevier’s Dictionary of Soil Science: In English (with definitions), French, German and Spanish, Burlington, San Diego and London;- '3320 g horizon; redoxic horizon' in Canarache, A, Vintila, I and Munteanu, I (2006), Elsevier’s Dictionary of Soil Science: In English (with definitions), French, German and Spanish, Burlington, San Diego and London;- 'horizon' (19.1.2023), Oxford Reference."
- Comment Not to be confused with 'gley', 'gley soil' or 'Gleysol', which refer to a particular type of soil, i.e. covering an entire soil profile comprising a number of different horizons.