- vertisols
- compact soils; vertisols
Dictionnaire français-anglais de géographie. V.M. Kotlyakov, A.I. Komarova. 2007.
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VERTISOLS — Les vertisols sont des sols argileux, de couleur sombre, qui se fendillent profondément à l’état sec. On les trouve surtout en régions tropicales et subtropicales à alternance de saison humide et de saison sèche. Bien que leurs caractéristiques… … Encyclopédie Universelle
Vertisol — In both the FAO and USA soil taxonomy, a vertisol is a soil in which there is a high content of expansive clay known as montmorillonite that forms deep cracks in drier seasons or years. Alternate shrinking and swelling causes self mulching ,… … Wikipedia
vertisol — /verr teuh sawl , sol /, n. a clay rich soil in which deep cracks form during the dry season. Cf. black land. [1955 60; VERTI(CAL) + SOL] * * * ▪ FAO soil group one of the 30 soil groups in the classification system of the Food and Agriculture… … Universalium
Mollisols — Mollisol a Mollisol profile Used in: USDA soil taxonomy Parent material: loess M … Wikipedia
Vertisol — Perfil de Vertisol. En las clasificaciones de suelos de FAO y del Soil Taxonomy, un vertisol es aquel suelo en donde hay un alto contenido de arcilla expansiva conocida como montmorillonita que forma profundas grietas en las estaciones secas, o… … Wikipedia Español
North America — North American. the northern continent of the Western Hemisphere, extending from Central America to the Arctic Ocean. Highest point, Mt. McKinley, 20,300 ft. (6187 m); lowest, Death Valley, 276 ft. (84 m) below sea level. 400,000,000 including… … Universalium
Oxisol — profile Used in: USDA soil taxonomy Profile: OABC … Wikipedia
Chernozem — Chernozemic soil Chernozem field in Black Dirt Region of Orange County, New York, USA Used in … Wikipedia
Gelisols — Gelisol a Gelisol profile Used in: USDA soil taxonomy Profile: OAC … Wikipedia
Durisols — Distribution of Durisols A Durisol in the FAO World Reference Base for Soil Resources is a very shallow to moderately deep, free draining soil of arid and semi arid environments, that contain cemented secondary silica (SiO2) in the upper metre of … Wikipedia
Utrera — Vue panoramique de la ville d Utrera … Wikipédia en Français
