- fragipan
- FRAGIPÁN s. n. orizont (3) lutos cu consistenţă (foarte) dură, în stare uscată, şi casant, în stare umedă. (< fr. fragipan)Trimis de raduborza, 15.09.2007. Sursa: MDN
Dicționar Român. 2013.
fragipan
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Fragipan — A fragipan is a diagnostic horizon in USDA soil taxonomy. They are altered subsurface soil layers that restrict water flow and root penetration. Fragipans are similar to a duripan in how they affect land use limitations. In soil descriptions,… … Wikipedia
Duripan — A duripan is a diagnostic soil horizon of the USDA soil taxonomy that is cemented by illuvial silica into a subsurface hardpan. Similar to a fragipan, petrocalcic horizon and petrogypsic horizon, it is firmly cemented and restricts soil… … Wikipedia
BRUNS (SOLS) — Les sols bruns sont des sols évolués, caractérisés par leur couleur qu’ils doivent à l’association intime d’oxydes de fer hydraté, d’humus de type «mull» et d’argile dans un complexe absorbant floculé. Ils sont en principe décarbonatés, mais le… … Encyclopédie Universelle
Colluvium — is the name for loose bodies of sediment that have been deposited or built up at the bottom of a low grade slope or against a barrier on that slope, transported by gravity. The deposits that collect at the foot of a steep slope or cliff are also… … Wikipedia
Elizabeth Furse — Infobox Congressman name = Elizabeth Furse date of birth = Birth date and age|1936|10|13|mf=y place of birth = Nairobi, Kenya state = Oregon district = 1st term = 1993–1999 preceded = Les AuCoin succeeded = David Wu party = Democrat spouse = John … Wikipedia
Threebear (soil) — Threebear soil is the official state soil of the U.S. state of Idaho. ProfileThe Threebear series consists of moderately well drained soils formed in silty sediments with a thick mantle of volcanic ash. These soils are moderately deep to a… … Wikipedia
Petrocalcic Horizon — A petrocalcic horizon is a diagnostic horizon in USDA soil taxonomy. They are formed when secondary Calcium Carbonate or other carbonates accumulate in the subsoil to the extent that the soil becomes cemented into a hardpan. Petrocalcic horizons… … Wikipedia
Mockernut Hickory — Taxobox name = Mockernut Hickory image width = 240px image caption = regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Fagales familia = Juglandaceae genus = Carya species = C. tomentosa binomial = Carya tomentosa binomial… … Wikipedia
Mound system — A mound system is an alternative to the traditional rural septic system leach field. The mound system is an engineered leaching field used in areas where septic systems are more prone to failure due to having extremely slow or extremely fast… … Wikipedia
Foret de Soignes — Forêt de Soignes Forêt de Soignes Localisation Pays Belgique Région … Wikipédia en Français
