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public string Acrisol |
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Other soils having<br />1. an argic horizon that has a CEC (by 1 M NH4OAc) of less than 24 cmolc kg-1 clay2 in some part to a maximum depth of 50 cm below its upper limit, either starting within 100 cm of the soil surface, or within 200 cm of the soil surface if the argic horizon is overlain by loamy sand or coarser textures throughout, and<br />2. a base saturation (by 1 M NH4OAc) of less than 50 percent in the major part between 50 and 100 cm.
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public string Albeluvisol |
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Other soils having an argic horizon starting within 100 cm of the soil surface with albeluvic tonguing at its upper boundary.
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public string Alisol |
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Other soils having<br />1. an argic horizon, which has a CEC (by 1 M NH4OAc) of 24 cmolc kg-1 clay1 or more throughout or to a depth of 50 cm below its upper limit, whichever is shallower, either starting within 100 cm of the soil surface, or within 200 cm of the soil surface if the argic horizon is overlain by loamy sand or coarser textures throughout; and<br />2. a base saturation (by 1 M NH4OAc) of less than 50 percent in the major part between 50 and 100 cm.
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public string Andosol |
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Other soils having<br />1. one or more layers with andic or vitric properties with a combined thickness of either<br />a. 30 cm or more within 100 cm of the soil surface and starting within 25 cm of the soil surface; or<br />b. 60 percent or more of the entire thickness of the soil when continuous rock or a cemented or indurated layer is starting between 25 and 50 cm from the soil surface; and<br />2. no argic, ferralic, petroplinthic, pisoplinthic, plinthic or spodic horizon (unless buried deeper than 50 cm).
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public string Anthrosol |
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Other soils having<br />1. either a hortic, irragric, plaggic or terric horizon 50 cm or more thick; or<br />2. an anthraquic horizon and an underlying hydragric horizon with a combined thickness of 50 cm or more.
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public string Arenosol |
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Other soils having<br />1. a weighted average texture of loamy sand or coarser, if cumulative layers of finer texture are less than 15 cm thick, either to a depth of 100 cm from the soil surface or to a petroplinthic, pisoplinthic,<br />plinthic or salic horizon starting between 50 and 100 cm from the soil surface; and<br />2. less than 40 percent (by volume) of gravels or coarser fragments in all layers within 100 cm of the soil surface or to a petroplinthic, pisoplinthic, plinthic or salic horizon starting between 50 and 100 cm from the soil surface; and<br />3. no fragic, irragric, hortic, plaggic or terric horizon; and<br />4. no layers with andic or vitric properties with a combined thickness of 15 cm.
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public string Calcisol |
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Other soils having<br />1. a petrocalcic horizon starting within 100 cm of the soil surface; or<br />2. a calcic horizon starting within 100 cm of the soil surface and<br />a. a calcareous matrix between 50 cm from the soil surface and the calcic horizon throughout if the calcic horizon starts below 50 cm; and<br />b. no argic horizon unless the argic horizon is permeated with calcium carbonate.
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public string Cambisol |
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Other soils having<br />1. a cambic horizon starting within 50 cm of the soil surface and having its base 25 cm or more below the soil surface or 15 cm or more below any plough layer; or<br />2. an anthraquic, hortic, hydragric, irragric, plaggic or terric horizon; or<br />3. a fragic, petroplinthic, pisoplinthic, plinthic, salic or vertic horizon starting within 100 cm of the soil surface; or<br />4. one or more layers with <i>andic or vitric properties with a combined thickness of 15 cm or more within 100 cm of the soil surface.
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public string Chernozem |
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Other soils having<br />1. a mollic horizon with a moist chroma of 2 or less to a depth of 20 cm or more, or having this chroma directly below any plough layer that is 20 cm or more deep; and<br />2. a calcic horizon, or concentrations of secondary carbonates starting within 50 cm below the lower limit of the mollic horizon and, if present, above a cemented or indurated layer; and<br />3. a base saturation (by 1 M NH4OAc) of 50 percent or more from the soil surface to the calcic horizon or the concentrations of secondary carbonates throughout.
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public string Cryosol |
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Other soils having<br />1. a cryic horizon starting within 100 cm of the soil surface; or<br />2. a cryic horizon starting within 200 cm of the soil surface and evidence of cryoturbation in some layer within 100 cm of the soil surface.
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public string Durisol |
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Other soils having a petroduric or duric horizon starting within 100 cm of the soil surface.
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public string Ferralsol |
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Other soils having<br />1. a ferralic horizon starting within 150 cm of the soil surface; and<br />2. no argic horizon that has, in the upper 30 cm, 10 percent or more water-dispersible clay unless the upper 30 cm of the argic horizon has one or both of the following:<br />a. geric properties; or<br />b. 1.4 percent or more organic carbon.
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public string Fluvisol |
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Other soils having<br />1. fluvic material starting within 25 cm of the soil surface or starting immediately below a plough layer of any depth and continuing to a depth of 50 cm or more; and<br />2. no layers with andic or vitric properties with a combined thickness of 30 cm or more within 100 cm of the soil surface and starting within 25 cm of the soil surface.
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public string Gleysol |
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Other soils having<br />1. within 50 cm of the mineral soil surface in some parts reducing conditions and in half or more of the soil volume a gleyic colour pattern; and<br />2. no layers with andic or vitric properties with a combined thickness of either<br />a. 30 cm or more within 100 cm of the soil surface and starting within 25 cm of the soil surface; or<br />b. 60 percent or more of the entire thickness of the soil when continuous rock or a cemented or indurated layer is starting between 25 and 50 cm from the soil surface.
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public string Gypsisol |
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Other soils having<br />1. a petrogypsic horizon starting within 100 cm of the soil surface; or<br />2. a gypsic horizon starting within 100 cm of the soil surface and no argic horizon unless the argic horizon is permeated with gypsum or calcium carbonate.
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public string Histosol |
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Soils having organic material, either<br />1. 10 cm or more thick starting at the soil surface and immediately overlying ice, continuous rock, or fragmental materials, the interstices of which are filled with organic material; or<br />2. cumulatively within 100 cm of the soil surface either 60 cm or more thick if 75 percent (by volume) or more of the material consists of moss fibres or 40 cm or more thick in other materials and starting within 40 cm of the soil surface.
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public string Kastanozem |
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Other soils having<br />1. a mollic horizon; and<br />2. a calcic horizon, or concentrations of secondary carbonates starting within 50 cm below the lower limit of the mollic horizon and, if present, above a cemented or indurated layer; and<br />3. a base saturation (by 1 M NH4OAc) of 50 percent or more from the soil surface to the calcic horizon or the concentrations of secondary carbonates throughout.
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public string Leptosol |
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Other soils having<br />1. one of the following:<br />a. limitation of depth by continuous rock within 25 cm of the soil surface; or<br />b. less than 20 percent (by volume) fine earth averaged over a depth of 75 cm from the soil surface or to continuous rock, whichever is shallower; and<br />2. no calcic, gypsic or spodic horizon.
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public string Lixisol |
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Other soils having an argic horizon, either starting within 100 cm of the soil surface or within 200 cm of the soil surface if the argic horizon is overlain by loamy sand or coarser textures throughout.
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public string Luvisol |
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Other soils having an argic horizon with a CEC (by 1 M NH4OAc) of 24 cmolc kg-1 clay1 or more throughout or to a depth of 50 cm below its upper limit, whichever is shallower, either starting within 100 cm of the soil surface or within 200 cm of the soil surface if the argic horizon is overlain by loamy sand or coarser textures throughout.
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public string Nitisol |
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Other soils having<br />1. a nitic horizon starting within 100 cm of the soil surface; and <br />2. gradual to diffuse1 horizon boundaries between the soil surface and the nitic horizon; and<br />3. no ferric, petroplinthic, pisoplinthic, plinthic or vertic horizon starting within 100 cm of the soil surface; and<br />4. no gleyic or stagnic colour pattern starting within 100 cm of the soil surface.
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public string Phaeozem |
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Other soils having<br />1. a mollic horizon; and<br />2. a base saturation (by 1 M NH4OAc) of 50 percent or more throughout to a depth of 100 cm or more from the soil surface or to continuous rock or a cemented or indurated layer, whichever is shallower.
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public string Planosol |
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Other soils having<br />1. an abrupt textural change within 100 cm of the soil surface and, directly above or below, a layer 5 cm or more thick, that has in some parts reducing conditions for some time during the year and in half or more of the soil volume, single or in combination<br />a. a stagnic colour pattern; or<br />b. an albic horizon; and<br />2. no albeluvic tonguing starting within 100 cm of the soil surface.
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public string Plinthosol |
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Other soils having either<br />1. a plinthic, petroplinthic or pisoplinthic horizon starting within 50 cm of the soil surface; or<br />2. a plinthic horizon starting within 100 cm of the soil surface and, directly above, a layer 10 cm or more thick, that has in some parts reducing conditions for some time during the year and in half or more of the soil volume, single or in combination<br />a. a stagnic colour pattern; or<br />b. an albic horizon.
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public string Podzol |
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Other soils having a spodic horizon starting within 200 cm of the mineral soil surface.
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public string Regosol |
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public string Solonchak |
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Other soils having<br />1. a salic horizon starting within 50 cm of the soil surface; and<br />2. no thionic horizon starting within 50 cm of the soil surface.
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public string Solonetz |
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Other soils having a natric horizon starting within 100 cm of the soil surface.
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public string Stagnosol |
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Other soils having<br />1. within 50 cm of the mineral soil surface in some parts reducing conditions for some time during the year and in half or more of the soil volume, single or in combination,<br />a. a stagnic colour pattern; or<br />b. an albic horizon; and<br />2. no albeluvic tonguing starting within 100 cm of the soil surface.
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public string Technosol |
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Other soils having<br />1. 20 percent or more (by volume, by weighted average) artefacts in the upper 100 cm from the soil surface or to continuous rock or a cemented or indurated layer, whichever is shallower; or<br />2. a continuous, very slowly permeable to impermeable, constructed geomembrane of any thickness starting within 100 cm of the soil surface; or<br />3. technic hard rock starting within 5 cm of the soil surface and covering 95 percent or more of the horizontal extent of the soil.
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public string Umbrisol |
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Other soils having an umbric or mollic horizon.
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public string Vertisol |
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Other soils having<br />1. a vertic horizon starting within 100 cm of the soil surface; and<br />2. after the upper 20 cm have been mixed, 30 percent or more clay<br />between the soil surface and the vertic horizon throughout; and<br />3. cracks1 that open and close periodically.
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