- A
petrocalcic horizon is a
diagnostic horizon in the USDA soil
taxonomy (ST) and in the
World Reference Base for Soil
Resources (WRB). They are formed...
- use of
hydrochloric acid to test rock or soil for
carbonates within a
petrocalcic horizon In the
classification of a rock's lithology,
dilute hydrochloric...
- by
illuvial silica into a
subsurface hardpan.
Similar to a fragipan,
Petrocalcic Horizon and
petrogypsic horizon, it is
firmly cemented and restricts...
- The
requirement that a
fragipan can
slake in
water separates it from a
Petrocalcic Horizon and a duripan.
Fragipans are very hard, even when thoroughly...
-
horizon Mollic horizon Natric horizon Nitic horizon Panpaic horizon Petrocalcic horizon Petroduric horizon Petrogypsic horizon Petroplinthic horizon...
-
continuously eroded or
young deposits; cambic, sulfuric, calcic, gypsic,
petrocalcic, or
petrogypsic horizon, or with a mollic, umbric, or
histic epipedon...
- Dryness, and in
places also
stoniness and/or the
presence of a
shallow petrocalcic horizon,
limit the
suitability of
Calcisols for agriculture. If irrigated...
- muni****lity are the leptosol,
which forms the
Mediterranean coast, and the
petrocalcic xerosol. The city is
located just at the end of the new AP-7 motorway...
-
levels of
residual or
dryfall calcium carbonate.
Calcids have a
calcic or
petrocalcic horizon and have
carbonated materials in any
above layers. The parent...
-
exposed for some time
since the Neogene,
developing a
thick caliche petrocalcic horizon under the surface,
deposition of sand and
gravel by wind and...
