volcanic soil
1Volcanic ash — consists of small tephra, which are bits of pulverized rock and glass created by volcanic eruptions,United States Geological Survey. [http://volcanoes.usgs.gov/Hazards/What/Tephra/tephra.html Tephra: Volcanic Rock and Glass Fragments.] Retrieved… …
2Soil horizon — Soil samples illustrating horizons (subsoil on right) A soil horizon is a specific layer in the land area that is parallel to the soil surface and possesses physical characteristics which differ from the layers above and beneath …
3soil — soil1 soilless, adj. /soyl/, n. 1. the portion of the earth s surface consisting of disintegrated rock and humus. 2. a particular kind of earth: sandy soil. 3. the ground as producing vegetation or as cultivated for its crops: fertile soil. 4. a… …
4Soil — For other uses, see Soil (disambiguation). A represents soil; B represents laterite, a regolith; C represents saprolite, a less weathered regolith; the bottommost layer represents bedrock …
5soil — {{Roman}}I.{{/Roman}} noun 1 earth ADJECTIVE ▪ deep ▪ shallow, thin ▪ fertile, good, rich ▪ infertile …
6volcanic gas — USGS PHOTO GLOSSARY OF VOLCANIC TERMS Magma contains dissolved gases that are released into the atmosphere during eruptions. Gases are also released from magma that either remains below ground (for example, as an intrusion) or rises toward the… …
7volcanic — adj. Volcanic is used with these nouns: ↑activity, ↑ash, ↑crater, ↑debris, ↑eruption, ↑explosion, ↑island, ↑mountain, ↑rock, ↑soil, ↑vent …
8List of vineyard soil types — The soil composition of vineyards is one of the most important viticultural consideration when planting grape vines. The soil supports the root structure of the vine and influences the drainage levels and amount of minerals and nutrients that the …
9Jeju Volcanic Island and Lava Tubes — Jeju Volcanic Island and Lava Tubes * UNESCO World Heritage Site Country Republic of Korea …
10Lunar soil — Moondust redirects here. For the Commodore 64 video game, see Moondust (video game). For the Psychoactive drug, see Phencyclidine. Bootprint on lunar soil …
