pre-soil

См. также в других словарях:

• Soil science — is the study of soil as a natural resource on the surface of the earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils; and these properties in relation to the use and… …   Wikipedia

• Soil solarization — is an environmentally friendly method of using solar power for controlling disease agents in the soil by mulching the soil, usually with a transparent polyethylene cover.It may also describe methods of decontaminating soil using sunlight or solar …   Wikipedia

• Soil nailing — is a technique in which soil slopes, excavations or retaining walls are reinforced by the insertion of relatively slender elements normally steel reinforcing bars. The bars are usually installed into a pre drilled hole and then grouted into place …   Wikipedia

• pre-e|mer|gence — pre|e|mer|gence or pre e|mer|gence «PREE ih MUR juhns», adjective. before emerging or appearing: »A preemergence herbicide kills weeds before the plants push up through the soil …   Useful english dictionary

• pre|e|mer|gence — or pre e|mer|gence «PREE ih MUR juhns», adjective. before emerging or appearing: »A preemergence herbicide kills weeds before the plants push up through the soil …   Useful english dictionary

• pre-Columbian civilizations — Introduction       the aboriginal American Indian (Mesoamerican Indian) cultures that evolved in Meso America (part of Mexico and Central America) and the Andean region (western South America) prior to Spanish exploration and conquest in the 16th …   Universalium

• pre-transplant — A stage in micropropagation the rooting and hardening process prior to transfer to soil …   Glossary of Biotechnology

• Termite pre-treatment — What are Termite Pre Treatments? Pre treatment is a term for poison that is applied to the soil. This page relates principally to the Continental USA as other parts of the world (including Hawaii) often have less toxic approaches to termite… …   Wikipedia

• Critical state soil mechanics — Normally consolidated soil goes to critical state along the stress path on Roscoe surface Critical State Soil Mechanics is the area of Soil Mechanics that encompasses the conceptual models that represent the mechanical behavior of saturated… …   Wikipedia

• Governments' positions pre-2003 invasion of Iraq — This article is about the 2003 Invasion of Iraq. For more information on this particular part of the topic, see Support and opposition for the 2003 invasion of Iraq. This article describes the positions of world governments prior to the actual… …   Wikipedia

• Cryptobiotic soil — in Hovenweep National Monument …   Wikipedia