soil test

См. также в других словарях:

• Soil test — In agriculture, a soil test is the analysis of a soil sample to determine nutrient content, composition and other characteristics, including contaminants. Tests are usually performed to measure fertility and indicate deficiencies that need to be… …   Wikipedia

• Soil Science Society of America — The Soil Science Society of America (SSSA), is a scientific and professional society of soil scientists, principally in the U.S. but with a large number of non U.S. members as well. It was formed in 1936 from the merger of the Soils Section of… …   Wikipedia

• Soil mechanics — is a discipline that applies principles of engineering mechanics, e.g. kinematics, dynamics, fluid mechanics, and mechanics of material, to predict the mechanical behavior of soils. Together with Rock mechanics, it is the basis for solving many… …   Wikipedia

• Soil compaction — occurs when weight of livestock or heavy machinery compresses soil, causing it to lose pore space. Affected soils become less able to absorb rainfall, thus increasing runoff and erosion. Plants have difficulty in compacted soil because the… …   Wikipedia

• Soil liquefaction — describes the behavior of loose saturated unconsolidated soils, i.e. loose sands, which go from a solid state to have the consistency of a heavy liquid, or reach a liquefied state as a consequence of increasing porewater pressures, and thus… …   Wikipedia

• Soil — 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 …   Wikipedia

• Soil thermal properties — The thermal properties of soil are a component of soil physics that has found important uses in engineering, climatology and agriculture. These properties influence how energy is partitioned in the soil profile. While related to soil temperature …   Wikipedia

• soil mechanics — the branch of civil engineering that deals with the mechanical behavior of soil and similar materials when they are compressed or sheared or when liquids flow through them. * * * Study of soils and their utilization, especially in planning… …   Universalium

• Soil Moisture and Ocean Salinity satellite — Global soil moisture and ocean salinity measurements are needed to better understand Earth’s water cycle and climate. Currently, there is no thorough dataset on soil moisture or ocean salinity. Current satellites operated by NASA have provided… …   Wikipedia

• Test cricket — A Test match between South Africa and England in January 2005. The men wearing black trousers on the far right are the umpires. Test cricket is played in traditional white clothes and with a red ball. Test cricket is the longest form of the sport …   Wikipedia

• Soil Moisture and Ocean Salinity satellite — SMOS Caractéristiques Organisation ESA Domaine Étude de l humidité des sols et de la salinité des océans Masse 670 kg Lancement 2 novembre 2009 Durée de vie 3 a …   Wikipédia en Français