soil-moisture suction

   The negative pore pressure exerted by capillary forces [16].

A Lexicon of Cave and Karst Terminology with Special Reference to Environmental Karst Hydrology. . 2002.

Look at other dictionaries:

  • Water content — Soil composition by phase: s soil (dry), v void (pores filled with water or air), w water, a air. V is volume, M is mass. Water content or moisture content is the quantity of water contained in a material, such as soil (called soil moisture),… …   Wikipedia

  • agricultural technology — Introduction       application of techniques to control the growth and harvesting of animal and vegetable products. Soil preparation       Mechanical processing of soil so that it is in the proper physical condition for planting is usually… …   Universalium

  • Glossary of wildland fire terms — The following is a glossary of wildland fire terms. Except where noted, terms are taken from a 1998 Fireline Handbook transcribed for a Conflict 21 counter terrorism studies website by the Air National Guard. [… …   Wikipedia

  • climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… …   Universalium

  • Field capacity — is the amount of soil moisture or water content held in soil after excess water has drained away and the rate of downward movement has materially decreased, which usually takes place within 2–3 days after a rain or irrigation in pervious soils of …   Wikipedia

  • Outline of hydrology — The following outline is provided as an overview of and topical guide to hydrology: Hydrology – study of the movement, distribution, and quality of water on Earth and other planets, including the hydrologic cycle, water resources and… …   Wikipedia

  • Water retention curve — is the relationship between the water content, θ, and the soil water potential, ψ. This curve is characteristic for different types of soil, and is also called the soil moisture characteristic.It is used to predict the soil water storage, water… …   Wikipedia

  • Permanent wilting point — (PWP) or wilting point (WP) is defined as the minimal point of soil moisture the plant requires not to wilt. If moisture decreases to this or any lower point a plant wilts and can no longer recover its turgidity when placed in a saturated… …   Wikipedia

  • Salinity control — relates to controlling the problem of soil salinity and reclaiming salinized agricultural land. The aim of soil salinity control is to prevent soil degradation by salinization and reclaim already salty (saline) soils. Soil reclamation is also… …   Wikipedia

  • pF —    1. see puff    2. symbol for the picofarad. see picofarad    3. a unit formerly used in agricultural science to measure soil suction or soil moisture tension. Soil moisture tension is the pressure that must be applied to the moisture in the… …   Dictionary of units of measurement

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.