wilting point

wilting point
  the point at which water losses due to transpiration are greater than gains through the roots. Photosynthesis will begin to slow.

Geography Dictionary & Glossary for Students \\ ITS Tutorial School (ITS) - Hong Kong.

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  • wilting point — The moisture content of soil at which plants start to wilt, but not to the extent that they fail to recover when placed in a humid atmosphere. See: permanent wilting point …   Glossary of Biotechnology

  • wilting point — noun see wilting coefficient …   Useful english dictionary

  • 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

  • wilting coefficient, wilting point —    The soil moisture content at which plants wilt [16] …   Lexicon of Cave and Karst Terminology

  • permanent wilting point —    Saturation at which permanent wilting occurs [16] …   Lexicon of Cave and Karst Terminology

  • wilting coefficient — noun also wilting point : the level of soil moisture at which water becomes unavailable to plants and permanent wilting ensues echard …   Useful english dictionary

  • permanent wilting point — Abbreviation: PWP The moisture content of a soil below which plants wilt to such an extent that they fail to recover even when fully watered …   Glossary of Biotechnology

  • Pedotransfer function — (PTF) is a term used in soil science literature, which can be defined as predictive functions of certain soil properties from other more available, easily, routinely, or cheaply measured properties. This concept arises in soil science as… …   Wikipedia

  • Soil water (retention) — Soils can process and contain considerable amounts of water. They can take in water, and will keep doing so until they are full, or the rate at which they can transmit water into, and through, the pores is exceeded. Some of this water will… …   Wikipedia

  • Irrigation in viticulture — A vineyard with a drip irrigation system running along the bottom of the vines The role of irrigation in viticulture is considered both controversial and essential to wine production. In the physiology of the grapevine, water is a vital component …   Wikipedia

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