reclamation of saline land

См. также в других словарях:

• Land improvement — or land amelioration is making land more usable by humans. In terms of agriculture amelioration includes: *Hydrological improvement (drainage, irrigation, leaching of saline soils, landslide and flood control) *Soil improvement (fertilization,… …   Wikipedia

• Land rehabilitation — is the process of returning the land in a given area to some degree of its former state, after some process (industry, natural disasters etc.) has resulted in its damage. Many projects and developments will result in the land becoming degraded,… …   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

• Drainage research — is the study of agricultural drainage systems and their effects to arrive at optimal system design. Contents 1 Aspects to be covered 2 Systems analysis 3 Crop response processes 4 …   Wikipedia

• Honan — /hoh nan /; Chin. /hue nahn /, n. 1. Wade Giles. Henan. 2. (usually l.c.) Textiles. a. a pongee fabric made from the filaments of the wild silkworm. b. a lustrous fabric simulating pongee and woven from fibers other than silk. * * * ▪ province,… …   Universalium

• Suelo salino — La salinización de los suelos es el proceso de acumulación en el suelo de sales solubles en agua. Esto puede darse en forma natural, cuando se trata de suelos bajos y planos, que son periódicamente inundados por ríos o arroyos; o si el nivel de… …   Wikipedia Español

• 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

• Alkali soils — Alkali, or alkaline, soils are clay soils with a relatively high exchangeable sodium percentage, a relative high pH (> 9), a poor soil structure and a low infiltration capacity. Often they have a hard calcareous layer at 0.5 to 1 m. depth (in… …   Wikipedia

• Drainage system (agriculture) — An agricultural drainage system is a system by which the water level on or in the soil is controlled to enhance agricultural crop production. Contents 1 Classification 1.1 Surface drainage systems 1.2 Subsurface drainage systems …   Wikipedia

• ALIYAH AND ABSORPTION — GENERAL SURVEY Introduction Aliyah, ascension or going up, is the coming of Jews as individuals or in groups, from exile or diaspora to live in the Land of Israel. Those who go up for this purpose are known as olim – a term used in the Bible for… …   Encyclopedia of Judaism

• Soil salinity — is the salt content in the soil. [ [http://europeandcis.undp.org/WaterWiki/index.php/Soil salinity from Soil salinity in WaterWiki, the on line Knowledge and Collaboration Tool of the Community of Practice (CoP) on Water and UNDP related… …   Wikipedia