International Institute for Land Reclamation and Improvement

См. также в других словарях:

• Land degradation — Serious land degradation in Nauru after the depletion of the phosphate cover through mining Land degradation is a process in which the value of the biophysical environment is affected by one or more combination of human induced processes acting… …   Wikipedia

• Wageningen University and Research Centre — Infobox University name =Wageningen University and Research Centre native name =Wageningen Universiteit en Researchcentrum motto =For quality of life established =1918 type =state endowment = staff =6500 total (including 185 full professors)… …   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

• Irrigation — For its use in viticulture, see Irrigation in viticulture. For its use in medicine, see Therapeutic irrigation. LEPA redirects here. For the airport serving Palma de Mallorca, Spain, assigned the ICAO code LEPA, see Palma de Mallorca Airport.… …   Wikipedia

• 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

• 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

• Watertable control — is the practice of controlling the water table in agricultural land by subsurface drainage with proper criteria to improve the crop production. Contents 1 Description and definitions 1.1 Purpose 1.2 Optimization 1.3 …   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.=Classification=Figure 1 classifies the various types of drainage systems. It shows the field (or… …   Wikipedia

• Well drainage — means drainage of agricultural lands by wells. Agricultural land is drained by pumped wells (vertical drainage) to improve the soils by controlling water table levels and soil salinity. Contents 1 Introduction 2 Design 3 Flow to wells 4 …   Wikipedia

• Drainage equation — A drainage equation is an equation describing the relation between depth and spacing of parallel subsurface drains, depth of the watertable, depth and hydraulic conductivity of the soils. It is used in drainage design. Parameters in Hooghoudt s… …   Wikipedia

• Modelo de escorrentía — Un modelo de escorrentía es una representación de parte del ciclo hidrológico en cuanto al fenómeno de la escorrentía superficial de una cuenca hidrográfica. El modelo se usa mayormente para entender el proceso de escurrimiento y para… …   Wikipedia Español