drainage and irrigation
1irrigation and drainage — ▪ agriculture Introduction artificial application of water to land and artificial removal of excess water from land, respectively. Some land requires irrigation or drainage before it is possible to use it for any agricultural production; other… …
2Irrigation in Brazil — has been developed through the use of different models. Public involvement in irrigation is relatively new while private investment has traditionally been responsible for irrigation development. Private irrigation predominates in the populated… …
3Drainage 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 …
4Irrigation — 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.… …
5Drainage — See also: Storm drain and Stormwater Deep inside a Sydney drain in New South Wales Drainage is the natural or artificial removal of surface and sub surface water from an area. Many agricultural soils need drainage to improv …
6Drainage 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… …
7Irrigation in Mexico — Mexico has a total land area of 2 million square kilometres and it is classified as an arid and semi arid country. The agricultural sector plays an important role in the economic development of the country accounting for 8.4 of agricultural gross …
8Drainage 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… …
9Irrigation 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 …
10Irrigation in Peru — Source : Portal Agrario (1994)About 80% of all water withdrawal in Peru is used for irrigation, yet much of this water (65%) is lost due to reliance on inefficient irrigation systems.ref harv|INRENA|Comision Tecnica Multisectorial|Comision… …
