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Agricultural Water Management Research Trends by Magnus L. Sorensen, Magnus L. Srensen

By Magnus L. Sorensen, Magnus L. Srensen

Agricultural water administration contains many themes: farm-level and neighborhood water administration, irrigation, drainage, and salinity administration of cultivated components, assortment and garage of rainfall relating to soil homes and crops; the function of groundwater and floor water in nutrient biking, exploitation and security of water assets, regulate of flooding, erosion, and desertification. This publication offers modern learn from around the globe.

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The principal aim of DEMETER was to advance the concept of multi-model ensemble prediction by installing a number of state-of-the-art global coupled ocean–atmosphere models on a single supercomputer, and to produce a series of 6-month multi-model ensemble hindcasts with common archiving and common diagnostic software. As a result of 18 Angel Utset Suastegui DEMETER, real-time multi-model ensemble seasonal global predictions are now routinely made at the European Centre for Medium-Range Weather Forecasts (ECMWF).

According to Introducing Modelling Tools to Support Water-Management … 21 Bastiaansen et al. (2004), concerning suitability to describe irrigation and drainage processes, models can be classified as bucket, pseudo-dynamics, Richards-equation based, SVAT models, multidimensional and crop-production models. However, at the plot and field scale only the bucket, the crop-oriented models and those based on the Richards equation have been significantly used. The Richards equation describes the vertical movement of water within the soil profile and its solutions can, at least theoretically, provide the water distribution under certain initial and border conditions (Kutilek and Nielsen, 1994).

1997). The regional climate models obtain sub-grid scale estimates (sometimes down to 25 km resolution) and are able to account for important local forcing factors, such as surface type and elevation. Particularly, the regional climate model RegCM was originally developed at the National Center for Atmospheric Research (NCAR), USA and has been mostly applied to studies of regional climate and seasonal predictability around the world. It is further developed by the Physics of Weather and Climate group at the Abdus Salam International Centre for Theoretical Physics (ICTP) in Trieste, Italy.

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