نتایج جستجو برای: water requirements

تعداد نتایج: 746082  

2013
Bernhard Doll

This paper focusses on the description of reliable, safe and economical treatment of mine water from different types of mines and applications by advanced membrane systems. The applications include mine drainage water from underground mines, intrusion water in open pit mines and excess water from tailing storage facilities. The illustrated references confirm the existence of robust, reliable, a...

Requirements engineering (RE) is often seen as an essential facet in software development. It is a vital process before each project starts. In the context of systems engineering, an understanding and application of systems theory and practice is also relevant to RE. The contexts in which RE takes place habitually involve human activities. Therefore, RE needs to be sensitive to how people perce...

2015
Nikolaos Malamos Ioannis L. Tsirogiannis Antonis Christofides Stavros Anastasiadis Silvia Vanino

Agriculture plays a key role in the management of water use. Especially in Greece, irrigation is an essential element of agricultural production and agricultural water use has a substantial share in total water use. The presented study illustrates the key features of the IRMA_SYSTEM, a regional, user-friendly computer/mobile-based, open and free modular software for estimating site specific cro...

Journal: :Remote Sensing 2014
Nadia Akdim Silvia Maria Alfieri Adnane Habib Abdeloihab Choukri Elijah K. Cheruiyot Kamal Labbassi Massimo Menenti

The appraisal of crop water requirements (CWR) is crucial for the management of water resources, especially in arid and semi-arid regions where irrigation represents the largest consumer of water, such as the Doukkala area, western Morocco. Simple and (semi) empirical approaches have been applied to estimate CWR: the first one is called Kc-NDVI method, based on the correlation between the Norma...

Journal: :Environmental science & technology 2013
Rosa Dominguez-Faus Christian Folberth Junguo Liu Amy M Jaffe Pedro J J Alvarez

Changes in atmospheric CO2 concentrations, temperature, and precipitation affect plant growth and evapotranspiration. However, the interactive effects of these factors are relatively unexplored, and it is important to consider their combined effects at geographic and temporal scales that are relevant to policymaking. Accordingly, we estimate how climate change would affect water requirements fo...

Gh.R. Roshan, S.W. Grab

We simulate the effect of climate change on water requirements of cold seasonwheat in various climatic zones of Iran. The research considers both observedclimate (temperature and precipitation) changes during recent decades (1960-2009)based on instrumental records and projected future changes to 2100 based on theMAGICC/SCENGEN 5.3 compound model. 20 General Circulation models are usedbased on a...

2005
T. Pyhälahti S. Anttila S. Korhonen R. Teiniranta M. Hynninen J. Pulliainen K. Kallio S. Koponen

* Corresponding author. ** The work was co-financed by TEKES and the Academy of Finland Abstract – A user survey was conducted among Finnish professional users on their requirements on water quality information, which could be produced with remote sensing. The purpose of the survey was to direct the related research and development to the most interesting applications from the user perspective....

Journal: :Journal of animal science 1994
C R Dove K D Haydon

An experiment involving 289 farrowings during a 2-yr period was conducted to determine the effect of increasing dietary nutrient concentration, electrolyte balance, and season of the year on the lactational performance of sows. Experimental diets were corn-soybean meal-based. The basal diet was formulated to meet or exceed the NRC requirements and the high-nutrient diet was formulated to contai...

Journal: :Environmental Modelling and Software 2015
Gaëtan Lefebvre Christophe Germain Brigitte Poulin

Mediterranean wetlands are increasingly managed to maintain their functions and services following modification in water allocation, embankment and climate change, calling for proactive and adaptive water management. In a first step, we used long-term monitoring of water levels in 37 adjacent embanked marshes in the Camargue as a repeated non-controlled experiment to build a hydrological model....

2006
Charles J. Vörösmarty Christian Lévêque Carmen Revenga Robert Bos Chris Caudill John Chilton Ellen M. Douglas Michel Meybeck Daniel Prager Patricia Balvanera Sabrina Barker Manuel Maas Christer Nilsson Taikan Oki Cathy A. Reidy Frank Rijsberman Robert Costanza Pedro Jacobi

7.4 Consequences for Human Well-being of Changes in the Provision of Fresh Water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190 7.4.1 Freshwater Provision: Benefits and Investment Requirements 7.4.2 Consequences of Water Scarcity 7.4.3 The Cost and Pricing of Water Delivery 7.4.4 Consequences of Too Much Water: Floods 7.4.5 Consequences of Poor Water Quali...

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