نتایج جستجو برای: basin irrigation

تعداد نتایج: 98371  

Journal: :Water 2022

Clarifying the response of terrestrial water cycle to influence climate change and human activities accurately grasping variations in resources under changing environment are scientific basis for achieving sustainable development Yangtze River Economic Belt. In this paper, a dataset rasterized consumption Basin was constructed, an artificial withdrawal module considering process intake, drainag...

Journal: :Journal of Advances in Modeling Earth Systems 2022

Irrigation is the dominant section of human water use, exerting essential impacts on hydrological processes and resources. To more realistically simulate irrigation in water-rich regions, an scheme incorporated into a land surface-hydrological model. It calculates requirement according to meteorological conditions, cropping area growing stage, root-zone soil moisture, determines withdrawal base...

Journal: :Computational water energy and environmental engineering 2021

Dabus sub-basin is one of the main tributaries Blue Nile with a considerable surface water potential which can be used for hydro power, irrigation, and supply. Lack studies regarding potential and demands at level reason why this was underutilized. The objective study to assess water potential evaluate current future demand by using Water Evaluation and Planning (WEAP) model sub-basin. wa...

Journal: :journal of agricultural science and technology 2014
d. g. regulwar j. b. gurav

decisions relating to most irrigation-planning problems need to be made in the face of hydrologic uncertainties, which make the irrigation-planning problem more complex. the uncertainties can be tackled by formulating the problem as fuzzy linear programming (flp). in the present study, single objective fuzzy linear programming (soflp) irrigation planning model was formulated for deriving the op...

Journal: :Water Science & Technology: Water Supply 2023

Abstract Konya Closed Basin (KCB) is one of the hotspots in Turkiye due to intense agricultural activities and high demand for irrigation. Over 90% total available water consumed irrigation which predominantly met from groundwater bodies. Therefore, current practices need be revisited reuse should taken into consideration sustain resources ecosystem basin. To this end, a case study has been car...

1999
M. H. Bichi B. U. Anyata

Kano river basin, which serves as the main source of water supply to metropolitan Kano, is also used as receiving body for industrial wastes from Sharada and Challawa industrial estates. Of the three major rivers in this basin, the Salanta river was found to receive the highest pollution from the industrial discharges with COD of 8,557.4mg/l, total solids of 16,934.6mg/l, hardness of 1,349.6mg/...

2011
L. Jia H. Shang G. Hu

Liquid and solid precipitation is abundant in the high elevation, upper reach of the Heihe River basin in northwestern China. The development of modern irrigation schemes in the middle reach of the basin is taking up an increasing share of fresh water resources, endangering the oasis and traditional irrigation systems in the lower reach. In this study, the response of vegetation in the Ejina Oa...

A.A. Kamgar-Haghighi A.R. Sepaskhah, M. Amini-Nejad

Better irrigation management and more efficient management of crop production require modeling of plant growth and crop yield. More applicable models are usually simple and requires less and accessible inputs. The objective of this study was to develop a model for growth and yield prediction of saffron under various irrigation regimes. In this modeling soil water budget and other simple rel...

Journal: :اقتصاد و توسعه کشاورزی 0
صبوحی صبوحی مجرد مجرد

abstract atrak basin is an agricultural area in north khorasan province that the most farmers are using from groundwater resources for irrigation their crops. decreasing rainfall in recent years in this area, competition between urban, agriculture and industrial consumers has increased for water acquisition. in present study, game theory was applied for groundwater resources management of atrak...

Journal: :Water 2021

Performance evaluation of irrigated agriculture is an important tool that assists in decision-making on water management the river basin, particularly tropical semiarid regions. This study was carried out using information from Jaguaribe River located Northeast region Brazil, which has restriction availability resources and high competition for use. From a set indicators (production, water, eco...

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