نتایج جستجو برای: irrigation and drainage projects

تعداد نتایج: 16848934  

Journal: :iran agricultural research 2015
somaye tohidyan far kourosh rezaei moghaddam

application of modern irrigation and drainage canals for efficient use of water resources is necessary. thus , identifying the factors influencing farmers ’ attitudes toward participation in irrigation and drainage projects (idp) is essential. the purpose of this study is to identify factors affecting attitude toward participation in idp in syakh darenjan, fars province , iran. stratified rando...

خلیلی واودره, سهراب, شاهنظری, علی, ضیاءتبار احمدی, میرخالق, چراغی زاده, مجتبی,

In order to produce the world’s growing population food demands, it would be necessary to increase the productivity. Most of this increase should be gain by funding for improving irrigation and drainage at current fields. High costs of these projects and the funds’ limitation make challenges to conduct the projects; so in order to have optimized use of the limited funds, it would be necessary t...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
امید شریفی دانشجوی دکتری دانشگاه تهران و مربی دانشگاه جیرفت روح اله رضایی استادیار دانشکده کشاورزی دانشگاه زنجان سعید غلامرضایی استادیار دانشکده کشاورزی دانشگاه لرستان ناصر برومند استادیار دانشگاه جیرفت

the main objective followed in this research was to study some of the factors influencing water users' participation in management of the irrigation and drainage networks on the lands under jiroft dam. the kind of research method of the study was a descriptive- correlational one. the statistical population of the study consisted of all the water users of irrigation and drainage networks ac...

Application of modern irrigation and drainage canals for efficient use of water resources is necessary. Thus , identifying the factors influencing farmers ’ attitudes toward participation in irrigation and drainage projects (IDP) is essential. The purpose of this study is to identify factors affecting attitude toward participation in IDP in Syakh Darenjan, Fars Province , Iran. Stratified rando...

Aliasghar Montazar Mahmoud Mashaal Mina Sadat Seyedjavad

Measuring sensitivity of hydraulic structures is considered as an approach for evaluation of water projects performance, due to lower distribution efficiency in Irrigation and Drainage project schemes. Sensitivity analysis approach for irrigation structures is one of flow analysis methods which are developed in recent years in order to measure the behavior of flow in hydraulic structures in an ...

Fatemeh Salimian Vali Borimnejad

Today water supply issue in large cities seems to be a big problem. This becomes more important with population growth and urbanization extension. To cope with this problem lots of irrigation and drainage projects have been implemented and operated that subsequently many socio- economic and cultural effects have been brought to the areas . The objective of the present study is to survey the soc...

2001
Ali Kerem Saysel Yaman Barlas

A dynamic simulation model of salt accumulation on irrigated lands is presented. The original version of the model is part of a large-scale socio-economic model of irrigation-based regional development. The model introduced in this paper is a systemic one in the sense that it integrates four major sub-processes of rootzone salinization: irrigation, drainage, groundwater discharge and groundwate...

Journal: :journal of hydraulic structures 2014
mina sadat seyedjavad mahmoud mashaal aliasghar montazar

measuring sensitivity of hydraulic structures is considered as an approach for evaluation of water projects performance, due to lower distribution efficiency in irrigation and drainage project schemes. sensitivity analysis approach for irrigation structures is one of flow analysis methods which are developed in recent years in order to measure the behavior of flow in hydraulic structures in an ...

2017
Mamoun Abdelrahman Niall F. Davis Barry P. McMahon Michael Walsh Thomas E.D. McDermott John A. Thornhill Rustom P. Manecksha

Introduction We aimed to investigate irrigation and drainage characteristics of commercially available urethral catheters and determined which catheter offers the best flow characteristics. Material and methods Twelve different commercially available urethral catheters from three companies (Bard™, Rusch™ and Dover™) were investigated to compare their irrigation and drainage properties. Irriga...

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