نتایج جستجو برای: zayandeh rud

تعداد نتایج: 292  

Journal: : 2023

Investigation of the Effective Factors on Improvement Stakeholders Relationships in Zayandeh-Rud Basin

ژورنال: علوم آب و خاک 2008
تومانیان, نورایر , جلالیان , احمد , خادمی, حسین ,

Determination of landscape evolution is useful to well understand the physical environment and it also enables us to conduct the soil related studies. The objective of this study was to establish the historic evolution of Zayandeh-rud Valley from late Tertiary to Quaternary. To achieve this objective, the spatial structure of a representative area of Zayandeh-rud Valley in three dimensions was ...

2006
BANAFSHEH ZAHRAIE SEYED-MOUSSA HOSSEINI

This study is focused on developing an integrated optimization-simulation model to develop the operation policies for a multi-purpose reservoir. Objective function of the optimization model is considered to be a linear function of reliability, resiliency, and vulnerability of river-reservoir systems. Genetic Algorithm (GA) is used to solve the optimization model in which the coefficients of the...

Journal: :محیط شناسی 0
بهنام قاسم زاده کارشناس ارشد معماری، دانشگاه آزاد اسلامی واحد تبریز موسی پژوهان دکتری جغرافیا و برنامه ریزی شهری، دانشگاه تهران حسین حاتمی نژاد دانشیار دانشکدۀ جغرافیا و برنامه ریزی شهری، دانشگاه تهران حسن سجادزاده استادیار دانشکدۀ هنر و معماری، دانشگاه بوعلی سینا همدان

introduction there is a special competition among many metropolitansfor improving physical and semantic quality of urban landscape to upgrade their positions in global level and attract more tourists. based on such characteristics, one of the important goals of metropolitan management planners of the society is to develop open populated spaces and make leisure centers. urban spaces development ...

تومانیان, نورایر , جلالیان , احمد , خادمی, حسین ,

Determination of landscape evolution is useful to well understand the physical environment and it also enables us to conduct the soil related studies. The objective of this study was to establish the historic evolution of Zayandeh-rud Valley from late Tertiary to Quaternary. To achieve this objective, the spatial structure of a representative area of Zayandeh-rud Valley in three dimensions was ...

Journal: :جغرافیا و مخاطرات محیطی 0
عبدالرضا رحمانی فضلی سعید صالحیان بادی

1. introduction the meaning of sustainability is an effort to reach the best results in human and environmental programs which are considered to be for present and future. zayandeh-rud is the most important and vital river in esfahan area which is used in agriculture, industry, providing drinking water and all other economic sectors. this river is originated from the zagros mountains – zardkooh...

B. Jalali, M. Barzegar M. Masoumian M. Mehdipoor S. Asadollah

In a parasitic survey of the native and introduced fishes in the Zayandehrud River, 5 Myxobolus spp. were found in the gills, fins and skin of examined fish specimens. They include M. varicorhini from fin and M. samgoricus from skin of Capoeta damascina, M. musajevi from gills of Capoeta capoeta gracilis, Myxobolus cristatus from Capoeta aculeata, and M. saidovi from Alburnus sp. Data on the lo...

Journal: :تحقیقات مهندسی کشاورزی 0
حمیدرضا سالمی استادیار بخش تحقیقات فنی و مهندسی کشاورزی مرکز تحقیقات کشاورزی و منابع طبیعی استان اصفهان

administrative regulations for water flow decrease distribution efficiency and effect the economical operation of irrigation networks. complications in distribution systems and the decrease in availability of water require study of the hydraulic performance of existing flow control structures. control systems designed by neyrpic (zayandeh rud network) and usbr (doroodzan network) were investiga...

Journal: :Limnologica - Ecology and Management of Inland Waters 2010

B. Jalali, M. Barzegar, M. Masoumian, M. Mehdipoor, S. Asadollah,

In a parasitic survey of the native and introduced fishes in the Zayandehrud River, 5 Myxobolus spp. were found in the gills, fins and skin of examined fish specimens. They include M. varicorhini from fin and M. samgoricus from skin of Capoeta damascina, M. musajevi from gills of Capoeta capoeta gracilis, Myxobolus cristatus from Capoeta aculeata, and M. saidovi from Alburnus sp. Data on the lo...

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