نتایج جستجو برای: varamin irrigation network

تعداد نتایج: 713763  

Journal: :بوم شناسی کشاورزی 0
حامد هادی جهانفر دانشیان احمد اصغرزاده آیدین حمیدی پریسا جنوبی فرشید قوشچی محمد نصری

effect of free and symbiotic nitrogen fixing bacteria on seed and seedling produced seeds under deficit irrigation was conducted in laboratory and field experiments in 2006. in laboratory of karaj’s seed and plant research and certificate institute an experiment was conducted based on factorial in form of completely randomized design with four replications and in field’s of islamic azad univers...

2013
Rahim Khan Ihsan Ali M. Asif Suryani Mushtaq Ahmad Muhammad Zakarya Abdul Wali Khan

Irrigation procedures are based on farmer’s experience, soil properties and environmental conditions that are affected by changes in environmental conditions. Wireless sensor network is a solution for monitoring environmental conditions and efficient utilization of water. In this paper, an effective irrigation management system is presented for the container grown crops. It utilizes wireless se...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
علی اصغر شاهرودی محمد چیذری

the purpose of this study was to investigate and analyze factors influencing farmers’ participation in irrigation networks management, with an approach to compare two groups of farmers (one in irrigation networks with wua (water users' association), and the other in networks lacking wua). the methodological approach was a descriptive-correlational and causal-comparative study of the survey...

2012
Bancy M. Mati

Drawing from the encouragement of Prof. Norman Uphoff to start SRI in Kenya, the first meeting to plan and introduce SRI was held at the Mwea Irrigation Scheme in July 2009, organized by Prof. Bancy Mati of JKUAT and Markus Moeller (then the Irrigation Specialist at the World Bank office in Kenya). The two drew together some like-minded individuals to form a collaborative team comprised of staf...

2014
Aniket H. Hade M. K. Sengupta

In past couple of decades, there is immediate growth in field of agricultural technology. Utilization of proper method of irrigation by drip is very reasonable and proficient. A various drip irrigation methods have been proposed, but they have been found to be very luxurious and dense to use. The farmer has to maintain watch on irrigation schedule in the conventional drip irrigation system, whi...

موسوی, سیدفرهاد, یزدانی, محمدرضا ,

Water requirements of paddy fields in the Gilan Province are provided for by a large irrigation network including Sepidrud reservoir dam, Tarik diversion dam, Fumanat network, Sangar diversion dam, and Sangar right and left canals. Because of the deposition of sediments in the Sepidrud reservoir, its capacity has been reduced profoundly. To overcome this problem, sediments are flushed in the se...

Journal: :آب و خاک 0
منتظر منتظر زادباقر زادباقر حیدری حیدری

the main objective of this study was to develop an assessment model for the virtual water of irrigation networks using analytical hierarchy process. for this purpose, 14 modern irrigation networks of iran were selected. also, 14 effective factors on the virtual water of these systems were considered as decision criteria. expert choice software was used for ranking the virtual water values of th...

Journal: :Journal of experimental botany 2007
Elias Fereres María Auxiliadora Soriano

At present and more so in the future, irrigated agriculture will take place under water scarcity. Insufficient water supply for irrigation will be the norm rather than the exception, and irrigation management will shift from emphasizing production per unit area towards maximizing the production per unit of water consumed, the water productivity. To cope with scarce supplies, deficit irrigation,...

ژورنال: علوم آب و خاک 1997
موسوی, سیدفرهاد, یزدانی, محمدرضا ,

Water requirements of paddy fields in the Gilan Province are provided for by a large irrigation network including Sepidrud reservoir dam, Tarik diversion dam, Fumanat network, Sangar diversion dam, and Sangar right and left canals. Because of the deposition of sediments in the Sepidrud reservoir, its capacity has been reduced profoundly. To overcome this problem, sediments are flushed in the se...

Journal: :تحقیقات آب و خاک ایران 0
تیمور سهرابی ملایوسف استاد گروه آبیاری دانشگاه تهران عبدالمجید لیاقت استاد گروه آبیاری دانشگاه تهران حمزه علی علی زاده دانشجوی دکتری گروه آبیاری دانشگاه تهران بیژن نظری استادیار گروه آبیاری دانشگاه بین المللی امام خمینی(ره)

many factors affect wastewater management and utilization plans’ success with any change occurring in any of these factors leading to various feedbacks on other elements of wastewater use system. hence, development of a model with the capability of simulation of all factors, aspects and interactions that affect wastewater utilization indispensable. the objective followed in this study was to mo...

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