نتایج جستجو برای: sprinkler irriga tion

تعداد نتایج: 17108  

Journal: :Fire Safety Science 1986

Journal: :Misr Journal of Agricultural Engineering 2018

Journal: :Indian Journal of Microprocessors and Microcontroller 2021

This paper focuses on a smart sprinkler irrigation system that is less costly and any farmer used in farm division. In 21century where automation playing the most important role life of human. Automation allows us to control Appliances with automatic control. gives comfort, Increase efficiency as well save time. Nowadays, industries are mechanism which expensive for cost does not suitable use s...

Journal: :چغندرقند 0
سید معین الدین رضوانی مربی پژوهشی مرکز تحقیقات کشاورزی و منابع طبیعی همدان

this research was carried out to evaluate the effects of irrigation methods and n fertilizer rates on the quantity and quality of sugar beet in ekbatan research station during 2001 and 2002. experiment was performed in split-plot with 3 replications and 15 treatments. treatments included 3 irrigation systems: sprinkler (solid set)، furrow (hydroflum) and drip (tape: 508-20-500) in main plots an...

Journal: :چغندرقند 0
جهانشاه بساطی مربی مرکز تحقیقات کشاورزی و منابع طبیعی کرمانشاه مهیار شیخ الاسلامی ااستادیار مرکز تحقیقات کشاورزی و منابع طبیعی کرمانشاه علی جلیلیان استادیار مرکز تحقیقات کشاورزی و منابع طبیعی کرمانشاه محمدرضا جهاداکبر مربی مرکز تحقیقات کشاورزی و منابع طبیعی اصفهان فرحناز حمدی کارشناس ارشد موسسه تحقیقات چغندرقند

powdery mildew of sugar beet is a common disease in many sugar beet growing areas causing root yield and sugar content reduction. the aim of this study was to evaluate the effects of different irrigation methods on powdery mildew severity in sugar beet. eight susceptible and resistant commercial cultivars were evaluated under sprinkler and furrow irrigation systems in a randomized complete bloc...

Journal: :journal of agricultural science and technology 2013
j. p. liu s. q. yuan h. li x. y. zhu

due to the complex structure of the pressure-adjusting device used in most sprinklersfor variable irrigation, it is not possible to observe the flow behavior of the water passingthrough the flow field. in this paper, an integral three dimensional (3d) numerical modelbased on the structural characteristics of the fluidic sprinkler was constructed to simulatethe flow field distribution using comp...

Journal: :مدیریت آب و آبیاری 0
حبیب صیادی دانشجوی دکتری آبیاری و زهکشی، گروه مهندسی آب، دانشکدۀ کشاورزی، دانشگاه تبریز، تبریز، ایران امیر حسین ناظمی استاد، گروه مهندسی آب، دانشکدۀ کشاورزی، دانشگاه تبریز، تبریز، ایران علی اشرف صدرالدینی دانشیار، گروه مهندسی آب، دانشکدۀ کشاورزی، دانشگاه تبریز، تبریز، ایران رضا دلیرحسن نیا استادیار، گروه مهندسی آب، دانشکدۀ کشاورزی، دانشگاه تبریز، تبریز، ایران

the variety of sprinkler devices available for the center pivot and linear irrigation systems has been increased dramatically in recent years. in the current study, via conducting some indoor experiments, one type of fixed pad spray sprinkler (d3000) and two types of moving pad spray sprinklers (r3000 and s3000) with various configurations (working pressure, nozzle size and type of deflector pa...

Journal: :آب و خاک 0
امیر اعظمی کیومرث زرافشانی حسین دهقانی سانیچ علی گرجی

abstract the main purpose of this study was to determine farmers’ satisfaction towards pressurized irrigation systems in kermanshah province. this study used a mixed method design with descriptive correlation emphasis. a researcher made questionnaire was used to collect data. a random sample of 274 farmers who have been equipped with pressurized irrigation systems during the last three years pa...

Journal: :Rona Teknik Pertanian 2022

Abstrak. Pemberian air irigasi secara konvensional di lahan usaha tani menyebabkan penurunan nilai efisiensi irigasi. Hal ini dapat mengakibatkan kehilangan dan pemberian yang tidak sesuai dengan kebutuhan tanaman. Penerapan teknologi sprinkler mampu meningkatkan produktivitas untuk memenuhi Penelitian bertujuan mengetahui penerapan pada pertanian Kecamatan Tarakan Utara Kota Tarakan. terdiri a...

2015
Ali BAGHERZADEH Parisa PAYMARD

Bagherzadeh A., Paymard P. (2015): Assessment of land capability for different irrigation systems by parametric and fuzzy approaches in the Mashhad Plain, northeast Iran. Soil & Water Res., 10: 90–98. Water quality and quantity in agricultural systems of arid and semiarid regions of the world are of great importance. In this regard the trend to pressurized irrigation systems compared to surface...

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