نتایج جستجو برای: irrigation interval

تعداد نتایج: 240612  

Mansour Fazeli-Rostampoor Mohamad Javad Seghatoleslami Seyyed Gholamreza Moosavi Zeinolabedin Jouyban

In order to study the effect of water deficit stress and different nitrogen levels on flower yield, yield components and water use efficiency of Calendula officinalis L., an experiment was conducted as split plot based on randomized complete block design with three replications, at research field of Islamic Azad University, Birjand branch in 2009. In this experiment, irrigation treatments (irri...

2015
M. R. Islam S. C. Garcia C. E. F. Clark K. L. Kerrisk

One of the challenges to increase milk production in a large pasture-based herd with an automatic milking system (AMS) is to grow forages within a 1-km radius, as increases in walking distance increases milking interval and reduces yield. The main objective of this study was to explore sustainable forage option technologies that can supply high amount of grazeable forages for AMS herds using th...

A. Esmaeili F. Sheikhmoradi I. Argi V. Abdosi

Water sources optimizing required a suitable irrigation program. Different material can use to increase water use efficiency. Superabsorbent is one of the materials where used in around the world. These materials put in the soil and absorb water so that reserved water is usable by plant in the time of drought stress and they can reduce stress and lead to prevent yield loss. Therefore, the exper...

A.A. Kamgar-Haghighi A.R. Sepaskhah, M. Agharezaee Seyed Hamid Ahmadi,

Irrigation scheduling is important in irrigation water management. In this study, full (FI),deficit (DI) and partial root drying (PRD) irrigation strategies were applied in Agria and Ramospotato cultivars. Canopy temperature (CT) and leaf water potential (LWP) were assessed as thepotential tools for irrigation scheduling during the vegetative and productive growth stages.LWP varied between ca. ...

In order to evaluate the response of major nutrients concentration, uptake and their efficiencies of isabgol (Plantago ovata) to N fertilizer combinations and irrigation regimes, a field experiment was conducted at the agricultural research farm of Shahrekord University, 2009. The experiment was arranged as split-plot, in randomized complete block design with three replications. The irrigation ...

D. Qi Tiantian Hu, X. Niu

A field experiment was carried out to investigate the effects of varying nitrogen (N) supply andirrigation methods on the root growth and distribution of maize (Zea mays L.) in Wuwei,northwest China in 2011 and 2012. The irrigation treatments included alternate furrow irrigation(AI), fixed furrow irrigation (FI) and conventional furrow irrigation (CI). The N supply treatmentsincluded alternate ...

Journal: :Orthopedics 2013
Louis S Stryker Matthew P Abdel Arlen D Hanssen

The roles of C-reactive protein (CRP) and erythrocyte sedimentation rate (ESR) are well established in the diagnosis of total joint infection. However, it is not entirely clear what value preoperative CRP and ESR have in predicting outcomes following irrigation and debridement with insert exchange for acute hematogenous total knee arthroplasty infection. The total joint registry at the authors'...

Journal: :journal of agricultural science and technology 2012
a. m. alomran a. a. r. al-harbi m. a. wahab-allah m. a. alwabel m. e. a. nadeem

a greenhouse experiment was conducted during the growing seasons (2008/2009 and 2009/2010) to investigate the effects of water quality and soil amendments, irrigation methods and rates on tomato (solanum lycopersicon l. cv. red gold) yield and water use efficiency (wue). irrigation management treatments were fresh (0.86 ds m-1) and saline waters (3.6 ds m-1), surface and subsurface irrigation m...

Journal: :بوم شناسی کشاورزی 0
رقیه مهدی پور افرا رضا امیری حمید ایران نژاد

in order to investigate the effects of polyethylene and organic mulches in different irrigation intervals on morphological characteristics and seed grain of sunflower (helianthus annus l.) hybrid azrgol, an experiment was conducted in split-plot design based on randomized complete blocks with three replications at research farm of college of aboureihan, university of tehran during year of 2009....

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