نتایج جستجو برای: static and dynamic deficit irrigation

تعداد نتایج: 16914060  

Journal: :پژوهش های زراعی ایران 0
آرش پاکمهر مهدی راستگو فرید شکاری جلال صبا اسماعیل زنگانی

effects of seed priming by salicylic acid on some morpho-physiologic characteristics and yield of cowpea (vigna unguiculata l.) cultivar “parastou” was investigated under water deficit. experiment was conducted as a split block design with 3 replications in 2008-2009 at research farm of zanjan university. factors were including drought stress as a main factor in 2 levels (irrigation, water defi...

Journal: :international journal of advanced design and manufacturing technology 0
sadegh rahmati hamidreza khalili

automobile body plays crucial role in preventing the collision energy transfer in severe accidents to the passengers. if the collision energy is dissipated or saved in bumper or chassis, the amount of damage to the occupants would be minimized. using novel laminated panel (fiber metal laminate) in auto body, and considering the characteristics such as high energy absorption, strength, high dent...

Journal: :اقتصاد و توسعه کشاورزی 0
عبدالرسول شیروانیان حسن حقیقت نیا سعید مهرجو

drought is common across the south of iran, especially in darab district. accordingly, studying the economic aspects of deficit irrigation technique – that is one of the basic strategies in water saving for reducing water use of cotton as one of the main agricultural products in darab district is essential. in order to investigate the deficit irrigation technique and to determine its economic t...

بشارت, سینا, حسنی, عباس, رضاوردی نژاد, وحید, شبانیان اصل, مریم,

This experiment was conducted to determine evapotranspiration, crop coefficient and water use efficiency of cucumber and tomato for a period of six months in the Resarch Greenhouse of Urmia University. Daily evapotranspiration of cucumber, tomato and reference crop was measured using lysimeter method. Based on the results, cucumber evapotranspiration for growth period of 130 days was 272.4 mm a...

Journal: :the modares journal of electrical engineering 2011
mona ghassemi hossin mohseni kaveh niayesh amir abbas shayegani akmal

although in recent two decades, the concept of dielectric barrier discharges (dbds) have been developed in ozone production well, air pollution control, plasma screens and control of chemical, and biological and medical processes, employment of this concept for high voltage applications to improve insulation performance as an alternative to the pressurized gas-insulated systems (gis) utilizing ...

Journal: :civil engineering infrastructures journal 0
freydoon rezaie assitant professor, department of civil engineering, bu-ali sina university, hamedan, iran. gona ahmadi m.sc., department of civil engineering, bu-ali sina university, hamedan, iran. seyed mohammad farnam ph.d. candidate, department of civil engineering, bu-ali sina university, hamedan, iran.

in this paper, full scale load test of a horizontally curved steel box-girder bridge is carried out in order to detect structural defects, which reportedly result in unwanted vibrations in nearby buildings. the bridge is tested under the passage of six heavy vehicles at different speeds, so as to determine its static and dynamic responses. a total number of one hundred and two (102) sensors are...

Keivan, Mahbubeh, Sadeghi, Heidar,

Objective: Somatotype is a method to describe the human physique which can influence postural control. The aim of this study was the relationship between somatotype and static, semi-dynamic and dynamic postural control. Methods: 140 females 12-50-year-old(26.45±10.94) participated in this study who had no skeletal, vestibular and neurological abnormalities and no trauma or pain in lower extrem...

2009
Q. Li M. Liu J. Zhang B. Dong Q. Bai

to better understand the potential for improving biomass accumulation and radiation use efficiency (rUE) of winter wheat under deficit irrigation regimes, in 2006–2007 and 2007–2008, an experiment was conducted at the luancheng Experimental Station of Chinese academy of Science to study the effects of deficit irrigation regimes on the photosynthetic active radiation (Par), biomass accumulation,...

2013
Suriyan Cha-um Nana Yamada Teruhiro Takabe Chalermpol Kirdmanee

Optimum irrigation is very important for nursery stock management of F1-hybrid oil palm (Elaeis guineensis Jacq.), constituting a major production cost. Generally, over watering of nursery stock can be a cause of loss of productivity. The aim of this study was to investigate the physiological and biochemical responses of oil palm nursery stock to reduced soil water content (SWC) and during the ...

Journal: :journal of agricultural science and technology 2016
o. mohawesh

the objective of this research was to investigate the effects of deficit irrigation on physiological and agronomic terms of eggplant to maximize the water use efficiency (wue) without affecting the final yield and fruit quality parameters under arid environment. therefore, two field experiments were conducted at two different sites: ghor al-safi, jordan valley and sail al-karak, karak valley, ka...

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