نتایج جستجو برای: water stress

تعداد نتایج: 964068  

Journal: :به زراعی کشاورزی 0
معصومه قهرمانی کارشناس ارشد، گروه زراعت و اصلاح نباتات، دانشکدة کشاورزی، دانشگاه محقق اردبیلی، اردبیل - ایران علی عبادی دانشیار، گروه زراعت و اصلاح نباتات، دانشکدة کشاورزی، دانشگاه محقق اردبیلی، اردبیل - ایران. قاسم پرمون دانشجوی دکتری، گروه زراعت و اصلاح نباتات، دانشکدة کشاورزی، دانشگاه محقق اردبیلی، اردبیل - ایران سودابه جهانبخش دانشیار، گروه زراعت و اصلاح نباتات، دانشکدة کشاورزی، دانشگاه محقق اردبیلی، اردبیل - ایران.

this study was carried out to evaluate the changes in some important cell parameters under water limitation in sorghum genotypes. a factorial experiment was conducted based on randomized completely design in greenhouse, in university of mohaghegh ardabili in 2014. treatments were water stress at levels of 85, 65, 45 and 25 percent field capacity in and three genotypes of forage sorghum (kfs2, k...

Abstract In order to study the effect of water deficit stress on some physiological characteristics including leaf water osmotic and turgor potentials and osmolytes including sugars, proline and invertase activity of Persian melon (Cucumis melo Group. cantaloupensis cv. samsoury), an experiment was conducted in complete randomized design. Treatments including three irrigation levels (start of ...

امام, یحیی , مقصودی, کبری , همتی, رحیمه,

In order to evaluate morpho-physiological responses of hybrid corn KSC750 to water stress at various stages of growth, a field experiment was conducted at the Pasargad region (northwest Fars) in 2010. The experiment carried out as a randomized complete block design, with 3 replications. In this study, corn growth period was divided into three phases: the establishment of plant to tasseling (pha...

Cynara cardunculus var. scolymus L. is a herbaceous perennial plant that could be drought tolerant once established after the first year. To evaluate the effects of water stress on growth parametersand forage quality of this plant, a field experiment was conducted using a randomized complete block design with three replications in Isfahan, Iran during 2013-2015. Treatments wer...

Journal: :پژوهش های زراعی ایران 0
احمد نادری منوچهر دستفال شیرعلی کوهکن حسین فرزادی

in countries such as iran which will be faced water deficit as the main challenge in the future and the food production is going to be dependent to water recourses, wheat water-deficit tolerant and adapted genotypes release is one of the most important strategies under such a condition. in order to study the adaptation and terminal water deficit stress tolerance, fifteen bread wheat lines and c...

Journal: :پژوهش های زراعی ایران 0
پروانه یاری امیر حسین کشتکار

introduction safflower is native to iran, and is cultivated for high adaptability, low water requirement, resistance to drought and useful unsaturated fatty acid (ashri et al., 1977). identification of effective agronomic traits and relationship between them are important aims under water stress conditions. among these characters, grain yield is the most important trait that is genetically poly...

2013
V A Alexandrov G Hoogenboom

Alcamo, J., et al. (2007). "Future long-term changes in global water resources driven by socio-economic and climatic changes." Hydrological Sciences Journal-Journal Des Sciences Hydrologiques 52(2): 247-275. A global water model is used to analyse the impacts of climate change and socio-economic driving forces (derived from the A2 and B2 scenarios of lPCC) on future global water stress. This wo...

Journal: :چغندرقند 0
رحیم محمدیان استادیار مؤسسه تحقیقات چغندرقند

in order to investigate the relationships of some morphological traits at the early stages of three sugar beet cultivars with final yield at varying levels of water regines, a field experiment was carried out in karaj, and mashhad, in 2001-2003.  the objective of this study was to find the relation of some morphological traits of three sugar beet genotypes (7219-p.69, bp-karaj and 7112)  during...

Journal: :تولید گیاهان زراعی 0
آرزو مولودی دانشگاه ملایر علی عبادی دانشگاه محقق اردبیلی سدابه جهانبخش هیئت علمی دانشگاه محقق اردبیلی

according to the drought as the most important environmental factor that limiting agricultural products and using nitrogen as the most consumed nutrition element in farming system, in this study investigates examined the effect of nitrogen on drought tolerance characteristics, including changes in total chlorophyll content, total protein content, leaf area, phosphorus and peroxidase enzyme acti...

Alizadeh, Mohsen, Armand, Nezam, Haji Hashemi, Shokoufeh, Rahimi, Maryam,

Seaweed extract can improve the physicochemical properties of the soil and has a favorable effect on the plant growth and development due to having high nutrient content, high water holding capacity, plant growth regulators and beneficial microorganisms. The aim of this experiment was to investigate the effect of Ascophyllum nodosum extract, a brown alga, on the morphophysiological characterist...

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