نتایج جستجو برای: 1 in stress conditions

تعداد نتایج: 17586954  

امام, یحیی, موری, سعید, کریم‌زاده سورشجانی، , هدایت اله ,

Abstract: Wheat grain yield is reduced by post-anthesis drought stress conditions in most wheat growing farmlands of Iran. To evaluate the effect of post-anthesis-withholding irrigation on yield, yield components and canopy temperature of wheat cultivars, a field experiment was conducted as split plot in a completely randomized block design with four replications at experimental farm of coll...

Journal: :پژوهش های حبوبات ایران 0
هانیه فیروزی همت اله پیردشتی سید جابر حسینی

nowadays, protection of environment and safe agricultural production are an important aims of the sustainable agriculture. also, in attention to abundance of saline soil and water resources in the country, the present research was designed to evaluate pgpr inoculation effect on some morphological and physiological traits of two green bean plant cultivars under salinity stress conditions. a gree...

Ali Mohammad Salari, Farnaz Taghavi-Damghani, Farnoosh Taghavi, Sayed Shojaedin Shayegh,

Background and Aim: Implant-supported overdentures are a treatment option for edentulous patients. One of the important factors in determining the prognosis of overdenture treatment is to control the distribution of stress in the implant-bone and attachment complex. This study assessed the effect of implant abutment height difference on stress distribution in mandibular overdentures. Materials...

Journal: :چغندرقند 0
عبدالمجید خورشید عضو هیئت علمی موسسه تحقیقات چغندرقند محمود مصباح عضو هیئت علمی موسسه تحقیقات چغندرقند ذبیح اله رنجی عضو هیئت علمی موسسه تحقیقات چغندرقند رضا امیری دانشگاه تهران- پردیس ابوریحان محمدرضا فتحی کارشناس موسسه تحقیقات چغندرقند

saline and drought stress conditions are the most important factors in yield reduction of crops in the world. breeding of cultivars with high tolerance to these stresses and satisfactory yielding are considerable. the aim of this study was to compare the means of selected generations in saline and drought stress conditions in order to calculate response to selection. in this study two populatio...

Journal: :علوم گیاهان زراعی ایران 0
هدایت اله کریم زاده سورشجانی دانشجوی کارشناسی ارشد دانشکده کشاورزی دانشگاه شیراز یحیی امام استاد دانشکده کشاورزی دانشگاه شیراز سعید موری دانشجوی کارشناسی ارشد دانشکده کشاورزی دانشگاه شیراز

wheat grain yield is adversely affected by post-anthesis drought stress conditions in most wheat growing areas of iran. to evaluate the effect of late drought stress on wheat cultivars, a field experiment was conducted as split plot in a completely randomized block design with four replications at experimental farm of collage of agriculture, shiraz university during 2009-2010 growing season. ir...

Journal: :علوم باغبانی ایران 0
بختیار شکری دانشجوی سابق کارشناسی ارشد، گروه علوم باغبانی، دانشگاه کردستان ناصر قادری استادیار گروه علوم باغبانی، دانشگاه کردستان تیمور جوادی استادیار گروه علوم باغبانی، دانشگاه کردستان

this experiment was conducted to study the effect of plastic mulch on the growth and some physiological characteristics of two strawberry cultivars (paros and queen elisa) under drought stress. a factorial experiment was performed based on randomized complete block design with four treatments, including mulch, without mulch, normal irrigation (control) and deficit irrigation (-10 bar) with thre...

Journal: :genetics in the 3rd millennium 0
behnaz ouzhand mahmood maleki mahdi soltani shahryar shakeri

one of the important mechanisms utilized by the plant growth promoting rhizobacteria (pgpr) is lowering of ethylene levels by the 1-aminocyclopropane-1-carboxylic acid (acc) deaminase enzyme. the mechanism facilitates plant growth and development in the stress conditions. pgpr containing acc deaminase can promote plant growth under stress and overcome the harmful effects. the study aimed to scr...

Journal: :پژوهش های زراعی ایران 0
مانی مجدم عادل مدحج

in order to study the effects of drought stress and nitrogen (n) levels on grain yield, yield components and water use efficiency of grain corn (sc.704), a field experiment was conducted in 2009 growing season. the experiment was split-plot based on randomized complete block design arrangement and four replicates. main plots were three irrigation levels included optimum irrigation (i1), moderat...

مجیدی, محمد مهدی, شیراوند , رضا ,

Littele is known about the relationships of different traits in safflower using wild and cultivated species. In this study, 46 safflower genotypes from five different species were evaluated under normal and deficit irrigation and the relationship of traits was assessed. Results showed that water stress had significant effect on head yield per plant, number of seeds per head, head diameter and 1...

احمدزاده, رسول, شهراسبی, صادق, پاک نیت, حسن,

In order to evaluate the reaction of foreign genotypes and the indigenous cultivars of barley against drought and study their biochemical traits, eight genotypes with two barley cultivars were surveyed in a randomized complete block design with three replications in two states of sufficient irrigation and non-sufficient irrigation regimes (drought) at the Faculty of Agriculture, Shiraz Universi...

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