نتایج جستجو برای: stress conditions in 2002 seven indices

تعداد نتایج: 17170536  

Journal: :علوم گیاهان زراعی ایران 0
محمد جواد حاجی علیان دانشجوی سابق کارشناسی ارشد دانشکده کشاورزی دانشگاه آزاد اسلامی، واحد کرج امیر یزدان سپاس دانشیار موسسه تحقیقات اصلاح وتهیه نهال و بذر، کرج اشکبوس امینی مربی موسسه تحقیقات اصلاح وتهیه نهال و بذر، کرج محمدرضا بی همتا استاد پردیس کشاورزی و منابع طبیعی دانشگاه تهران محمد هادی موسویان دانشجوی سابق کارشناسی ارشد دانشکده کشاورزی دانشگاه آزاد اسلامی، واحد کرج

drought stress as the most important abiotic stress plays a significant role in reduction of crops yield. this study was conducted at six agricultural experimental stations (karadj, ardebil, arak, mashhad, jolgerokh and miandoab) during 2006-08 cropping seasons. experiments were carried out under normal irrigation and post-anthesis drought stress conditions using 18 wheat genotypes. experimenta...

Drought occurrence is one of the most important reasons for reduced yield in crops. At least in arid and semi-arid areas an efficient approach to tackle this problem is to identify and grow tolerant genotypes with the help of drought tolerance indices. The main objective of this research was to study the effects of drought on the performance of six genotypes of lentil in order to evaluate some ...

Journal: :تولید گیاهان زراعی 0

in order to evaluate the utilization ability of drought resistance indices such as: yield index (yi), yield stability index (ysi), stress susceptibility index (ssi), tolerance (tol), mean productivity (mp), geometric mean productivity (gmp) and stress tolerance index (sti) in sunflower hybrids, three separate experiments were conducted as randomized complete block design at the research field o...

Journal: :crop breeding journal 2012
a. moghaddam j. vollmann w. wanek m. r. ardakani a. raza

in eastern austria, alfalfa is usually grown as a rainfed crop in crop rotations in organic farming systems, where yearto- year rainfall fluctuations cause different levels of drought stress. to identify the suitability of different alfalfa genotypes and drought tolerance indices, 18 contrasting alfalfa genotypes were evaluated under irrigated and rainfed conditions at the research station of t...

Hosseini, Seyedeh Zahra , Ismaili, Ahmad, Sohrabi, Seyed Sajad ,

Drought is a threaded factor in the world production and application of breeding methods could improve the tolerant and adapted cultivators under drought stress condition. In order to evaluate and determine the stress tolerance indices and identifion of tolerant genotypes to drought stress, 15 safflower genotypes were evaluated in a randomized complete block design with three replications in tw...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه امام رضا علیه السلام - دانشکده ادبیات و زبانهای خارجی 1391

translation studies have become an accepted academic subject and books, journals and doctoral dissertations appear faster than one can read them all (bassnet and lefevere, 1990). but this field also brought with itself so many other issues which needed to be investigated more, in the heart of which, issues like ideology, ethics, culture, bilingualism and multilingualism. it is reported that ove...

بی همتا, حمدرضا, سلیمانی, امان الله, معالی امیری, رضا, پیغمبری, سیدعلی,

     Drought is one of the major environmental limiting factors in the global agriculture. Exploiting of crop yield potential and increasing yield stability of them in drought and drought-prone regions can be guaranteed to feed the world’s growing population. For this purpose, in order to assess the late season drought tolerance genotypes and determining of tolerant them using stress tolerance ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده علوم 1370

1- in a search directed to the reaction of compound)23(the cycloaddition reaction of 1,3- diphenylisobenzofurane)14(with p-benzoquinone)19(,followed by addition of cyclopentadiene was carried out.the specific spacial stracture of its ir,nmr,mass spectra. 2- in another attempt the kinetic stability and behavior of compounds)20(and)23(was studied.the main subject of this study was the highly reve...

Journal: :crop breeding journal 2012
m. pouresmaeil r. khavari-nejad j. mozafari f. najafi f. moradi

drought is a major limiting factor for agricultural production in most parts of the world and landraces areimportant genetic resources for crop improvement in dry areas. during the 2007-2008 cropping season, 23 chickpea (cicer arietinum l.) genotypes consisting of 21 kabuli chickpea landraces provided by the national plant gene bank of iran and two known commercial varieties (hashem and arman) ...

ژورنال: علوم زراعی ایران 2020

To evaluate and select the promising lines of dual purpose grain-forage sorghum under drought stress conditions, a field experiment assplit plot arrangements in randomized complete block design with three replications was carried out atresearch field station of Seed and Plant Improvement Research Institute, Karaj, Iran, in 2014 and 2015 growing seasons. Irrigation levels (60 mm, 120 mm and 180 ...

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