نتایج جستجو برای: drought stress index

تعداد نتایج: 837686  

2016
Jose A. Polania Charlotte Poschenrieder Stephen Beebe Idupulapati M. Rao

Common bean (Phaseolus vulgaris L.) is the most important food legume in the diet of poor people in the tropics. Drought causes severe yield loss in this crop. Identification of traits associated with drought resistance contributes to improving the process of generating bean genotypes adapted to these conditions. Field studies were conducted at the International Center for Tropical Agriculture ...

Drought stress is one of the most important abiotic factors which adversely affects growth, metabolism and yield of crops worldwide. The goal of the research was identify drought tolerate canola genotypes using the different drought tolerance indices. The experiment was conducted as split plot based on randomized complete block design with three replications at the experimental farm of agricult...

بخشایشی قشلاق, مسعود , شکارچی زاده, مرتضی ,

In order to evaluate drought resistance indices, an experiment was carried out in a randomized complete block design in three replications with thirteen bread wheat genotypes and two levels of irrigation, stressed and non stressed, at Dry land Agricultural Research Institute (DARI), Maragheh, in 2009-2010. tolerant on the basis of yield performance in stressed (ys) and non-stressed (yp) environ...

Journal: :چغندرقند 0
مستانه شریفی دانشکده کشاورزی, دانشگاه شیراز منوچهر خردنام دانشکده کشاورزی, دانشگاه محمود مصباح مؤسسه تحقیقات چغندرقند جواد گوهری مؤسسه تحقیقات چغندرقند

in order to evaluate the best drought resistance indices in sugar beetgenotypes, an experiment was conducted in 2002 using a split- plot design within randomized complete block design with three replications at the research farm, shiraz-zarghan. the main plots consisted of three irrigated regimes: non stress, 75% (mid stress) and 50% (intense stress) non stress and the ten genotypes as the sub ...

Journal: :به زراعی کشاورزی 0
شکیبا شاهمرادی استادیار، بخش تحقیقات ژنتیک و بانک ژن گیاهی ملی ایران، مؤسسۀ تحقیقات اصلاح و تهیۀ نهال و بذر، ، کرج- ایران مهدی زهراوی استادیار، بخش تحقیقات ژنتیک و بانک ژن گیاهی ملی ایران، مؤسسۀ تحقیقات اصلاح و تهیۀ نهال و بذر، ، کرج- ایران

to evaluate the effects of water deficit stress in barley germplasm collection of national gene bank ofiran, 25 genotypes collected from arid and semi arid provinces of iran and 3 sample cultivars werestudied in two environments including: non-stressed and water deficit stress. agronomical, phenologicaland morphological traits were measured. stress indices were calculated to determine tolerant ...

In order to determine the most effective indices for quantifying drought tolerance and identify genotypes that are tolerant to water stress in bread wheat, 50 bread wheat genotypes were compared in a randomized complete block design with three replications under both the non-stress dry farming with two complementary irrigation and the water stress dry farming conditions in Khorramabad, Iran. An...

Akbar Shabani, Alireza Zebarjadi Moein Rezai Shahram Nakhjavan

Objective: In order to study genetic variation and effect of drought stress on grain yield and some morphological traits in chickpea, an experiment was conducted on 64 genotypes during 2013-2014 cropping season at deputy of Kermanshah Sararood Dry Land Agricultural Research Institute, located on the western part of Iran. Methods: The experimental design was a randomized lattice design with tow ...

Akbar Shabani, Alireza Zebarjadi Moein Rezai Shahram Nakhjavan

Objective: In order to study genetic variation and effect of drought stress on grain yield and some morphological traits in chickpea, an experiment was conducted on 64 genotypes during 2013-2014 cropping season at deputy of Kermanshah Sararood Dry Land Agricultural Research Institute, located on the western part of Iran. Methods: The experimental design was a randomized lattice design with tow ...

2016
Hannes Seidel Christian Schunk Michael Matiu Annette Menzel

With recent climate changes, Scots pine (Pinus sylvestris L.) forests have been affected by die-off events. Assisted migration of adapted provenances mitigates drought impacts and promotes forest regeneration. Although suitable provenances are difficult to identify by traditional ecophysiological techniques, which are time consuming and invasive, plant water status can be easily assessed by inf...

Among different environmental stresses, drought is of great importance that induces a highly negative effect on crop production. In order to evaluate drought tolerance in dryland wheat genotypes, 36 genotypes were studied in a randomized complete block design with three replications under rainfed (drought stress) and supplemental irrigation conditions during 2016–2017 growing season in Research...

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