نتایج جستجو برای: drought stress induction

تعداد نتایج: 644223  

Journal: :Global change biology 2014
Matthew T Harrison François Tardieu Zhanshan Dong Carlos D Messina Graeme L Hammer

Global climate change is predicted to increase temperatures, alter geographical patterns of rainfall and increase the frequency of extreme climatic events. Such changes are likely to alter the timing and magnitude of drought stresses experienced by crops. This study used new developments in the classification of crop water stress to first characterize the typology and frequency of drought-stres...

2017
Jun Ma Ruiqi Li Hongguang Wang Dongxiao Li Xingyi Wang Yuechen Zhang Wenchao Zhen Huijun Duan Guijun Yan Yanming Li

Drought is a major abiotic stress that limits wheat production worldwide. To ensure food security for the rapidly increasing world population, improving wheat yield under drought stress is urgent and relevant. In this study, an RNA-seq analysis was conducted to study the effect of drought on wheat transcriptome changes during reproductive stages under field conditions. Our results indicated tha...

Journal: :Journal of experimental botany 2016
Yi Xu Patrick Burgess Xunzhong Zhang Bingru Huang

Drought stress limits root growth and inhibits cytokinin (CK) production. Increases in CK production through overexpression of isopentenyltransferase (ipt) alleviate drought damages to promote root growth. The objective of this study was to investigate whether CK-regulated root growth was involved in the alteration of reactive oxygen species (ROS) production and ROS scavenging capacity under dr...

Journal: :پژوهش های زراعی ایران 0
رستم یزدانی بیوکی پرویز رضوانی مقدم

drought and salinity are two important environmental stresses limiting the crop production. in order to study the influence of drought and salinity stresses on germination characteristics of marshmallow plant seeds, two separate experiments were conducted based on completely randomized design with four replications in controlled conditions. drought stress levels were 0, -2, -4, -6 and -8 bar in...

2016
Alessio Aprile Caterina Marè Lenka Havlickova Riccardo Panna Fulvia Rizza Anna Maria Mastrangelo Grazia Maria Borrelli Patrizia Rampino Luigi Cattivelli Luigi De Bellis Carla Perrotta

Water scarcity and high temperature stress and their combination are the most important stresses experienced by durum wheat in the ield. The responses induced by drought and heat stress at transcriptional level have been described, but much less is known about plant response to simultaneous drought and heat stress, although this is the most common event in ield conditions. Several data indicate...

2015
N. Hussain M. Aslam A. Ghaffar M. Irshad

A field experiment with two sets, each comprising 13 chickpea genotypes with three replications was carried out during Rabi 2012-2013 in stress and non-stress conditions. The objective of the reported research was to study the response of chickpea genotypes in drought stress and to screen the appropriate genotypes performing better in water deficit and irrigated conditions. Three genotypes TG12...

2017
Shakeel A. Anjum Umair Ashraf Mohsin Tanveer Imran Khan Saddam Hussain Babar Shahzad Ali Zohaib Farhat Abbas Muhammad F. Saleem Iftikhar Ali Long C. Wang

Consequences of drought stress in crop production systems are perhaps more deleterious than other abiotic stresses under changing climatic scenarios. Regulations of physio-biochemical responses of plants under drought stress can be used as markers for drought stress tolerance in selection and breeding. The present study was conducted to appraise the performance of three different maize hybrids ...

2009
M. M. Heikal

Environmental stress, especially drought stress, can play an important role in the reduction of the plant growth stage, specifically duringgermination in arid and semi arid regions in Iran.. In order to study the effects of drought stress on germination indices in wheat cultivars, an experiment was conducted in factorial form, using a completely randomized design of four replications. In this e...

Journal: :پژوهش های زراعی ایران 0
عادل سی و سه مرده حمید فاتح هدیه بدخشان

in order to investigate the effects of drought stress and nitrogen fertilizer on photosynthesis rate and some physiological characteristics in two barley cultivars, a pot experiment was conducted using a randomized complete block design as a factorial experiment with three factors including water stress, nitrogen fertilizer and barley cultivars in three replications. irrigation treatments condu...

2017
Jin-Ping Xiao Lan-Lan Zhang Hui-Qin Zhang Li-Xiang Miao

Drought is the major abiotic stress with adverse effects on citrus, decreasing the agronomical yield and influencing the fruit quality. In this study, cDNA-amplified fragment length polymorphism (cDNA-AFLP) technique was used to investigate the transcriptional profile changes and identify drought-responsive genes in "Amakusa" tangor (C. reticulata × C. sinensis), a hybrid citrus sensitive to wa...

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