نتایج جستجو برای: and salinity

تعداد نتایج: 16830442  

Journal: :international journal of advanced biological and biomedical research 2014
moslem fetri ahmad dargahikhoo mohsen rajabi

a major problem of arid and semi-arid regions is environmental stresses like salinity and drought. to study the effect of artichoke germination under different levels of salinity and drought, two separate experiments were performed. the experimental treatments included different salinity levels of nacl (0, 50, 100, 150 mm) and five drought levels by peg (0, 10%, 15%, 20% and 25%) with three rep...

Journal: :Ecology letters 2012
Leigh C Latta Lawrence J Weider John K Colbourne Michael E Pfrender

One route to genetic adaptation in a novel environment is the evolution of ecological generalisation. Yet, identifying the cost that a generalist pays for the increased breadth of tolerance has proven elusive. We integrate phenotypic assays with functional genomics to understand how tolerance to a salinity gradient evolves, and we test the relationship between the fitness cost of this generalis...

2018
Swati Almeida-Dalmet Carol D Litchfield Patrick Gillevet Bonnie K Baxter

The authors wish to make the following changes to their paper [1].[...].

To evaluate the tolerance to salinity in almond, this factorial experiment was conducted based on completely randomized block design with three replications in greenhouse of Agricultural and Natural Resources Research Center in East Azerbaijan province. The first factor included almond cultivars (Mangha, Nonpareil, Eskandar, Araz and Sahand), and the second factor was salinity levels (electrica...

موحدی دهنوی, محسن, بلوچی, حمیدرضا , جوادی‌پور , زهرا ,

Abstract: Enhanced leaf proline, soluble sugar and soluble protein contents with sever salinity stress can improve stomatal conductance and Relative water content. This can inhibit dry matter depletion due to salinity stress, so can be used for screening of safflower cultivars under salinity stress. To evaluate the changes in leaf proline, soluble sugars, glycinebetaine and protein conte...

ژورنال: علوم آب و خاک 2015
اسفندیارپور, عیسی, شیرانی, حسین, مصلایی, مریم, مظفری, وحید,

Salinity and ions toxicity are one of the main problems of agricultural lands in arid and semi-arid regions, such as Iran. In addition to the salinity problem, some other marks like boron toxicity in crops have been seen in Hossein Abad area as one of the main agricultural regions of Yazd. Therefore, this study intends to evaluate and analyze spatial variability of soil salinity as an aspect of...

2016
Larry P. Atkinson Chester E. Grosch

Interannual salinity variations in North Atlantic Subtropical Mode Water (STMW) are well known although the cause is less well understood. Attempts to model local salinity variation with local evaporation and precipitation have not been successful and some authors invoke advection of low salinity water as the cause. Examination of the STMW and North American river runoff data suggests that runo...

Journal: :پژوهش های زراعی ایران 0
سمیه میرزایی اصغر رحیمی حسین دشتی شهاب مداح حسینی

in order to investigate the effects of supplementary calcium chloride and potassium nitrate on plant growth of ammi (carum copticum l.) in different salinity levels and nutrient solutions (ns), an experiment based on randomized complete block design (rcbd) with factorial arrangement was conducted under greenhouse condition in the faculty of agriculture, vali-e-asr university of rafsanjan, durin...

Journal: :Plant & cell physiology 2014
Meng Wang Lumin Qin Chao Xie Wei Li Jiarui Yuan Lina Kong Wenlong Yu Guangmin Xia Shuwei Liu

Cytosine methylation is a well recognized epigenetic mark. Here, the methylation status of a salinity-tolerant wheat cultivar (cv. SR3, derived from a somatic hybridization event) and its progenitor parent (cv. JN177) was explored both globally and within a set of 24 genes responsive to salinity stress. A further comparison was made between DNA extracted from plants grown under control conditio...

Journal: :Global change biology 2015
Frederick Feyrer James E Cloern Larry R Brown Maxfield A Fish Kathryn A Hieb Randall D Baxter

Estuaries are dynamic environments at the land-sea interface that are strongly affected by interannual climate variability. Ocean-atmosphere processes propagate into estuaries from the sea, and atmospheric processes over land propagate into estuaries from watersheds. We examined the effects of these two separate climate-driven processes on pelagic and demersal fish community structure along the...

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