نتایج جستجو برای: sensitive cultivars salt stress was applied from anthesis by irrigation water at ec 15 dsm

تعداد نتایج: 11533755  

Journal: :Journal of Plant Nutrition and Soil Science 2023

Abstract Background In arid and semiarid countries, grain yield of maize is increasingly impaired by soil salinity. Beside amelioration, the development salt‐resistant cultivars a possibility to enhance crop on salt‐affected soils. Aims This study aimed at testing performance in field hybrids soil. addition, planting density was optimized under saline conditions. Methods Four ( Zea mays L. SR‐0...

Journal: :desert 2013
h. abbasdokht m.r. edalatpisheh

in order to study of the effect of priming and salinity on physiological and chemical characteristics of wheat(triticum aestivum l.), an experiment was carried out at the experimental farm of shiraz university. results showedthat primed plants significantly reduced its gas exchanges by accelerating senescence under a series of salt stress,which became more serious along with the increasing of s...

Journal: :Tarim Bilimleri Dergisi-journal of Agricultural Sciences 2022

Almond production is concentrated in semi arid regions where fresh surface water supplies are increasingly scarce and ground waters often salinized. In drought years growers have to restrict application, either stressing the trees with inadequate or adding saline reducing stress but causing salt stress. Tree response combined critical management decisions there little no information at this tim...

شاکری, احسان, طباطبایی, سید علی,

In order to study the effect of drought stress on qualitative and quantitative traits of sunflower cultivars and use of drought tolerance stress to determine the most tolerant cultivar to drought stress, this experiment was conducted on six cultivars of sunflower under two irrigation regimes (normal irrigation and drought stress) at agricultural and natural resources center of Yazd in 2010. The...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی علوم پایه زنجان - دانشکده فیزیک 1392

in the first part of this thesis we explored wetting and its dynamics for small droplets. first, we showed how a simple feature of water droplets on a surface, i.e. laplace pressure, can be exploited to build a micropump. we investigated capillary pumping in microchannels both experimentally and numerically. putting two droplets of different sizes at the in/outlet of a microchannel, will ge...

2007
A. A. Alsadon M. A. Wahb-allah S. O. Khalil

Twenty locally grown tomato cultivars were evaluated for their in vitro heat tolerance. Leaf discs were collected during vegetative, flowering and fruiting stages and incubated in water bath at 40°C for 1, 2 and 3 hours. Electrical conductivity (EC) was measured as an indication of cell injury due to electrolytes leakage. The results indicated that cultivars can be classified into three groups ...

Journal: :بوم شناسی کشاورزی 0
سید حسام موسوی جواد وفابخش رضا صدرآبادی حقیقی

water deficit is a major factor influencing yield of canola (brassica napus l.) seed yield and oil content. a field experiment was conducted during 2010 growing season in the agriculture research station of torogh, mashhad, iran to evaluate responses of canola cultivars to limited water. experimental design was rcbd pattern with three replications. treatments were two irrigation regimes (based ...

The Fig (Ficus carica.L) is a woody perennial crop, cultivated worldwide in subtropical regions. Since, salinity is the main concern of fig industry, therefore, studying the pattern of ion absorption and accumulation contribute during the stress in different plant organs can lead understanding the mechanism of tolerance/sensitivity. So, during 2016-2017, seven fig cultivars (‘Sabzʼ, ‘Siyahʼ, ‘S...

Journal: :Agronomy 2021

Salinity may strongly influence the interaction between plant roots and surrounding soil, but this has been poorly studied for sodium sulfate (Na2SO4). The aim of study was to investigate effect chloride (NaCl) Na2SO4 salinities on soil chemical properties as well rice physiological- yield-related parameters two contrasted cultivars (V14 (salt-sensitive) Pokkali (salt-resistant)). Pot experimen...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1390

one very decisive factor in students’ academic destiny is the result they get at final term examinations. because of its importance, both students and teachers are curiously anxious about them. as normally it is the case, these final term tests are prepared hurriedly in short time by teachers which result in students’ dissatisfaction, complaining on how the test was different from their expecta...

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