نتایج جستجو برای: salinity pretreatment

تعداد نتایج: 65342  

2010
franklin a. gondim enéas gomes-filho claudivan f. lacerda José tarquinio prisco andré D. azevedo

The aim of this study was to evaluate the effects of H2O2 on germination and acclimation of maize plants subject to salt stress. Three experiments using BRS3003 seeds, a triple hybrid of maize, were carried out in a growth room and in greenhouse. In the first experiment, H2O2 accelerated the germination percentage of seeds at 100 mM, but not at 500 mM. In the second experiment, the pretreatment...

Seed priming is a common way to increase the speed and uniformity of germination under Under stress and non-stress conditions. The aim of this study was to investigate the effects of different levels of gibberellic , salicylic and ascorbic acid on improvement of germination indices of Zygophyllum atriplicoides under salt stress in laboratory Chemical stimulators used in this study include: 3 le...

Journal: :پژوهش های حبوبات ایران 0
هانیه فیروزی همت اله پیردشتی سید جابر حسینی

nowadays, protection of environment and safe agricultural production are an important aims of the sustainable agriculture. also, in attention to abundance of saline soil and water resources in the country, the present research was designed to evaluate pgpr inoculation effect on some morphological and physiological traits of two green bean plant cultivars under salinity stress conditions. a gree...

2013
Carol Eunmi Lee Wynne E Moss Nora Olson Kevin Fongching Chau Yu-Mei Chang Kelsey E Johnson

Saline to freshwater invasions have become increasingly common in recent years. A key hypothesis is that rates of freshwater invasions have been amplified in recent years by increased food concentration, yet this hypothesis has remained unexplored. We examined whether elevated food concentration could enhance freshwater tolerance, and whether this effect evolves following saline to freshwater i...

Journal: :journal of agricultural science and technology 2012
m. esmaeili adabi a. m. nikbakht a. motevali s. r. mousavi seyedi

common drying systems, including hot air convection, infrared, vacuum and ir-convective were employed to investigate and analyze the drying process of mulberry fruits. to evaluate the effect of pretreatment on the drying phenomenon, samples were pretreated by being subjected to: microwaves, chemical preparation, mechanical as well as blanching approaches. results revealed that the microwave pre...

Journal: :پژوهش های زراعی ایران 0
کیوان فتحی امیرخیز حشمت امیدی سیاوش حشمتی لیلا جعفرزاده

soil and water salinity in arid and semi-arid regions, is one of the most important stresses, can severely limit crop production. black cumin (nigella sativa l.) is annual important herbal plant in rununculaceae family that sense to salinity. this study was conducted to evaluate the effects of the priming on seed germination of black cumin under saline stress. the experiment was carried out as ...

Journal: :journal of food and bioprocess engineering 0
azam abbasi nutrition and food sciences research center, school of nutrition and food sciences, shiraz university of medical sciences, shiraz, iran. hassan afshari jouibari iranian space agency, iranian space research center, institute of mechanics mohammad sarshar iranian space agency, iranian space research center, institute of mechanics sholeh farshadfar iranian space agency, iranian space research center, institute of mechanics

sugarcane bagasse contains cellulose, lignin and hemicellulose, 39-42%, 20-25% and 25-27% respectively. so it is can be used as a sugar source in many processes. lignin and hemicellulose must be removed before hydrolysis of cellulose. several different pretreatment approaches have been studied. the purpose of this research is comparison of acid, ozone and combination of ozone-acid as pretreatme...

Journal: :physiology and pharmacology 0
elias adikwu department of pharmacology, faculty of basic medical sciences, university of port harcourt, choba, rivers state, nigeria brambaifa nelson department of pharmacology, faculty of basic medical sciences, university of port harcourt, choba, rivers state, nigeria obianime wolfe atuboyedia department of pharmacology, faculty of basic medical sciences, university of port harcourt, choba, rivers state, nigeria

introduction: the use of lopinavir/ritonavir (lpv/r) has decreased morbidity and mortality due to human immunodeficiency virus (hiv); however its use could be impaired by hepatotoxicity. therefore, this study was designed to investigate the effects of melatonin (mt) and alpha lipoic acid (ala) on lpv/r-induced hepatotoxicity in male albino rats. methods: rats were divided into groups and treate...

Journal: :international journal of environmental research 2014
m. medina-herrera a. rodríguez-garcía l. montoya-herrera j. cárdenas-mijangos l.a. godínez-mora-tovar

anaerobic digestion is a feasible technology to stabilize the solid waste generated inslaughterhouses obtaining significant quantities of biogas, considered as a clean and renewable fuel. this iswhy it is important to optimize the digestion process in order to eliminate organic matter and maximize theproduction of biogas. in this work, a system was developed for treating slaughterhouse solid wa...

Journal: :تحقیقات مهندسی کشاورزی 0
محمد غلامی پرشکوهی استادیار دانشگاه آزاد اسلامی واحد تاکستان سعید مینایی دانشیار دانشگاه تربیت مدرس علیمحمد برقعی استاد دانشگاه تهران علیرضا بصیری استادیار سازمان پژوهش های علمی و صنعتی ایران

drying is one of the most important steps in raisin processing. during this step, initial moisture content decreases up to 15-17% (db) for suitable storage. achieving optimum drying conditions can affect the processing time and improve raisin quality. temperature, air velocity and pretreatment are important factors in the quality of the grape drying process. in this research, the effect of temp...

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