نتایج جستجو برای: reduced when salinity level increased but

تعداد نتایج: 4530500  

Salinity is one of the most important restricting factors for plant growth and production around the world. The use of plant growth regulators has been expanded for improving salt tolerance in recent decades. In this investigation the effect of gibberellic acid (GA) and paclobutrazol (GA inhibitors) were evaluated for ameliorating negative effects of salt stress in sweet sorghum. After germinat...

Ali Reza Sarkaki, Zahra Soltani, Abdoreza Sabahi, Gholamreza Sepehri, Mohammad Khaksari Hadad, Sohrab Hajizadeh,

Introduction: Following a traumatic brain injury (TBI), the excessive release of proinflammatory cytokines is major cause of cerebral edema that can cause permanent neuronal loss. This study examined the changes in brain concentrations of proinflammatory cytokines IL-1, IL-6, TNF-α and TGF- after different doses of estrogen or progesterone treatment in brain-injured rats at 6 and 24 h post...

2014
Sajid Hussain Muhammad Anwar-ul-Haq Zeeshan Akram Muhammad Afzal Imran Shabbir Shahbaz Hussain

A pot culture experiment was conducted to estimate the behavior of maize under saline soil conditions in the wire house of Institute of Soil and Environmental Sciences, University of Agriculture Faisalabad. There were three treatments with different levels of salinity and equal amount of Ammonium Nitrate (NH4NO3) in all pots including control was applied to three genotypes of Hybrid Maize i.e. ...

رونقی , عبدالمجید, مظلومی, فرهاد , کریمیان, نجفعلی ,

Abstract Optimum level of calcium (Ca) in saline soils is a critical factor in controlling the toxic effect of some ions, especially in plants sensitive to sodium (Na) and chlorine (Cl) damage. To evaluate the effect of salinity and supplementary calcium (S-Ca) on vegetative growth, fruit yield and concentration of some nutrients in roots, shoots, and fruits of strawberry (Fragaria ananaassa D...

Journal: Desert 2020
H. Azarnivand, H.R. Naseri, M. Jafari, M.A. Zare chahoki Sh. Yousefi Khanghah

Rangelands are very diverse, and they spread from low vegetation desert areas to those with more rainfall and more cover In saline and desert areas, there are many restrictions on vegetation establishment, hence the use of amendments. The study area is located south of Nazarabad city in Alborz province, Iran. In this study, different amendments, such as mineral biochar, arbuscular mycorrhiza fu...

2015
Hongyan Wang Xiaoli Tang Honglei Wang Hongbo Shao

Effects of salinity on growth and physiological indices of Kosteletzkya virginica seedlings were studied. Plant height, fresh weight (FW), dry weight (DW), and net photosynthetic rate (Pn) increased at 100 mM NaCl and slightly declined at 200 mM, but higher salinity induced a significant reduction. Chlorophyll content, stomatal conductance (Gs), intercellular CO2 concentration (Ci), and transpi...

2017
Joseph K Sagers Blair L Waldron Joseph Earl Creech Ivan W Mott Bruce Bugbee

Halogeton (Halogeton glomeratus) is an invasive species that displaces Gardner's saltbush (Atriplex gardneri) on saline rangelands, whereas, forage kochia (Bassia prostrata) potentially can rehabilitate these ecosystems. Salinity tolerance has been hypothesized as the predominant factor affecting frequency of these species. This study compared relative salinity tolerance of these species, and t...

2015
Jorge F. S. Ferreira Monica V. Cornacchione Xuan Liu Donald L. Suarez

Although alfalfa is moderately tolerant of salinity, the effects of salinity on nutrient composition and forage parameters are poorly understood. In addition, there are no data on the effect of salinity on the antioxidant capacity of alfalfa. We evaluated four non-dormant, salinity-tolerant commercial cultivars, irrigated with saline water with electrical conductivities of 3.1, 7.2, 12.7, 18.4,...

Journal: :Comparative biochemistry and physiology. Toxicology & pharmacology : CBP 2009
Sebastián E Sabatini Gabriela Chaufan Angela B Juárez Isis Coalova Laura Bianchi María R Eppis María del Carmen Ríos de Molina

We analyzed the dietary copper effects in the estuarine crab Neohelice (Chasmagnathus) granulata and its interaction with water salinity. Crabs were maintained at 2 per thousand and 30 per thousand salinity for 5 weeks and they were fed with commercial food supplemented with the green alga Scenedesmus vacuolatus previously exposed to copper. No mortalities were observed, but crabs maintained at...

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