نتایج جستجو برای: semnan

تعداد نتایج: 929  

Majid Shokrpour, Raana Sharifivash

The physiological and biochemical responses of three ecotypes of Artemisia absinthium L. from Iran were evaluated under salinity conditions. Salinity treatments were made by NaCl with EC of 0, 5, 10 and 15 dS/m.   Physiological and biochemical attributes were measured 30 days after the salt treatments imposed. Highest reduction in the shoot and root fresh weights was observed in the ecotypes of...

Journal: :iranian journal of science and technology (sciences) 2015
b. arastoo

the normalized difference vegetation index (ndvi) derived from the spot 4 satellite has been widely used to monitor moisture-related vegetation condition. the relationship between vegetation and climate index, however, is complex and has not been adequately studied with satellite sensor data. to better understand this relationship, an analysis was conducted on time series of monthly ndvi (1999–...

Journal: :journal of rangeland science 2012
maedeh yousefian khadijeh mahdavi mohammad mahdavi reza tamartash

livestock grazing is one of the most important kinds of land usage that has a high potential to decrease or increase carbon storage in rangeland ecosystem. this research was investigated the effects of enclosure on soil carbon storage in a rangeland with dominant plants of artemisia aucheri. hence, two rangelands of enclosure (shahtappeh-chah mahmood) and no enclosure (chiro) were chosen in sem...

Journal: :desert 0
m. jafari professor, faculty of natural resources, university of tehran , karaj, iran m. biniaz instructor, hormozgan university, bandar abbas, iran e. janfaza msc graduate, faculty of natural resources, university of tehran , karaj, iran m.j. nematolahi instructor, shiraz university, shiraz, iran m. karimpour reyhan associate professor, international desert research center, university of tehran, tehran, iran

relationships between soil factors and vegetation types in playa of damghan was investigated. six vegetationtypes including artemisia.sieberi, arundo. sp, artemisia.sieberi-peganum.harmala, alhagi.cammelerom,artemisia.sieberi-petropyron.sp, tamarix.passerinoides-halocnemum strobilaceum. one bare land was recognized inthe study area and the research was conducted within mentioned types. canopy p...

ژورنال: :مجله گیاهشناسی ایران 2013
سیدمحمد مهدی حمدی مصطفی اسدی

گونه  asparagus touranensisمتعلقبهزیرجنس  asparagopsis  بوده و قرابت و ارتباط آن با زیر گونه asparagus capitatus subsp. gracilis در برگ های خاری قاعده ساقه، شکل کلادود و فرم رویشی است.  تفاوت  این دو تاکسون در محل مفصل دم گل، اندازه کلادود، اندازه دم گل و نسبت دم گل به پوشش گل است. این تاکسون به عنوان گونه ای جدید از ایران گزارش می گردد. این گونه از مناطق مختلف ایران شامل سمنان، خراسان ، خوزستا...

Correction to: Effects of Moderate Treadmill Exercise and Fluoxetine on Spatial Memory and Serum BDNF Levels in an Animal Model of Post-traumatic Stress Disorder     Sakineh Shafia1, Abbas Ali Vafaei2,  Ali Rashidy-Pour2   1 Assistant Professor, Department of Physiology, Faculty of Medicine, Mazandaran University of Medical Sciences, Sari, Iran 2 Research Center of Physiology, Semnan Un...

Journal: :journal of medicinal plants and by-products 0

natural antioxidants have an important role against damage by ros. this research had been carried out about ecological characters, phytochemical and antioxidant activity of capparis spinosa l. in semnan and golestan province. so in much field observation, different parts of c.spinosa were collected from two natural habitats in golestan (200 m) and semnan province (2100 m) during august to septe...

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