نتایج جستجو برای: dorema aucheri
تعداد نتایج: 559 فیلتر نتایج به سال:
background and objectives: dorema ammoniacum d. don (apiaceae) is a monocarpic plant endemic to central iran. the gum resin of this species is a known therapeutic agent in iranian, indian and western traditional medicines. the aim of the present study was to investigate essential oil constituents and evaluation of antioxidant and antibacterial activities of the essential oils and extracts of d....
epizoochory and endozoochory are well-known mechanisms by which seeds are dispersed by animals. since, livestock gather around the watering-points to rest and drink, we expected to find that seeds would be frequently moved to the areas surrounding watering-points, resulting a higher soil seed density (and diversity) closest to the water. we investigated this issue by assessing soil seed bank de...
background artemisia aerial parts are well known for antimicrobial activities including anti malaria. objectives this study was carried out to evaluate the antimicrobial activity and chemical composition of essential oil from the seeds of artemisia aucheri boiss (asteraceae). materials and methods essential oil was extracted from the powdered seeds of artemisia aucheri by hydrodistillation. ant...
ارزیابی تغییرات ایجاد شده در اکوسیستمهای مرتعی پس از اجرای عملیات احیا برای تعیین اثرات مثبت یا منفی پروژه ضروری میباشد. این مطالعه به بررسی اثر عملیات مختلف احیای بیولوژیک بر ترکیب و تنوع گونهای پوشش گیاهی در مراتع نیمهاستپی زاگرس واقع در استان کهگیلویه و بویراحمد پرداخته است. نمونهبرداری از پوشش گیاهی در سه منطقه نهالکاری، کپهکاری و چرای شدید (شاهد) به طور تصادفی- سیستماتیک با استقرار ...
treatment of soils contaminated with heavy metals using plant species is a method which has been widely used in thepast. this method, which is known as phytoremediation, has been applied for pollution treatment using different plantspecies worldwide. the method has been used for remediation of various types of pollutants in laboratory, pilot andindustrial scales. the aim of this study was to co...
Background & Aim:Dorema ammoniacum D. Don. (ammoniac plant) belongs to Apiaceae family and Dorema genus. It is one of the most important endemic medicinal plants in its family which grows in the arid and semi-arid areas in the regions of Iran and some of the Asian countries such as Turkmenistan, Afghanistan, Pakistan and India. This study was carried...
In order to determine the effect of climatic factors on distribution of Artemisia aucheri and Artemisia sieberi in Isfahan province, thirty nine most important climatic elements in ecological condition of these species were selected. Using a factor analysis method, the most important factors in distribution of these species were determined. These factors which cover 92.3% of the total variance ...
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