منابع مشابه
A Biological Indicator for Soil Quality
There is a growing interest in instruments to assess the present and to predict the future performance of ecosystems that are or may be influenced by human activities.
متن کاملA global indicator for biological invasion.
"Trends in invasive alien species" is one of only two indicators of threat to biodiversity that form part of the Convention on Biological Diversity's (CBD) framework for monitoring progress toward its "2010 target" (i.e., the commitment to achieve by 2010 a significant reduction in the current rate of biodiversity loss). To date, however, there is no fully developed indicator for invasive alien...
متن کاملan examination of developmental dyslexia among iranian efl second graders
چکیده رساله/پایان نامه: این تحقیق جهت بررسی تاثیر نارسا خوانی در یادگیری زبان انگلیسی به عنوان زبان خارجه در میان دانش اموزان ایرانی مقطع دوم راهنمایی طراحی شده است. ده نفر از دانش اموزان ایرانی مقطع دوم راهنمایی و ده نفر از دانش اموزان غیر نارسا خوان همان مقطع برای انجام این تحقیق انتخاب شدند. تمام شرکت کنندگان توسط ازمون زبان انگلیسی ای که برای این هدف ساخته شده و متشکل از بخشهای خواندن ام...
15 صفحه اولEvaluation of new technique of sterilization using biological indicator
Background A novel technique of sterilization of endodontic files is introduced in this article. Aims Newly introduced sterilization unit, named "SteriFast" is compared with autoclave and glass bead sterilizer using biological indicator. Materials and Methods Spore strips of Bacillus pumilus were cultured in nutrient broth. This cultured media was used to contaminate the experimental sample...
متن کاملEvaluating the Environmental Flow of Beshar River, Using Tennant's Hydrological Method Based on the Biological Requirements of Indicator Fishes
Environmental flow of the Beshar River was evaluated using Tennant's hydrological method, the comparison of the depth and speed of the water in the transverse sections of the river, and the needs of indicator fish species in different stages of the life cycle. Field samplings were conducted in October and January 2021 to monitor the status of fishes in the Beshar River and to collect cross-sect...
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ژورنال
عنوان ژورنال: JAPANES JOURNAL OF MEDICAL INSTRUMENTATION
سال: 1978
ISSN: 0385-440X,1881-4875
DOI: 10.4286/ikakikaigaku.48.3_121