نتایج جستجو برای: protect and preserve genetic resources

تعداد نتایج: 16917561  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان 1389

implicit and unobserved errors and vulnerabilities issues usually arise in cryptographic protocols and especially in authentication protocols. this may enable an attacker to make serious damages to the desired system, such as having the access to or changing secret documents, interfering in bank transactions, having access to users’ accounts, or may be having the control all over the syste...

Journal: :علوم گیاهان زراعی ایران 0
سیده زهرا طباطبایی پور دانشجوی کارشناسی ارشد اصلاح نباتات، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران احمد معینی دانشیار، دانشکدة کشاورزی، دانشگاه تربیت مدرس، تهران محمد صادق ثابت استادیار، دانشکدة کشاورزی، دانشگاه تربیت مدرس، تهران

because of the importance of iranian rice germplasm and its application in the rice breeding programs and international genetic resources exchanges, some researches are necessary to preserve these valuable genetic resources. for this purpose, the cryopreservation of the biological samples in liquid nitrogen at -196 °c can be used. in this research, the cryopreservation of the zygotic embryos of...

Journal: :Science 2021

China has at least 30 oyster species, all of which provide valuable ecosystem services. Oysters’ filter feeding habit reduces suspended particles and nutrients. One hectare reef can clean a volume water equivalent to nearly 15 Olympic swimming pools daily. excrement stimulate denitrification by removing nitrogenous organic matter, helping mitigate eutrophication. Natural reefs habitat for many ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم اجتماعی و اقتصادی 1389

abstract nowadays, the science of decision making has been paid to more attention due to the complexity of the problems of suppliers selection. as known, one of the efficient tools in economic and human resources development is the extension of communication networks in developing countries. so, the proper selection of suppliers of tc equipments is of concern very much. in this study, a ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده الهیات و معارف اسلامی شهید مطهری 1393

murder of wife during adultery: if a man sees his wifes adultery with another man, he can kill both of them. and he is not guilty in this murder. this sentence is the opinion of imami jurists and numerous comments on this issue are the main reasons for the sentence. that is the opinion of the sunni jurists too. murder of wife and the stranger man are permitted. but in contrast to these views, ...

2011
R. VINOTH S. SIVASANKAR

Trust and security have prevented businesses from fully accepting cloud platforms. To protect clouds, providers must first secure virtualized datacenter resources, uphold user privacy, and preserve data integrity. It is suggested using a trust-overlay network over multiple data centers to implement a reputation system for establishing trust between service providers and data owners. Data colori...

Journal: :Sociologia Ruralis 2021

Origin food schemes (OFS) aim to protect and promote a unique product resulting from specific place know-how whose qualities are objectified in the specifications. This paper explores standardisation effects of OFS on diversity local practices knowledge by analysing emergence specifications four origin cheeses recognised as Geographical Indications Slow Food Presidia (Chefchaouen goat cheese Mo...

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