نتایج جستجو برای: caviar and meat production. nowadays

تعداد نتایج: 16923461  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده علوم پایه 1389

nowadays, the development of anti cancer drugs is an important subject in pharmacology. bisphosphonates (b.p) are a great choice for design and production of the types of drugs which not only could perform as anti cancer agents but also could inhibit the function of acetyl cholinesterase (ache). ache hydrolyzes the acetylcholine (which is a neurotransmitter in nervous system) using the oh in i...

Journal: :ecopersia 2015
afshin adeli mahya namdar

world production of caviar from the farmed sturgeon has recently so increased that in addition to compensate reduction of natural resources of sturgeon, it has also increased its share in the world market for caviar and its substitutes. although belarus, china and norway are currently considered as the main exporting countries of caviar and its substitutes but, iran solely exports caviar from s...

2012
Phaedra Doukakis Ellen K. Pikitch Anna Rothschild Rob DeSalle George Amato Sergios-Orestis Kolokotronis

BACKGROUND The international wildlife trade is a key threat to biodiversity. Temporal genetic marketplace monitoring can determine if wildlife trade regulation efforts such as the Convention on International Trade in Endangered Species (CITES) are succeeding. Protected under CITES effective 1997, sturgeons and paddlefishes, the producers of black caviar, are flagship CITES species. METHODOLOG...

Journal: :journal of agricultural science and technology 2010
s. rezvani gilkolaie

samples from five sturgeon species including persian sturgeon (acipenser persicus), russian sturgeon (a. gueldenstaedti), great sturgeon (huso huso),ship sturgeon (a. nudi-ventris) and stellate sturgeon (a. stellatus) were collected from the south caspian sea. dna was extracted from the fins, eggs and skeleton muscle of the five species. rapd markers were used for identifying different kinds of...

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In the present study, the fishing status and production of caviar from wild sturgeon as well as the stocks rehabilitation of these species in the Caspian Sea have been analyzed over the past few years. Unfortunately, due to certain reasons such as overfishing and poaching, destruction of spawning areas and natural habitats, environmental pollution and reduced the number of released juveniles st...

Journal: :IOP conference series 2023

Abstract Sturgeon aquaculture is an important continuously developing sector within freshwater and its sustainability one of the most pressing matters nowadays. Thus, urge to apprehend mechanics sturgeon growth in captivity as well nature immediate importance, considering increase customers’ requests for captive-grown meat, caviar, adjacent by-products. The present study evaluates several canon...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - پژوهشکده مهندسی فرایند 1395

abstract: mineral scaling in oil and gas production equipment is one of the most important problem that occurs while water injection and it has been recognized to be a major operational problem. the incompatibility between injected and formation waters may result in inorganic scale precipitation in the equipment and reservoir and then reduction of oil production rate and water injection rate. ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده مدیریت و اقتصاد 1391

abstract nowadays, industries cannot play a crucial role in national and international competitions. the tourism industry is no exception. tourism industry development as the most important economic sector and income generation is one of the key challenges of economic development in the world. therefore, countries were successful that take advantage of the capabilities of tourism sector using ...

Journal: :بهره برداری و پرورش آبزیان 0
سید امین میر هاشمی رستمی مرکز تحقیقات ذخایر آبزیان آبهای داخلی گرگان کوروش امینی مرکز تحقیقات ذخایر آبزیان آبهای داخلی گرگان فاطمه خانی دانشجوی دکتری رشته شیلات، تکثیر و پرورش آبزیان. دانشگاه علوم کشاورزی و منابع طبیعی گرگان حامد کلنگی میاندره گروه شیلات، تکثیر و پرورش آبزیان، دانشگاه علوم کشاورزی و منابع طبیعی گرگان

sturgeons in the caspian sea due to its unique characteristics in terms of economic and social in caspian countries have a high economic value at the national and even international levels. persian sturgeon (acipenser persicus) is considered one of the most valuable caspian sea fishes in terms of restocking, caviar and meat production. nowadays, the possibility of persian sturgeon proliferation...

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