نتایج جستجو برای: environmental deterioration

تعداد نتایج: 401378  

Journal: :Revista ecnomia del Caribe 2022

This paper work aims to contribute the debate on relations between environmental deterioration and development in Latin-American countries. It is argued that style a country presents pattern of corresponded. Two sources closely linked characteristics most countries were identified ECLAC's literature: structural heterogeneity type international insertion. regions selected which present substanti...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم انسانی 1393

this thesis aims at putting together two of the vestest areas of study there is in humanities: bioethics and literature. the two novels in question, oryx and crake and the year of the flood, are considered as some of the most succssful examples of spculative fiction. in these novels the biological and environmental issues raised as looked at from a bioethics point of view.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید بهشتی - دانشکده علوم اقتصادی و سیاسی 1387

چکیده ندارد.

Journal: :علوم گیاهان زراعی ایران 0
فاطمه السادات حسینی خواه دانشجوی کارشناسی ارشد، دانشکدة کشاورزی، دانشگاه بیرجند سهیل پارسا استادیار، دانشکدة کشاورزی، دانشگاه بیرجند رضا توکل افشاری استاد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج مجید جامی الاحمدی استادیار، دانشکدة کشاورزی، دانشگاه بیرجند علیرضا اسماعیلی دانشجوی دکتری، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج

abstract seed deterioration of seed is one of the most important limiting or even hindering factors in germination. the main purpose of this study was to determine the effects of salicylic acid and gibberellic acid hormonal on improvement and prevailing seed deterioration in two sesame cultivars. this studywere carried out at the department of agronomy and plant breeding seed laboratories of co...

Journal: :Univeristy of Chitral journal of linguistics and literature 2022

The paper tries to answer, how western corporations are responsible for land deterioration and environmental damage under the guise of development. It brings forth neocolonial forces into limelight that have caused ecological damage. study is guided by postcolonial eco- critical model Huggan Tiffin (2010). assert intertwined correlation among violence, marginalization indigenous groups, destruc...

Physiological and biochemical changes during sunflower seed deterioration were studied during incubation for 2, 4, 6 and 8 days at 43 °C and a relative humidity of 100%. Parameters such as germination percentage, germination rate, seedling length, seedling vigor and protein decreased whereas electrical conductivity, fatty acids and lipid hydroperoxides increased during seed deterioration. Incre...

Journal: :Revue scientifique et technique 1991
S N Chen

During the past decade aquaculture has expanded very rapidly in Asia. Extensive, semi-intensive and especially intensive systems are currently in use. These systems require careful management to avoid deterioration of the environment and mass mortality of cultured species. Taking shrimp culture as an example, the author discusses the major environmental factors which affect the health of aquati...

2007
Jin Hong Xiumei Guo Dora Marinova Dingtao Zhao

Water crisis is one of the greatest environmental challenges that China is currently facing. Since the 1970s lakes and rivers in China have been undergoing increasing water deterioration. By the 1990s some main water basins have been seriously polluted causing China’s central government to initiate the so-called “three rivers and three lakes” (Liaohe, Huaihe and Haihe rivers, and Taihu, Chaohu ...

Journal: :Notes and records of the Royal Society of London 2005
Michael Bulmer

Wallace's 1858 paper 'On the tendency of varieties to depart indefinitely from the original type' is often thought to present a theory of natural selection identical with that of Darwin. Examination of Wallace's argument shows that it is different from Darwin's because Wallace thought that an inferior variety could coexist with a superior variety until environmental deterioration forced the ext...

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