نتایج جستجو برای: summer and autumn are almost similar each other

تعداد نتایج: 17041708  

Journal: :Cardiovascular Therapy and Prevention 2023

Hereditary angioedema is a rare (1:50,000) hereditary chronic disease from the group of primary immunodeficiencies, which manifests in form recurrent skin and mucous membrane edema respiratory tract gastrointestinal tract. Pathogenesis this are associated with an increased risk number cardiovascular pathologies, complexity management choosing optimal treatment methods. This case report demonstr...

Journal: :اکو هیدرولوژی 0
زهرا نعیمی کلورزی دانش آموختۀ کارشناسی ارشد مهندسی منابع آب، دانشگاه علوم کشاورزی و منابع طبیعی گرگان خلیل قربانی دانشیار گروه مهندسی آب، دانشگاه علوم کشاورزی و منابع طبیعی گرگان میثم سالاری جزی استادیار، گروه مهندسی آب، دانشگاه علوم کشاورزی و منابع طبیعی گرگان امیر احمد دهقانی دانشیار گروه مهندسی آب، دانشگاه علوم کشاورزی و منابع طبیعی گرگان

physiographic characteristics and climatic conditions are factors which contributing to river flow regime and understanding of relations between these factors and river flow in a basin result in its application for the ungauged sub-basins river flow prediction. in this research the relation between physiographic and climatic parameters of golestan province and rivers flow were examined by appli...

2013
Olga Babanazarova Sergey Sidelev Svetlana Schischeleva

Background: The permanent dominance of Planktothrix-like сyanobacteria has been often reported for shallow eutrophic\hypertrophic lakes in central Europe in summer\autumn. However studies on phytoplankton growth under ice cover in nutrient-rich lakes are very scarce. Lake Nero provides a good example of the contrasting seasonal extremes in environmental conditions. Moreover, the ecosystem under...

2013
Olga Babanazarova Sergey Sidelev Svetlana Schischeleva

BACKGROUND The permanent dominance of Planktothrix-like сyanobacteria has been often reported for shallow eutrophic\hypertrophic lakes in central Europe in summer\autumn. However studies on phytoplankton growth under ice cover in nutrient-rich lakes are very scarce. Lake Nero provides a good example of the contrasting seasonal extremes in environmental conditions. Moreover, the ecosystem underw...

Journal: :Ecology 2009
Bert Hidding Bart A Nolet Thujs De Boer Peter P De Vries Marcel Klaassen

The degree to which vertebrate herbivores exploitatively compete for the same food plant may depend on the level of compensatory plant growth. Such compensation is higher when there is reduced density-dependent competition in plants after herbivore damage. Whether there is relief from competition may largely be determined by the life-history stage of plants under herbivory. Such stage-specific ...

2005
Joseph M. Dirnberger Jason Weinberger

Dirnberger, J. M. and J. Weinberger. 2005. Influences of lake level changes on reservoir water clarity in Allatoona Lake, Georgia. Lake and Reserv. Manage. Vol. 21(1):24-29. In Allatoona Lake (Georgia USA), secchi transparency (measured every 2 to 4 weeks during a Phase I U.S. EPA Clean Lakes Study) was typically 5to 8fold greater in summer than late autumn and winter. The intensity of storms i...

Journal: :Plant & cell physiology 2010
Leonid V Savitch Alexander G Ivanov Marianna Krol David P Sprott Gunnar Oquist Norman P A Huner

Second year needles of Lodgepole pine (Pinus contorta L.) were exposed for 6 weeks to either simulated control summer ['summer'; 25 °C/250 photon flux denisty (PFD)], autumn ('autumn'; 15°C/250 PFD) or winter conditions ('winter'; 5 °C/250 PFD). We report that the proportion of linear electron transport utilized in carbon assimilation (ETR(CO2)) was 40% lower in both 'autumn' and 'winter' pine ...

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

abstract: country’s fiber optic network, as one of the most important communication infrastructures, is of high importance; therefore, ensuring security of the network and its data is essential. no remarkable research has been done on assessing security of the country’s fiber optic network. besides, according to an official statistics released by ertebatat zirsakht company, unwanted disconnec...

Journal: :Revista de biologia tropical 2003
Thomas A McGrath Garriet W Smith

Coral patch reefs around San Salvador Island, Bahamas have been monitored with the aid of Earthwatch volunteers three times a year since 1992. During that period two significant mass bleaching events occurred: autumn 1995, and late summer 1998. Elsewhere in 1995, bleaching was caused by higher-than-normal summer sea temperatures; in San Salvador, however, temperatures were normal. In 1998 a pro...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1392

the issue of curriculum and syllabus evaluation and revision has been in center of attention right from when curriculum came into attention of educational institutions. thus everywhere in the world in educational institutions curricula and syllabi are evaluated and revised based on the goals, the needs, existing content, etc.. in iran any curriculum is designed in a committee of specialists and...

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