نتایج جستجو برای: water level changes

تعداد نتایج: 2302768  

2008
Hisamichi Nobuoka Nobuo Mimura

Brackish water lake is home of peculiar organisms, as its salinity is middle of those of sea and fresh water. Its salinity changes sensitively with sea level, river flow rate and lake topography. Hinuma Lake is one of brackish water lakes in Japan and connects with the Pacific Ocean through a tributary and a major river. Therefore the inflow process of salt water to the lake is very complex. Th...

2015
Paige E. Newby Bryan N. Shuman Jeffrey P. Donnelly Kristopher B. Karnauskas Jeremiah Marsicek

Geophysical and sedimentary records from five lakes in Massachusetts reveal regionally coherent hydrologic variability during the Holocene. All of the lakes have risen since ~9.0 ka, but multicentury droughts after 5.6 ka repeatedly lowered their water levels. Quantified water level histories from the three best-studied lakes share >70% of their reconstructed variance. Four prominent low-water ...

Journal: :Alcohol and alcoholism 2005
Marcus Richards Rebecca Hardy Michael E J Wadsworth

AIMS Cross-sectional studies suggest that alcohol consumption benefits cognitive function. However, more longitudinal studies are required to confirm that alcohol has an effect on cognitive change and to rule out the possibility that those of higher ability engage in a lifestyle that protects against cognitive decline. METHODS We investigated the association between self-reported alcohol cons...

Journal: :IEEE Trans. Geoscience and Remote Sensing 2001
Douglas E. Alsdorf Laurence C. Smith John Melack

We find that interferometric processing of repeat-pass L-HH-band shuttle imaging radar (SIR-C) data reveals centimeter-scale changes in the elevations of water surfaces within flooded vegetation. Because radar pulses reflect specularly from the water surface, interferometric observations of open water are incoherent. However, within flooded forests and inundated shrubs, the L-band radar pulse p...

Journal: :مجله علوم تکثیر و آبزی پروری 0
مهسا محمدی زاده mahsa mohammadizadeh tehran branchواحد تهران مهدی شمسایی mehdi shamsaei tehran branchواحد تهران یاسر عبداله تبار yasser abdollahtabar tehran branchواحد تهران

considering the lack of sufficient fresh water resources for aquaculture and at the same time the pollution of fresh water through the process of fish farming, a project was carried out within 15 days to survey the effects of water flow increment on rainbow trout culture by reusing the outlet effluent under a complete random design with 4 treatments and 3 replicate. the water quality factors in...

2015
Hongbo WU Ninglian WANG Xi JIANG Zhongming GUO

Water level fluctuations of inland lakes are related to regional-scale climate changes, and reflect variations in evaporation, precipitation and glacier meltwater flowing into the lake area in its catchment. In this paper, Ice, Cloud and land Elevation Satellite (ICESat) altimeter data and Landsat imagery (2002–09) are used to estimate Nam Co lake (Nyainqentanglha range, Tibetan Plateau) water ...

Journal: :Journal of personality and social psychology 1971
G P Koocher

2017

Discussion: A large part of both clinical and subclinical lesions found in our daily work are benign and correspond with fibrocystic changes (FCC). This entity is complex and part exhibit traits that define characteristically in MRI and diagnose correctly, but there is another small group of changes that can take the image aspect of cancer. From a complex case, we review the main aspects of the...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
داریوش حیاتی دانشیار بخش ترویج و آموزش کشاورزی دانشگاه شیراز زیبا نجفی قرقانی کارشناس ارشد شرکت مهندسی مشاور پوراب فارس

nowadays, many governments have found that the main cause of water crises in agricultural sector related to neglecting farmers’ role in irrigation and drainage networks management. water users association has been considered in order to transferring irrigation management to local beneficiaries. if farmers' opinion toward such transferring don't be investigated, it may lead to failure....

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1390

objective: the objective of this study was to investigate the invitro fluoride release of four new self-adhesive resin cements; set (sdi, australia), breeze (pentron, usa), embrace wetbond (pulpdent, usa), g-cem (gc, japan) and to assess the bonding performance of these self-adhesive resin cements for bonding of orthodontic brackets. materials and methods: for fluoride release experiment, six ...

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