ecosystem level functional changes in breeding bird guilds in the mixed grassland since agricultural settlement
Managing for Healthy Ecosystems doc
Ngày tải lên :
06/03/2014, 18:21
... Hagel, Allan J Cessna, D.G Irvine, and D.L Ledingham Chapter 117 Ecosystem- Level Functional Changes in Breeding Bird Guilds in the Mixed Grassland since Agricultural Settlement .1183 Todd A ... sustainability DEVELOPING THE INDICATORS Management requires information, and information requires both data and understanding Recognition is increasing about the importance of maintaining ecosystem ... concept and the role of culture in defining the meaning of healthy ecosystems are central to a number of the themes within this volume It is particularly prominent in the section on Emerging Concepts...
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The Importance of Water and Water Quality in Brewing pptx
Ngày tải lên :
18/03/2014, 00:20
... by far the most influential mineral in the brewing process Calcium reacts with phosphates, forming precipitates that involve the release of hydrogen ions and in turn lowering the pH of the mash ... chlorides remaining in the water Brewhouse Chemistry Alkalinity in the Brewhouse: Alkalinity is a measure of the buffering capacity of the bicarbonate ions and, to some extent, the carbonate ... buffers in brewing and useful for reducing the pH in mashing and during the hop-boil Chlorides Calcium and magnesium chlorides give body, palate fullness, and soft-sweet flavor to beer The certain...
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A CFD analysis of transport phenomena and electrochemical reactions in a tubular-shaped PEM fuel cell
Ngày tải lên :
05/09/2013, 14:58
... gradients in the membrane One of the main difficulties in managing water in a PEM fuel cell is the conflicting requirements of the membrane and of the catalyst gas diffusion layer On the cathode ... shows the distribution of the temperature (in K) inside the cell for both geometries The result of the both geometries shows that the increase in temperature can exceed several degrees Kelvin near ... calculating the inlet flow rates at the anode and cathode sides An initial guess of the activation overpotential is obtained from the desired current density using the Butler-Volmer equation Then...
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Báo cáo " Impacts of climate change on water resources in the Huong River basin and adaptation measures " pptx
Ngày tải lên :
05/03/2014, 16:20
... Change in salinity intrusion presented in Table As shown in the table, salinity concentration increases over time and goes accordance with magnitude of sea level rise Result also indicates that the ... impacts on the coastal zone in the province include: (1) The shrinking of land and coastal plain due to enlarged wetland and flooded areas in Tam Giang - Cau Hai lagoon would exacerbate the effects ... salinity intrusion during dry season in the Huong River basin due to a series of effect of sea level rise, water reduction and increasing demand of water users is expected to be more serious in...
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báo cáo hóa học:" The influence of the level of physical activity and human development in the quality of life in survivors of stroke" potx
Ngày tải lên :
20/06/2014, 15:20
... index [1] Thus, this study aimed to identify differences in physical activity level and in the quality of life of stroke survivors in two cities differing in human development index ranking in ... and therefore the worse the situation of development Conversely, the closer the observed value is to the maximum value, the better the situation in terms of development The maximum and minimum ... values are defined through the observation of the world tendencies in terms of indicators for the long term, allowing periodic comparisons of the indexes obtained It is noteworthy that there are...
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An assessment of water quality in the Lower Mekong Basin pptx
Ngày tải lên :
06/07/2014, 22:20
... salinities The first is the Khorat Plateau in Thailand, where the natural leaching of rock salt drains via the Nam Mun into the Mekong at Khong Chiam The second is in the Delta, where saline intrusion ... early in the dendrogram The degree of similarity is illustrated by the length of the horizontal line that joins the pair After joining, the mean value for the pair is again compared with the other ... monitored the water quality of the LMB since 1985 (monitoring of the Cambodian component began in 1993) The Mekong River is the longest river in South East Asia, the twelth longest in the world, and the...
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Báo cáo lâm nghiệp: "Analysis of snow accumulation and snow melting in a young mountain spruce and beech stand in the Orlické hory Mts., Czech Republic" pptx
Ngày tải lên :
07/08/2014, 04:20
... the snow melting was reduced at very low air temperatures or quite interrupted in the open area In the final stage of melting in the last decade of April, the snow melting rate in spruce reached ... previous winters the fact that quite a predominating part of water infiltrates to the underlying rock and then drains away without any damage can be considered to be the most important finding These ... stands in the period of spring snow melting It is necessary to remind extremely high precipitation including 450 above-average snowpack parameters in the winter period 2005/2006 If the spring final...
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Báo cáo lâm nghiệp:"Analysis of log shape and internal knots in twenty Maritime pine (Pinus pinaster Ait.) stems based on visual scanning and computer aided reconstruction" pptx
Ngày tải lên :
08/08/2014, 01:21
... position in the log, in the tree and the North and South sawing surfaces The flitches were scanned in VTT using the WoodCimđ inspector scanning system providing RGB (colour component) information ... among the first published for Pinus pinaster Ait Further studies and an increased sampling will allow the gathering of more comprehensive information to be used as a tool for optimising the industrial ... software for the mathematical reconstruction of a log in a 3D system The North-South line drawn on the top of logs before sawing was used as a reference line to join the flitches in their correct...
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Báo cáo khao học: "High-resolution analysis of radial growth and wood density in Eucalyptus nitens, grown under different irrigation regimes" potx
Ngày tải lên :
08/08/2014, 14:20
... of the cycle during which the radius increased until it reached the position observed previously Finally, the “increment” phase was defined as the period during which the stem radius continued ... radius continued to increase until the shrinkage phase commenced in the next diurnal phase [5] By processing the measured data the shrinkage, recovery and increment were resolved into a rate (µm ... Under these conditions, the size of the meristematic cells and the duration of the cell division cycle in these cells determine the rate of cell production Cambial derivatives differentiating into...
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Analysis of passive cooling and heating potential in Vietnam
Ngày tải lên :
17/06/2015, 09:05
... 70% [6] These lines nearly coincide with the lines of constant ET* The lower humidity lever of the comfort zone was fixed at 30% relative humidity since it hardly falls below this value in humid ... inappropriate for Vietnamese since it neglects the adaptation to the humidity of people living in hot humid climate Some computer weather tools also failed to predict comfortable period for the ... 3.2 Passive cooling by Direct evaporative cooling In direct evaporative cooling, water evaporates directly into the airstream, reducing the air’s drybulb temperature and raising its humidity,...
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ANALYSIS OF PASSIVE COOLING AND HEATING POTENTIAL IN VIETNAM USING GRAPHICAL METHOD AND TYPICAL METEOROLOGICAL YEAR WEATHER FILE
Ngày tải lên :
19/06/2015, 10:00
... 70% [6] These lines nearly coincide with the lines of constant ET* The lower humidity lever of the comfort zone was fixed at 30% relative humidity since it hardly falls below this value in humid ... inappropriate for Vietnamese since it neglects the adaptation to the humidity of people living in hot humid climate Some computer weather tools also failed to predict comfortable period for the ... 3.2 Passive cooling by Direct evaporative cooling In direct evaporative cooling, water evaporates directly into the airstream, reducing the air’s drybulb temperature and raising its humidity,...
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Analysis of transport phenomena and electrochemical reactions in a micro PEM fuel cell with nature inspired flow field design
Ngày tải lên :
09/09/2015, 10:17
... with the momentum equations the pressure distribution inside the channels The continuity equation for the gas phase inside the channel is given by; ISSN 2076-2895 (Print), ISSN 2076-2909 (Online) ... calculating the inlet flow rates at the anode and cathode sides An initial guess of the activation overpotential is obtained from the desired current density using the Butler-Volmer equation Then ... laminar fully developed profile where the highest velocity is located at the centre of the channels and this profile is maintained until the end of the channels However, the velocity scale in the...
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Design and analysis of object allocation and replication algorithms in distributed databases for stationary and mobile computing systems
Ngày tải lên :
16/09/2015, 17:11
... research efforts in the computing domain DDBSs evolved as the need for sharing data keeps increasing Further, the rapid proliferation in computer hardware technology coupled with the underlying communication ... is in designing efficient policies to handle on-line requests arriving at the system with a minimum cost and maintain the consistency of multiple replicas of objects in various locations in the ... as to minimize the total servicing cost of the arriving requests The contributions of this thesis are mainly from theoretical standpoint in terms of competitive analysis 1.3 Related Work There...
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Relevance of mineral nutrition and light quality for the accumulation of secondary metabolites in centella asiatica and hydrocotyle leucocephala
Ngày tải lên :
19/11/2015, 16:47
... structure of ()-hinokinin Biosynthesis of the active constituents 4.1 Saponins Pentacyclic triterpene saponins, including the centellosides, are synthesized via the isoprenoid pathway starting with isopentyl ... protein, resulting in (+)-pinoresinol Subsequently, (+)-pinoresinol is reduced via (+)-lariciresinol to ()-secoisolariciresinol The dehydrogenation of ()-secoisolariciresinol leads to ()-matairesinol, ... ()-matairesinol, and finally ()-hinokinin originates from the generation of two methylenedioxy bridges, either via ()-pluviatolide or via ()-haplomyrfolin, depending on the benzene ring on which the first...
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Improvement of nutrient removal and phosphorus recovery in the anaerobic/oxic/anoxic process combined with sludge ozonation and phosphorus adsorption
Ngày tải lên :
05/09/2013, 09:38
... phosphorus was then accumulated in the sludge in the subsequent oxic tank by normal oxygen-utilizing PAOs The residual phosphorus was removed in the final anoxic tank without oxygen Especially in Phase ... Subsequently, reducing the amount of sludge to be ozonated (9.4% of total MLSS in the reactor) improved the nitrification efficiency in Phase Ozonated sludge also acts as nutrient loading in the A/O/A ... concentrations in the effluent and MLSS in the reactor Figure shows the water quality profiles at day 49 (Phase 2), day 78 (Phase 3), and day 147 (Phase 4) In Phase 2, the effluent T-N concentration increased...
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Tài liệu Báo cáo khoa học: Altered expression of CD1d molecules and lipid accumulation in the human hepatoma cell line HepG2 after iron loading pptx
Ngày tải lên :
19/02/2014, 16:20
... background staining (thin lines) Cells were then acquired in a FACScalibur and analyzed using CELLQUEST (A) Histograms show the expression of the molecules studied in HepG2 cells cultured in the absence ... cells growing in normal media already expressed phosphatidylserine in the plasma membrane with a third of these cells also expressing CD1d (Fig 6A, left dot-plot) Interestingly, the increase in phosphatidylserine ... coordinated changes in the expression of the transferrin receptor and ferritin; (b) developed iron accumulation and (c) increased the prooxidant state and the level of oxidatively modified proteins These...
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PROSTHETIC REHABILITATION OF MISSING TEETH AND ORAL HEALTH IN THE ELDERLY pptx
Ngày tải lên :
05/03/2014, 18:20
... albicans Rinsing the dentures in the evening and keeping them overnight in the open air can indeed be the easiest way to carry out "disinfection" (Stafford et al., 1986) However, 10 minute soaking in ... been the most fundamental etiological factor for the dramatic increase in caries among the Finnish children in the beginning of the 1950's (Rytömaa et al., 1980) Not surprisingly, increase in the ... similar to the demographic figures describing the whole Finnish population In Helsinki, 14% of the inhabitants have a university degree compared to 5% in the whole Finland Thus, the original HAS-group,...
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Báo cáo khoa học: Evolutionary origin and divergence of PQRFamide peptides and LPXRFamide peptides in the RFamide peptide family pdf
Ngày tải lên :
07/03/2014, 12:20
... cells expressing lamprey PQRFamide peptide mRNA in the brain must be taken into account when studying the neuropeptide action We therefore characterized the regions in the brain showing the expression ... system [40] These mammalian results indicate that NPFF may be involved in sensory transmission in the spinal cord, including pain systems, autonomic regulation in the medulla, and neuroendocrine regulation ... in the olfactory bulb and the nucleus olfactoretinalis in the Novel lamprey RFamide peptides telencephalon, but is absent in more caudal regions, including the hypothalamus, brainstem and spinal...
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Surfing the waves of globalization - Asia and financial lobalization in the context of the trilemma
Ngày tải lên :
15/03/2014, 11:21
... động đầu kinh tế mức độ lạm phát trung hạn câu hỏi cho nhà phân tích kinh tế vĩ mô chuyên gia tài Bài nghiên cứu ‘’Surfing the Waves of Globalization: Asia and Financial Globalization in the Context ... kinh tế tư nhân ( B ) kinh tế châu ( C) nến kinh tá châu mỹ la tinh ( d) khác Mặc dầu dự án tóm tắt bảng không khớp với thực tế cảu kinh tế tư nhân, tìm vài trường hợp khớp với lập bên Braxin ... hội nhập tài tiền tệ độc lập xu hướng đặc sắc minh chứng kinh nghiệm kinh tế euro Mặt khác, kinh tế thị trường xuất hội tụ theo hướng áp dụng với linh hoạt quản lý tỷ giá hối đoái, trì mức độ trung...
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