historical land use and ecosystem health of the canadian semiarid prairie ecosystem

Managing for Healthy Ecosystems doc

Ngày tải lên : 06/03/2014, 18:21

... Darwin W Anderson Chapter 114 Historical Land Use and Ecosystem Health of the Canadian Semiarid Prairie Ecosystem 1153 Lisa L Dale-Burnett and Darwin W Anderson Chapter 115 Health and Well-Being ... ecosystems, and inevitably the cultures are destroyed as well Clarification of the concept and the role of culture in defining the meaning of healthy ecosystems are central to a number of the themes ... about or view firsthand Historically, the fall of the Mycenaean state and, later the civilization in ancient Greece, paralleled the loss of forests and the impoverishment of the landscape Today’s...

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The Importance of Water and Water Quality in Brewing pptx

Ngày tải lên : 18/03/2014, 00:20

... sulphate, and those of Pilsen (the home of clear lagers – are soft waters Water and Taint Water is a common source of Taints in beer Typically, water is the source of the majority of taints ... by the Utilities operators for point of use suitability The Sustainable Use of Water • • Extreme targets for water usage Reduction of use of water at all non product related water – Re -use of ... measure of the buffering capacity of the bicarbonate ions and, to some extent, the carbonate and hydroxide ions of water These three ions all react with hydrogen ions to reduce acidity and raise...

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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

... the catalyst sites under the land areas of the planar shape Therefore, the planar shape fuel cell leads to a distribution where the maximum is located under the centre of the air inlet area and ... electrode thermal conductivity [W/(m⋅K)]; the term [εβ(Tsolid−T)], on the right hand side, accounts for the heat exchange to and from the solid matrix of the GDL The gas phase and the liquid ... cells This is because of the smaller gradient of the hydrogen concentration distribution at the anode catalyst layer due to the higher diffusivity of the hydrogen The variation of the cathode diffusion...

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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

... biodiversity, the behavior of fauna and flora and change of their genetic diversity The coastal zone accounts for 30% of the area and more than 30% of the human population of Thua Thien - Hue Province ... 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 of ... series of effect of sea level rise, water reduction and increasing demand of water users is expected to be more serious in the future Salinity profile was simulated by the couple of HD and AD...

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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

... smaller is the numerator 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 ... with the groups (BHG and MCG) and the homogeneity of the sample was verified through the Shapiro Wilk test Given the nonnormality of the sample, the Mann-Whitney test was used for checking the ... activity may lessen the severity of stroke, improving quality of life and the capacity for work and leisure, thereby reducing the chances of new strokes and the functional imitations they can bring...

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An assessment of water quality in the Lower Mekong Basin pptx

Ngày tải lên : 06/07/2014, 22:20

... in northeastern Thailand and the Delta There is no strong evidence for transboundary pollution within the LMB (i.e between the Lao PDR and Thailand, the Lao PDR and Cambodia, and Cambodia and Viet ... parts of the Lao PDR, Thailand, Cambodia and Viet Nam (Figure 1.1) The river forms the border between the Lao PDR and Myanmar in the transition zone between the upper and lower basins The Mekong ... environmental health Under the guidance of the Mekong River Commission, the four lower riparian countries (the Lao PDR, Thailand, Cambodia and Viet Nam) have monitored the water quality of the LMB...

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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

... 2006/2007 and 2007/2008 Characteristics of the field research station and methods of the study The field research station was established in 1976 in a mature spruce and beech stand in the district of ... 1995) In winter and in the period of spring melting, overland and lateral flow of water through soil (interflow) was also measured on runoff plots of a size 20 m2 in both stands The presented study ... sites (3 samples from each of the sites) in a spruce and beech stand The depth of the samples was measured, their weight was determined and the snow water equivalent and snow density were calculated...

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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

... tree The base of the living crown was located between 60% and 80% of total tree height and the first visible dry branch was located in 70% of the trees between 45% and 60% of total tree height and ... with the image of the flitch on the screen, the system registered the geometrical outline of the sawing surface, the log pith line and the location, size, shape and quality factor of each knot ... quality zones (sound, dry and rotten) and a set of data for knot pith line and diameters of a series of knot cross-sections [23, 24] The scanned images of all the flitches of the logs from one tree...

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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

... adjacent mature xylem [36] 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 ... the measured wood properties The axis of the dendrometer data is therefore rotated in a way that the radial distances of both measures are plotted on the abscissa Figure gives an example of the ... changes of the cambium Similarly, frequent changes in phloem thickness in the order of days are unlikely and therefore also negligible In addition, the rate of tissue production on the phloem side of...

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Analysis of passive cooling and heating potential in Vietnam

Ngày tải lên : 17/06/2015, 09:05

... Ergonomics of the thermal environment - Analytical determination and interpretation of thermal comfort using calculation of the PMV and PPD indices and local thermal comfort criteria Geneva, 2005 [7] The ... the change of clothing style to suit seasonal weather Figure 2: Comfort zone proposed for Vietnamese and its enlargements The cooler and warmer boundaries of the comfort zone are defined by the ... passive cooling and heating strategies and their combinations The weather in Hanoi is found to be naturally comfortable during only 23.6% of total time of a year whereas in Danang and Hochiminh...

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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

... Ergonomics of the thermal environment - Analytical determination and interpretation of thermal comfort using calculation of the PMV and PPD indices and local thermal comfort criteria Geneva, 2005 [7] The ... the change of clothing style to suit seasonal weather Figure 2: Comfort zone proposed for Vietnamese and its enlargements The cooler and warmer boundaries of the comfort zone are defined by the ... passive cooling and heating strategies and their combinations The weather in Hanoi is found to be naturally comfortable during only 23.6% of total time of a year whereas in Danang and Hochiminh...

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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

... electrode thermal conductivity [W/(m⋅K)]; the term [εβ(Tsolid−T)], on the right hand side, accounts for the heat exchange to and from the solid matrix of the GDL The gas phase and the liquid ... under the land areas is smaller than for the oxygen in cathode side due to the higher diffusivity of the hydrogen Due to the relatively low diffusivity of the oxygen compared with that of the hydrogen, ... directly related to the nature of the electrochemical reactions and represents the magnitude of activation energy, when the reaction propagates at the rate demanded by the current The activation overpotential...

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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

... sequence and the request windows will be generated and deleted in one time unit This will undesirably consume most of the computing capacity of CCU On the other hand, if the value of τ is too large then ... availability and reliability However, it should be noted that the performance of the system is very sensitive to the distribution of the replicas among the nodes This is due to the fact that the cost of ... (3.11) p∈N (0) On the other hand, if we consider the ﬁrst read request from each of the processors in N (0) as a saving-read request, then the rest of the read requests from these processors will...

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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

... for the development of new drugs So far, neither there is information on the propagation and cultivation of the species, nor on the significance of growth conditions for the accumulation of biochemicals ... leaf The comparison of the red and UV excitation quantifies the screening effect due to polyphenols and therefore the content of the latter in the epidermis (modified after Force-A, 2010) The ... one having its own hypothesis, as follows: Higher doses of either N, P, or K in the range of to 150% of the amount in a standard Hoagland solution favor herb and leaf yield of Centella asiatica...

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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

... circulation of ozonated sludge might have been the cause of the deteriorated nitrification performance Then, to reduce the organic carbon loading to the oxic tank, the circulation ratio of the residual ... 70% of the phosphorus in the sludge was solubilized by ozonation, and a large part of the solubilized phosphorus consisted of PO4-P Over 90% of the solubilized phosphorus was absorbed, and the ... internal diameter of 0.2 m and a height of 0.8 m (effective volume of 20 L) The ozonation system received sludge withdrawn continuously from the end of the anoxic tank When the amount of sludge reached...

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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

... consumption and to examine the possible role played by cells and molecules of the immunological system in hepatic injury and repair Understanding the interdependence between the metabolism of iron and ... the cytoplasm of human epithelial cells of the gastrointestinal tract and liver, two central organs in the regulation of iron metabolism [20,21] After their synthesis in the endoplasmic reticulum, ... loading of the liver epithelial cell line HepG2 inﬂuenced the expression of immune regulatory molecules known to function as ligands of selected subsets of T cells, such as MHC class I and II,...

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PROSTHETIC REHABILITATION OF MISSING TEETH AND ORAL HEALTH IN THE ELDERLY pptx

Ngày tải lên : 05/03/2014, 18:20

... quality of prosthetic rehabilitation and its effect on oral health of the elderly Only few studies have been performed on prosthetic rehabilitation of the elderly in Finland The Mini-Finland study ... subjects History of edentulousness and current dentures, use of previous dentures and the quality of the newest dentures as well as the number of dentures used were evaluated The age of current CDs ... growth of Candida albicans on the surface of acrylic resin disks, and found that storing the disks in open air caused a loss of viability and death of Candida albicans Rinsing the dentures in the...

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STAFF REPORT PREPARED FOR THE JOINT COMMITTEE ON WASHNGTON METROPOLITAN PROBLEMS ON SEWAGE DISPOSAL AND WATER POLLUTION IN THE WASHINGTON METROPOLITAN AREA ppt

Ngày tải lên : 06/03/2014, 15:21

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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

... is the ﬁrst demonstration of the presence of RFamide peptides in the brain of any species of agnathans On the basis of the results of phylogenetic analysis and amino acid sequence comparison, the ... regulation of locomotor activity In mammals, in situ hybridization reveals that the nucleus of the solitary tract and dorsal horn of the spinal cord express the highest levels of the mRNA of NPFF, ... RFamide at their C-termini Phylogenetic analysis of the precursors of lamprey PQRFamide peptides and other RFamide peptides Based on the structures of vertebrate RFamide peptides, ﬁve groups of the...

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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

... tích kinh tế vĩ mô chuyên gia tài Bài nghiên cứu ‘’Surfing the Waves of Globalization: Asia and Financial Globalization in the Context of the Trilemma’’ Joshua Aizeman cộng (2010) cho thấy nhìn ... ổn định tỷ giá hối đoái Theo quan điểm khác, kinh tế tích lũy ngoại hối lớn để nhằm phối hợp mục tiêu tỷ giá cố định, sách tiền tệ độc lập, hội nhập tài Ví dụ, quốc gia theo đuổi tỷ giá hối đoái ... làm theo mô hình dùng KOSE cộng (2009), gọi là, mô hình Bình phương cực tiểu thông thường với hiệu ứng cố định hệ thống GMM, mô hình cho bất ổn sản lượng, bất ổn lạm phát, mức độ lạm phát dựa theo...

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