impacts of climate on soil systemsand of soil systems on climate
Biological approaches to sustainable soil systems - Part 4 (end) doc
Ngày tải lên :
11/08/2014, 17:21
... Francis Group, LLC Impacts of Climate on Soil Systems and of Soil Systems on Climate 43.3.2.1 631 Use of Biofuels These derive from biomass either for direct combustion or conversion to ethanol or ... impact of climate on soil is its effect on numerous aspects of soil structure The arrangement of soil particles and voids affects the retention and transmission of fluids in soil, the extent of soil ... a strong impact on soil processes include: mean q 2006 by Taylor & Francis Group, LLC Impacts of Climate on Soil Systems and of Soil Systems on Climate 619 Climatic processes Precipitation (P)...
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Báo cáo y học: " Co-evolutionary networks of genes and cellular processes across fungal species" potx
Ngày tải lên :
14/08/2014, 21:20
... the conserved and non-conserved genes (Additional data file 6); a figure that depicts the distribution of the number of annotations per gene for the conserved and non-conserved genes (Additional ... dephosphorylation Negative regulation of transcription from RNA polymerase II promoter, mitotic Small GTPase mediated signal transduction Regulation of transcription, DNA-dependent Cytoskeleton organization ... evolutionary patterns of pairs of GO groups (y-axis) as a function of their distance (the shortest connecting pathway) in the GO network (x-axis) The distribution of correlations in three out of...
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báo cáo tiếng anh thương mại Machinery import activities at Việt NamPhat Co., Ltd Situation and suggestions.doc
Ngày tải lên :
27/10/2012, 16:40
... and internationally is the impact of foreign laws, and international conventions Import contracts and import activities must abide by the laws of the exporting country, the law of a third country ... import contracts), international business practices and international conventions, treaties that the parties participate in The laws and regulations of the exporting country can make the process of ... domestic and international markets include demographic factors, culture, traditions, and natural conditions These factors will affect production practices and consumption habits of each country ...
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Báo cáo y học: "Functional genomics analysis of low concentration of ethanol in human hepatocellular carcinoma (HepG2) cells. Role of genes involved in transcriptional and translational processes"
Ngày tải lên :
31/10/2012, 15:28
... phosphorylation of protein kinases leads to an increased expression of transcription factors including AP1 [19], the effect of low concentration of ethanol on COBRA1 suggests a regulatory effect on transcription ... subunit of the regulatory component of the proteasome Based on the conserved gene expression profile in confluent HepG2 cells in vitro [21], the regulation of genes involved in transcriptional and ... Low concentration of ethanol selectively expresses genes involved in transcriptional and translational processes Figure shows the hierarchical gene expression profile of mM ethanol concentration...
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60 Complex Random Variables and Stochastic Processes
Ngày tải lên :
25/10/2013, 02:15
... (60.42) This last pair of equations motivates us to describe the second-order properties of x(t) with functions of one argument instead of two, namely the autocorrelation function Rxx (τ ) and its ... function for |zi |2 is a simple exponential Equation (60.83) is the N-fold convolution of this exponential density function with itself We often say that q is χ with N complex degrees of freedom ... multivariate distributions for such complex data 60.3 The Multivariate Complex Gaussian Density Function The discussions of Section 60.2 centered on the second-order (correlation) properties of real and...
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Biogeochemical Variability of Vietnamese Coastal Waters Influenced by Natural and Anthropogenic Processes
Ngày tải lên :
27/10/2013, 14:15
... and Son, Tong Phuoc Hoang (2004) Application of remote sensing for interpretation of primary production in Bien Dong (Eastern Sea) Proceedings of International Symposium on GIS-IDEAS 2004, on 16-18 ... (2004) National report of marine pollution comes from inland of Vietnam Center for Marine Environment Survey, Research & Consultation Institute of Mechanics, Ha Noi 136 pp Diego-McGlone, M.L.S., ... hydroelectric power and irrigation purposes also have their impacts on coastal seas On the one hand, retention of sediments in reservoir behind dams reduces the amount of sediments reaching coastal...
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Birth and Death Processes
Ngày tải lên :
26/12/2013, 19:05
... [D(t + h) > j|D(t) = j] = 0, j = 0, 1, Khi D(t) gọi trình hủy với tham số µj , j = 1, 2, , n Trong trình hủy hầu hết kiện xảy thời gian nào, kiện xảy trình đạt trạng thái 0, tức trạng thái trạng ... trình bắt đầu với phần tử: (i = 1) Gọi X1 (t) biến ngẫu nhiên mô tả kích cở trình thời điểm t Trong trường hợp X1 (0) = Đặt: P1j (t) = P [X1 (t) = j|X1 (0) = 1] , ∀j ∈ N Lúc đó, P11 (0) = 1, P1j ... + (j + 1).µ(t).P1,j+1 (t) ∂P1j (t) = ∂t µ(t).P11 (t), j=0 (4.3) Dùng hàm sinh (Generating function) để tìm kỳ vọng phương sai trình sinh hủy tổng quát với tỷ lệ tuyến tính Hàm sinh có dạng: ∞...
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Tài liệu Đề tài " Boundary regularity for the Monge-Amp`ere and affine maximal surface equations " docx
Ngày tải lên :
16/02/2014, 06:20
... solutions of fully nonlinear equations, Ann of Math 130 (1989), 189–213 [3] e ——— , A localization property of viscosity solutions to the Monge-Amp`re equation and their strict convexity, Ann of ... most one uniformly convex solution u ∈ C (Ω)∩ C (Ω) of the second boundary value problem (1.4)–(1.6) Proof Suppose both u1 and u2 are solutions We have, by the concavity of the affine area functional ... transformation that a section of a convex solution is of good shape; that is, it lies between two concentric balls whose radii ratio is controlled This is not possible for sections centered on the...
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Tài liệu Báo cáo khoa học: Brain angiogenesis in developmental and pathological processes: regulation, molecular and cellular communication at the neurovascular interface pdf
Ngày tải lên :
18/02/2014, 11:20
... tone and promote either vasoconstriction [68] or vasodilation [67] In astrocytes, vasoconstriction and vasodilation both require arachidonic acid, but the next step is different The conversion ... the vascular environment of the neural stem cell may contribute to the maintenance and proper differentiation of the stem cell population under certain conditions, with the help of soluble factors ... remains controversial, it seems clear that, at least in vitro, astrocytes help endothelial cells obtain BBB characteristics Regulation of vascular tone in response to neuronal activities One of the...
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Tài liệu Báo cáo khoa học: Brain angiogenesis in developmental and pathological processes: therapeutic aspects of vascular endothelial growth factor doc
Ngày tải lên :
18/02/2014, 11:20
... neuron degeneration In 2001, Oosthuyse et al [18] reported that deletion of the hypoxia-response element of the VEGF-A gene promoter and a reduction in VEGF-A expression cause the degeneration of ... prognosis, it is focused on here Malignant glioma cells show a loss of function in tumor suppressor genes such as PTEN and p53, and the activation of oncogenes such as gene amplification of EGFR in either ... c-myc activation, but the dominant active mutant form of Ras is less frequent Gene amplification and activation of EGFR occur in more than one third of cases, the highest incidence among human tumors...
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Tài liệu Báo cáo khoa học: Brain angiogenesis in developmental and pathological processes: neurovascular injury and angiogenic recovery after stroke docx
Ngày tải lên :
18/02/2014, 11:20
... stroke phase > < Normal conditions > Neuron Neuron Functional dynamics Matrix interactions for cell survival signals Endothelium Glutamate accumulation ionic imbalance Loss of support from endothelium ... Nevertheless, focusing only on intraneuronal mechanisms may lead us to miss many other critical interactions of neurovascular damage (Fig 2) One of the most important facets of early neurovascular ... disruption BBB regulation Fig A schematic summary of the interactions between various elements within the neurovascular unit under normal and diseased conditions after stroke The concept of the...
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Tài liệu Báo cáo khoa học: "Japanese Dependency Parsing Using Co-occurrence Information and a Combination of Case Elements" pdf
Ngày tải lên :
20/02/2014, 12:20
... accuracy of model (d) is comparable to that of our model, we can conclude that the consideration of the syntactic property of a verb does not necessarily improve dependency analysis The accuracy of ... that all the dependency relations are independent of one another It is therefore necessary to also consider such a constraint as a feature for contextual information Uchimoto et al., for example, ... of information: the dependency relation between multiple cases where multiple nouns of the same case not modify a verb, and the co-occurrence of nouns and verbs One way to use such information...
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MORPHOGENESIS THE CELLULAR AND MOLECULAR PROCESSES OF DEVELOPMENTAL ANATOMY pptx
Ngày tải lên :
05/03/2014, 11:21
... direction of spindle orientation and hence the direction of cell growth, the amount of sac contraction, and the symmetry of epithelial drying were, among other factors, part of the genetic control ... invagination is through the constriction of the ring at the base of the plate through the 'purse-string' contraction of actin-containing microfilaments, the expected mechanism for generating constriction ... induction and they provide examples of a directive interaction We will postpone further discussion of the interactions that specify the details of secondary induction until later in this section...
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Health and Safety in Welding and Allied Processes FIFTH EDITION ppt
Ngày tải lên :
06/03/2014, 07:20
... Fluorides Toxic by ingestion, highly irritating Causes pulmonary oedema over a long term Has a chronic effect on bone 2.5 2.5 Iron Inhalation over long periods may cause scarring of the lungs without ... near fluorescent lamps, and as a result of the action of sunlight on polluted air Carbon monoxide Carbon monoxide is produced as a result of incomplete combustion in a gas flame Thus it is likely to ... fitting within the immediate vicinity of the fuel gas store should be of flame-proof construction to avoid ignition of any accidental escape of gas.49 For the same reason, no smoking should be allowed...
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Workforce Planning and Development Processes - A Practical Guide ppt
Ngày tải lên :
06/03/2014, 20:20
... focus only on the positions that are central to the mission’s respective units Such positions may include nonleadership positions (See pp 9, 16–17.) Consistent with AFMC’s concept of operations, ... Elements of Change for Armament Enterprise Product changes Longer-range weapons Smaller, more-accurate weapons Inclusion of data links in weapons Weapons with constant communications with C2ISR Weapons ... Directed-energy weapons Acquisition process changes More integrated system -of- systems acquisitions More joint acquisition directed by Of ce of Secretary of Defense Increased interactions with operations Increased...
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Báo cáo khoa học: BRCA1 16 years later: nuclear import and export processes doc
Ngày tải lên :
06/03/2014, 22:21
... localization of full-length BRCA1 with that of a BRCA1 variant lacking exon 11, resulting in the expression of a 97 kDa protein This comparison demonstrated the presence of a nuclear localization signal ... export of BRCA1 during early S phase is a consequence of the G1 ⁄ S calcium peak Conclusion In this review we have discussed one aspect of BRCA1 regulation – its nuclear to non-nuclear distribution ... fine level of regulation of its nuclear and ⁄ or cytoplasmic functions Tight regulatory control of BRCA1 localization has far-reaching implications Numerous mutations with different functional classifications...
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Dynamics in Human and Primate Societies: Agent-Based Modeling of Social and Spatial Processes pdf
Ngày tải lên :
14/03/2014, 21:20
... respects In a recent consideration of the limits of differential-equation models of social systems, Robert Rosen arrives (for related reasons) at a similarly modest conclusion concerning the appropriate ... 1992:61-62) These adaptations were selected over millions of years in response to the most common conditions that as a group are referred to as the Environment of Evolutionary Adaptation (EEA), which is ... were thrones, Whose table earth—whose dice were human bones Lord Byron, Age of Bronze We accept many definitions for games, most not so grandiose as those of Napoleon treated by Byron Often when...
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Adsorption of heavy metal inons on soils and soil constituents
Ngày tải lên :
15/03/2014, 23:09
... with EDTA Studies of adsorption of Co–NTA onto gibbsite [112] and Pb–NTA onto TiO2 [113] showed that chelation of the metal had only small effects on the adsorption of the metal onto the surface ... metal ions on soils and soil constituents is influenced by a variety of parameters, the most important ones being pH, type and speciation of metal ion involved, heavy metal competition, soil composition ... imperfections in the crystal lattice and the different nature and position of charges on the surface There are two q1 = Fig Adsorption of As(III) on Wyoming bentonite as a function of pH and ionic...
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Effect of sludge processing mode, soil texture and soil ph on metal mobility in undisturbed soil columns
Ngày tải lên :
16/03/2014, 00:07
... cycles of this ongoing study Primary comparisons are among sludge products, soil types and initial pH levels Comparisons are also made between old site Hudson soil and Hudson control soils 3.1 ... control; ^, natural control 336 B.K Richards et al / Environmental Pollution 109 (2000) 327±346 Fig Old site Hudson (OS) and Hudson control (H) soil column percolate and soil pH, plotted by soil ... plots of mean percolate concentrations of most analytes are presented in Figs 6±11 Graphs have similar y-axis scaling to facilitate comparisons among soil treatments Percolate concentrations of...
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Effects of nutrient supply and soil cd con
Ngày tải lên :
16/03/2014, 00:07
... season Leaf N concentration was highest for clone 78183 during the second growing season, while leaf concentration of P did not di er between clones Soil Cd concentration did not have any pronounced ... clones Clone 81090 had higher stem Cd concentrations than clone 78183, independent of harvest occasion The total amount of Cd in the stems was also larger in clone 81090, with the exception of ... of the increase in Cd content of the topsoil The reason that the increase in stem Cd concentration is less than the increase in the topsoil Cd concentration may be that a signiÿcant proportion...
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