variation in extent of absorption
Báo cáo hóa học: " Variation in rates of early development in Haliotis asinina generate competent larvae of different a" pptx
Ngày tải lên :
21/06/2014, 19:20
... three independent fertilizations Figure Variation in the rate of third cleavage revealed by nuclear staining (A - F) Propidium iodide staining of early H asinina embryos allowed the number of discrete ... natural spawnings of H asinina following methods previously described [4,56] Gravid broodstock were maintained in individual spawning aquaria in order to control for the effects of parentage ... time of induction (72 h total age) had initiated metamorphosis 12 h after induction In contrast, 83% of larvae aged 96 hpf at the time of induction (108 h total age) showed signs of having initiated...
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Báo cáo khoa học: "Temporal and spatial variation in transpiration of Norway spruce stands within a forested catchment of the Fichtelgebirge, Germany" pdf
Ngày tải lên :
09/08/2014, 04:20
... fixation in young as compared to old stands of Pinus banksiana were observed in northern Canada [63] Decreases in canopy transpiration of 35 % with aging of Norway spruce were reported by Schubert (in ... on drained but moist soils were investigated Tree density of the stands decreases with age owing to thinning and removal of wood in forest management Stand characteristics are summarized in table ... supply During the intensive measurement phase, which was carried out from the middle of April to the beginning of November 1995, a pronounced period of cloudy and rainy weather occurred in June,...
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báo cáo khoa học: "Speciation burst hypothesis : an explanation for the variation in rates of phenotypic evolution" pps
Ngày tải lên :
09/08/2014, 22:22
... explaining accelerated evolution has been called into question by recent findings on marine fossils ; however these findings are consistent with the speciation burst hypothesis These mainly are ... speciation event in S ’ ILLIAMSON Cenozoic molluscs in the Turkana Basin (see figure B) In addition, rapid extinction also appears to have occurred during this period, resulting in a reduction in species ... majority of the species becoming extinct were from the newly formed ones This 1.5 Myr interval of time representing approximately 1/3 of the Myr span compared contains the greatest number, 13 out of...
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Báo cáo y học: " Explaining individual variation in patterns of mass loss in breeding birds" pot
Ngày tải lên :
13/08/2014, 23:20
... which pre-laying feeding ends) The end of the period of interest is taken to be the point in time at which intensive offspring care ends (such as fledging, or the cessation of provisioning) The model ... patterns of mass loss in parents withdiffering initial Potential patterns of mass loss in parents withdiffering initial reserves Sketch (not to scale) shows the initial and final masses of an initially ... luck in finding food (or, in the case of some empirical studies, may be due to initial non-random allocation of individuals to differing experimental treatments) The timing of breeding within the...
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Spatial Variation of Metal Concentrations in Watercourses of an Urban River Basin in Southeastern Brazil
Ngày tải lên :
05/09/2013, 10:15
... plotted in the basin map according to incremental areas of influence of the monitoring stations Delineation of the areas of influence of monitoring stations Delineation of the area of influence of ... activities are industry and mining Significant pollution loads are discharged into the tributary rivers, mainly from domestic sewage and mining effluents In the middle and lower sectors of the basin, population ... These results are in agreement with the intense mining and mineral-related activities in this area The southern region of the basin includes the area known as “Iron Quadrangle” (one of the world’s...
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Tài liệu Seasonal variation in the incidence of preeclampsia and eclampsia in tropical climatic conditions ppt
Ngày tải lên :
13/02/2014, 06:20
... timing of conception with risk of preeclampsia [13] They found the highest risk of preeclampsia in conceptions occurring in the summer season, whereas there was no significant variation in the incidence ... incidence of preeclampsia based on the timing of delivery In our study, we intend to establish if any such association exists in the distinct climate of the tropical coastal city of Mumbai, India ... mechanisms involved Figure relative humidity during the in the monthly Graph showing the variationstudy period average morning Graph showing the variation in the monthly average morning relative...
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Tài liệu Báo cáo khoa học: Mg2+-modulated KMnO4 reactivity of thymines in the open transcription complex reflects variation in the negative electrostatic potential along the separated DNA strands ppt
Ngày tải lên :
19/02/2014, 18:20
... contribution of these forms to the integrated intensity of these two bases was used in the calculation of the contribution of individual bases to the integrated intensity of overlapping DNA bands Determination ... determined by the different sizes of the substituents In the case of TpT, intramolecular stacking of thymine residues brings the two C(5)ẳC(6) bonds in close proximity, thereby increasing the ... of thymine in thymidine and its nucleotides The kinetics of oxidation of thymine by KMnO4 [34] in thymidine, TMP, TTP and TpT was studied as a function of [MgCl2] in the range 0100 mm in the...
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Báo cáo khoa học: Expression of cholinesterases in human kidney and its variation in renal cell carcinoma types pdf
Ngày tải lên :
06/03/2014, 22:21
... erythrocytes in the extent of binding with the lectins concanavalin A, Lens culinaris agglutinin 4522 (LCA), and Ricinus communis agglutinin (RCA) (Fig 3), ruled out the blood origin and supported the ... abundance of G4H butyrylcholinesterase in plasma, if blood were the source of kidney butyrylcholinesterase, an appreciable increase in butyrylcholinesterase activity of chRCC, cRCC, and RO, instead of ... cytochemical staining of acetylcholinesterase in the capsule of Bowman [41] and of acetylcholinesterase and butyrylcholinesterase in the glomerulus and the tubule, which is stronger for acetylcholinesterase...
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Extent of Dental Disease in Children Has Not Decreased, and Millions Are Estimated to Have Untreated Tooth Decay pptx
Ngày tải lên :
14/03/2014, 09:20
... difficulties in obtaining needed dental care, including finding a dentist in their Maryland neighborhood who would accept Medicaid patients.1 May 2007 and February 2008 congressional hearings investigated ... statistically significant The increase in receipt of sealants may be due in part to the increased use of dental sealants in recent years, as the percentage of uninsured and insured children with dental ... examinations include a dentist’s assessment of tooth decay and the presence of dental sealants, and the interviews include questions on various health and demographic characteristics, including information...
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mechanisms of absorption in pulsed excimer laser induced plasma
Ngày tải lên :
06/05/2014, 08:55
... Calculation of the absorption coefficient of the laser-induced plasma Analysis of the absorption coefficient of the laser-induced plasma requires thermodynamic properties of the laserinduced plasma ... used in (2) to calculate the absorption coefficient of the inverse-bremsstrahlung process The total absorption coefficient of the laser-induced plume is the summation of the photo-ionization absorption ... calculated using (2) and (1) The inverse-bremsstrahlung absorption coefficient, κIB , increases by six orders of magnitude within the laser intensity range used in this work This is because the inversebremsstrahlung...
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Báo cáo hóa học: " Prevalence of Influenza A viruses in wild migratory birds in Alaska: Patterns of variation in detection at a crossroads of intercontinental flyways" potx
Ngày tải lên :
20/06/2014, 01:20
... typically low on wintering areas and declines further in spring, with prevalence rates in ducks of 0.4% in late winter and 0.25% as they return to nesting areas in Canada [1,27] In contrast, we ... Alaska and our findings of AI virus prevalence by species, location, age, sex, and date We discuss our findings of lowpathogenic AI viruses in the context of sources of variation in prevalence ... prevalence of 25.6% but only sampled species of dabbling ducks, in August, at one location in interior Alaska A recent study in Canada found AI positives in 37% of 17 species of ducks (90% of which...
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báo cáo hóa học: " Robustness of digitally modulated signal features against variation in HF noise model" pdf
Ngày tải lên :
21/06/2014, 02:20
... against the change in noise model Note that the contribution of this article is pertaining to the features extraction stage; hence the results obtained are independent of the classifier being ... details Electrical Engineering Department, College of Engineering, King Saud University, Riyadh, Saudi Arabia 2Prince Sultan Advanced Technologies Research Institute/STC-Chair, King Saud University, ... Conference on Signal Processing, Beijing, 3, 16–20, November 2006 OA Dobre, A Abdi, Y Bar-Ness, W Su, Selection combining for modulation recognition in fading channels in Proceedings of IEEE MILCOM Atlantic...
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Báo cáo hóa học: " The role of the surfaces in the photon absorption in Ge nanoclusters embedded in silica" potx
Ngày tải lên :
21/06/2014, 05:20
... (a or c) of Ge QD or to the QDmatrix interfaces In this paper, we report an experimental investigation on the photon absorption in Ge QDs (2 to 10 nm in size) embedded in silica, providing the ... [32] During annealing, Ge QDs undergo an Ostwald ripening mechanism, similar to the Si QD case [33], leading to a size increasing of precipitates with a concomitant a-c transition occurring in the ... [20] The inset in Figure 1b reports an HR-TEM image of the annealed sample, evidencing a clear crystalline phase for Ge QD with the fringes due to crystalline planes (indicated by red lines and...
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Báo cáo hóa học: " Electron States and Light Absorption in Strongly Oblate and Strongly Prolate Ellipsoidal Quantum Dots in Presence of Electrical and Magnetic Fields" pot
Ngày tải lên :
22/06/2014, 19:20
... frequency of incident light, for the ensemble of SOEQDs in the absence of external fields Note that in the model of Gaussian dots distribution, a single distinctly explicit maximum of absorption ... of hole increases, which in turn reduces the forbidden gap width [9] The inverse character of the behavior of the AE is illustrated in Fig Presence of the magnetic field increases the energy of ... process So, for making the comparison the absorption coefficient should be multiplied by concentration of QDs Then, instead of the distinct absorption lines we will obtain a series of fuzzy maximums...
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Báo cáo hóa học: " Research Article Variation in the Correlation of G + C Composition with Synonymous Codon Usage Bias among Bacteria" docx
Ngày tải lên :
22/06/2014, 19:20
... usage of two-fold degenerate codons; coding for asparagine, aspartic acid, cysteine, glutamic acid, glutamine, histidine, lysine, phenylalanine, or tyrosine) with values p and − p is plotted in ... difference in relative frequency between different amino acids in the protein, we calculated the sum of the relative entropy of each amino acid weighted by its relative frequency in the protein The ... Protein coding sequences containing letters other than A, C, G, or T and those containing amino acids with residues less than their degree of codon degeneracy were discarded From each coding sequence,...
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ANALYSIS OF GENETIC VARIATION IN ANIMALS pdf
Ngày tải lên :
28/06/2014, 08:20
... with inbreeding coefficients in both populations and interpopulations 30 Analysis of Genetic Variation in Animals The inbreeding coefficient of the whole population (FIT = Factor of Inbreeding in ... be divided into: i) inbreeding coefficient of individuals in relation to a subpopulation which includes individuals (FIS = Factor of Inbreeding relative to subpopulation); ii) inbreeding coefficient ... analysis is done by individual genetic profiling (genetic fingerprinting), determining the interrelations between different individuals and evaluating their allele frequency in populations Microsatellite...
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Báo cáo lâm nghiệp: "he extent of root rot damage in Norway spruce stands established on fertile sites of former agricultural land" pot
Ngày tải lên :
07/08/2014, 10:21
... cutting area by root rot regardless of previous damage to stems caused by game The extent of root rot was even greater in two stands without deer barking damage, in the vicinity of the village of ... Class Extent of rot damage healthy, no signs of fungal attack on the stump cutting area small area of hard rot up to 10% of stump area, marginal soft rot up to 5% large hard rot, small soft rot ... salvage fellings was a windthrow in most cases and also bark beetles in small plots These spots were usually extended into Table Classification of stumps according to the degree of root rot damage...
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Báo cáo lâm nghiệp: "Variation of conducting area in stems of European larch (Larix decidua) growing in fresh mixed coniferous forest and fresh mixed forest sites" pdf
Ngày tải lên :
07/08/2014, 10:21
... the radius of a circle to the beginning of early wood, R – the radius of a circle to the beginning of late wood, P – earlywood area in annual ring Total area of early wood rings within the sapwood ... than in other Kraft’s classes, and it results probably from the inferior crown access to light, thus resulting in an inadequate stimulation of the increase in conducting area In the opinion of ... for increment in height The course of section-area increment of a tree, in contrast to the course of increment in height, is a reflection of changing environmental conditions to a larger extent...
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Báo cáo lâm nghiệp: "Heartwood and sapwood variation in Eucalyptus globulus Labill. trees at the end of rotation for pulpwood production" potx
Ngày tải lên :
07/08/2014, 16:21
... showed differences in growth, especially in diameter, with coefficients of variation of the mean around 20% (Tab II) The extent and the pattern of the within-tree development of heartwood in these eucalypt ... Heartwood and tree exudates, Springer-Verlag, Berlin, 1987 [14] Knapic S., Pereira H., Within-tree variation of heartwood and ring width in maritime pine (Pinus pinaster Ait.), For Ecol Manage ... this type of development there was a slight decreasing variation of heartwood proportion in the stem cross-section (Fig 4) No site effect was observed regarding this axial variation of heartwood...
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Báo cáo lâm nghiệp: "Variation in wood properties among five full-sib families of Norway spruce (Picea abies)" ppt
Ngày tải lên :
07/08/2014, 16:21
... existing genetic variation to achieve genetic gain However, the knowledge regarding genetic variation within natural stands of Norway spruce is very limited for traits affecting wood quality In ... (summarized in [30]) Each block contained 232 trees and with a 2.0 m spacing the size of the blocks were nearly 1/10 of The trial has not been subject to any thinning, fertilizing or pruning until ... determined by a four-point bending test [21] according to Saranpää and Repola [40] Load was applied in the tangential direction with a modified Lloyd universal testing machine (England) Variation in...
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