... mgPb/kg and 110 mgZn/kg based on the uniform distributionof these metals in the sediments ofthe lake The higher concentration in the northwest part ofthe lake is probably due to reverse flow ofthe ... horizontal distributionofthe metals in sediments in the Manila Bay – Laguna Lake watershed in the Philippines was obtained andthe effect of anthropogenic contamination by untreated wastewater and ... in the eastern side of Manila Bay The concentration profiles in the sea sediments show the decrease in lead and zinc concentrations in the sediments with the increase in the distance between the...
... 42 44 The Quantitative and Qualitative Deterioration ofWaterThe Deterioration ofWaterThe Sterilisation ofWater Consequences of Chlorination ofWaterThe Consequences of Contemporary Water- Purification ... more the flow ofwater weighs into the bends, the longer its path andthe worse thewater will become "The spreading ofthe most terrible disease of all, of cancer, is the necessary consequence of ... impatience and discord of every kind The thorough study ofwater therefore signifies the end of monopolies, the end of all domination in the truest sense ofthe word andthe start of a socialism...
... then either the parent distribution belongs to the domain of attraction ofthe normal law or it has slowly varying tails and one ofthe two tails completely dominates the other The interest of ... number n and every A ∈ A, (P ∗ (A) > 0), which completes the proof Proof of Theorem 2.1 If EX < ∞ then s2 → σ a.s Therefore, the theorem follows if we show that n ∗ the conditional distributionof ... n→∞ which proves the theorem References K B Athreya, Bootstrap ofthe Mean in the infinite variance Case, Proceedings ofthe 1st World Congress ofthe Bernoulli Society, Y Prohorov and V V Sazonov...
... increase, the amount of evaporated waterand heat losses will decrease, and thus the temperature in the marginal part ofthe set will increase The temperature ofthe central zone ofthe set at larger ... Determination ofthe percentage of PF resin hardening The aim of studying the character of PF resins in the field of UV spectrum was to determine the amount ofthe insoluble proportion of a heat-hardened ... from the centre ofthe set pressed between pressing plates, then the vapour more and more increases its temperature, which increases the inner stress of vapours in the veneer set Resistance of the...
... Stirling number ofthe rst kind and is equal to the number k of permutations in Sn with k cycles Using Kwak and Lees encoding of a dipole andthe character theoretic methods of Jackson, we can ... replacing the edges of these dipoles with face-type [62 ] with multiple non-crossing edges Because ofthe awkwardness ofthe polygonal representation ofthe double torus, we return to the type of diagram ... 1, 2, Since the lengths of all the cycles of sum to n, is a partition of n, and we write n to denote this For this reason, the partitions of n index the conjugacy classes of Sn If m is...
... in theory the disease is likely to extend farther and even exceed thedistribution range ofthe beetle The beetle is one ofthe most important vectors ofthe disease in China, control ofthe ... limiting thedistributionanddispersal range ofthe beetle in China Due to the wide range of topographic conditions, the 40◦ northern latitude is not appropriate as the northern limit ofthe beetle’s ... survival ofthe species Accordingly, the January isotherm rather than latitude is more useful for predicting the northern limit ofthe beetle distribution Also, the LT90 is more indicative of the...
... measurement ofthe same trees for different plots The center of each plot was located at least m from the closest stem in the middle of a group of trees Since the objective ofthe study was to examine the ... explored the variation ofthe understory light as a function of elevation and azimuth angles (i.e the angular distributionof PAR), and how this distribution might be influenced by the forest ... except the position ofthe solar disc In this study both the overcast and clear-sky diffuse light distributions were characterized over different study sites, andthe suitability ofthe SOC and...
... to thedistributionof susceptible hosts in the Southern Hemisphere, North America and China MATERIALS AND METHODS 2.1 Known distributionof S noctilio and susceptible hosts across the globe The ... Figure CLIMEX model ofthedistributionof S noctilio (circles) in the Palaearctic region The recorded distributionof S noctilio [17, 49, 51] is bordered by the dashed line The size of circles indicates ... surveys of native pine stands in northern Africa, Europe and Turkey [51] and an extensive literature search [17, 49] has provided a detailed list ofthedistribution records Potential distribution of...
... was found in the upper part ofthe tree A vertical gradient ofthe mean transmittance existed from the bottom to the top ofthe tree crown Like in the PAR domain, the variability ofthe transmittance ... between 0.4 and 0.6 for both the vertical and horizontal profiles (figures 5a and 5b) Measured Φc in shaded areas were highest at the top ofthe canopy (figure 5a) and at the periphery ofthe tree ... whereas the transmittance ranged between 0.03 and 0.16 around a mean value of 0.07 The variability of leaf transmittance was more marked at the top andthe bottom than in the middle part ofthe tree...
... radiation at the soil level, the transmitted radiation in each soil cell (thus, the spatial distributionofthe transmitted radiation on the whole scene), the sunlit and shaded area andthe standard ... give the variability ofthe transmitted radiation in the shaded area at the scale ofthe sensor Increasing the area of comparison improves the relationship: the regression coefficients in the ... simulates the relative sunlit area andthe relative shaded area andthe irradiance frequency in the class 90-100% andthe uniform distributionof radiation in the lower classes However, the lower...
... Another limitation ofthe study concerns cultural considerations The present study is based on data gathered in the Nordic countries of Denmark, Iceland, andThe Faroe Islands The results, therefore, ... important for the perception ofthe trauma and coping strategies The inclusion ofthe age extremities beyond the age of 54 seems otherwise relevant especially with an increasing tendency for the average ... PTSD The final sample consisted of 4,998 participants, 2,039 (40.8%) men, and 2,959 (59.2%) women The age distributionofthe participants ranged from 13 to 80 years of age The frequency of the...
... elements The process of dispersion or regression of such elements would be under the control of balancing forces such as the rate of transposition, the occurrence of dysgenic hybrids, the ratio ofthe ... (1981) The data (fig and tabl 1) show marked geographical differences in the present distributionofthe P-M system In North America most ofthe strains show P activity and have levels of induced ... NXOLABEHERE 1982) Nevertheless, we have to remember that if the patterns of all these regions appear devoid of P strains, this situation may be due to thedistributionof our sampling and that P sporadic...
... by the mean centre and standard distance ofthe residential buildings ofthe district As illustrated in figure 4, the spatial mean centre ofthe residence location of respondents living in the ... angles: distributionof methadone clients on one hand, andthe utilization of clinic services on the other, as exemplified by the situation in Hong Kong In interpreting the results in the study, there ... http://www.harmreductionjournal.com/content/7/1/14 Page of Figure Comparison of mean centre and standard deviation of residential buildings of Tai Po District andthe residence locations of methadone treatment users in the survey of methadone...
... LLC The Essential Handbook of Ground -Water Sampling separate from the stagnant water in the casing, further supporting the observations made by Robin and Gillham Robin and Gillham (1987) also theorized ... are sampled If the well is located properly, it is then critical to evaluate the suitability ofthe design and construction ofthe well for meeting the objectives ofthe ground -water sampling ... because ofthe presence of DO Lower pH, due to increased dissolved carbon dioxide (CO2) at the top ofthewater column Loss of volatile constituents from thewater column to the headspace in the well...
... application of a hydrocarbon-sensitive paste to one side of a tape and a water- sensitive paste to the other side The tape is lowered into the well and as the LNAPL andwater contact the pastes, ... by the color change on the side ofthe tape coated with the water- sensitive paste Compensation factors andthe significance ofthe LNAPL in the well are discussed in API (1989) and Testa and ... indication of what is in the well It is always less than the product thickness in the well by a factor that depends on the diameter ofthe bailer (compared with the diameter ofthe well) andthe design...
... the filter medium is determined by the following: (1) the design ofthe filter (i.e., filter capsules or disks); (2) the material of construction ofthe filter medium; (3) the configuration of ... not to perforate the filter The filter medium should not be handled with anything other than filter forceps Otherwise, there may be a reduction in the porosity and permeability ofthe filter medium ... 399, 1975 APHA, AWWA, and WPCF, Standard Methods for the Examination ofWaterand Wastewater, 17th ed, American Public Health Association, American Water Works Association andWater Pollution Control...
... there is no standing water inside the flush-to-grade vault; if water is present, note the depth, color, and appearance of any visible contamination of standing water (note especially if thewater ... with the ground -water samples andthe rest ofthe QC samples and shipped to the laboratory If the temperature measured upon arrival at the laboratory is outside ofthe allowable range, the sampling ... other than VOC analysis, the water- filled and empty containers are taken to the point of ground -water sample collection andthe volume ofwater is transferred from the filled containers to the...
... ofthe site and available base maps The precision ofthe horizontal locations is generally not as important as the precision ofthe elevation survey and water- level measurements The top ofthe ... especially screen and sand pack length, and geologic strata in which the screen is situated c Depth and elevation ofthe top and bottom ofthe screen and sand pack d Measuring point location and elevation ... near the southeast corner ofthe site The aquifer of interest lies below a shallow water- table aquifer A discontinuous aquitard separates the aquifers The position ofthe site with respect to the...
... standardization of decontamination methods became readily apparent during these surveys Ofthe federal agencies interviewed (including the Department ofthe Army, Office ofthe Chief of Engineers, the Nuclear ... the decontamination procedure The argument used to justify the change in protocol was that the amount of carryover was limited to a few milliliters ofwater wetting the surface ofthe pump, and ... establishing the purpose ofthe environmental investigation This is directly linked to the level of QAuQC demanded by the investigation For example, during the installation of a groundwater monitoring...
... important as the selection ofthe analytical parameters is the selection ofthe analytical method The selection ofthe analytical method is in turn determined by the purpose and objectives ofthe investigation ... tube in the path of a beam of light set at the wavelength ofthe analyte of interest Microliter amounts ofthe acid digest are placed (or sprayed) into the entrance port ofthe graphite tube The ... over the last decade, with the detection of methyl-tert-butyl-ether (MTBE) and other gasoline-related oxygenates in ground water Although many ofthe VOCs are fairly soluble, the primary fate of...