microbiology problems and their causes

... language in terms of errors and causes of these errors are necessary to teachers and learners in their foreign language teaching and learning process The limitations of the study and further study 38 ... for their presentations in groups on their tasks and correct each other’s errors In addition, students are also expected to take responsibility for their own learning and become aware of their ... other than Vietnamese and may be characteristic of those learners The causes may be common but the types of error may be distinctive and must be pointed out together with their causes Despite common...

Ngày tải lên: 28/03/2015, 09:37

... pricing problems (Ferrari, 1995; Yang and Huang, 2005; Verhoef et al., 2008), signal control problems (Smith, 1987; Yang and Yagar, 1995; Wong and Yang, 1997), network design problems (Abdulaal and ... demand, and thence solve a standard DUE traffic assignment problem (TAP) 2.2.1.2 Models and Algorithms for SUE with Elastic Demand 22 Chapter Literature Review Likewise to the DUE case, a demand ... fixed demand case and elastic demand case, since travel demand Dw    is only required to be non-increasing and it covers the constant case Thus, this generic assumption of OD demand function...

Ngày tải lên: 10/09/2015, 15:48

... environmental or processing problems, while their utilization under carefully controlled conditions could resolve and alleviate other processing and environmental problems, especially those encountered ... manmade dams or reed beds and is based on naturally occurring processes such as oxidation, reduction, adsorption and precipitation Aerobic wetlands, compost wetlands and anoxic limestone drains ... [36] In landfills, emission of gaseous pollutants such as H2 S generally occurs from ventilated pipes and landfill surfaces Emission of H2 S from landfills has become more significant as landfills...

Ngày tải lên: 21/12/2016, 10:39

... problems and what we should about them Causes of Environmental Problems  Population growth  Wasteful and unsustainable resource use  Poverty  Failure to include environmental costs of goods and ... costly to clean up 1-5 Why Do We Have Environmental Problems?  Concept 1-5A Major causes of environmental problems are population growth, wasteful and unsustainable resource use, poverty, excluding ... Degradation Fig 1-6, p 12 Reuse and Recycling Fig 1-7, p 12 Measuring Environmental Impact  Ecological footprint • Biological capacity to replenish resources and adsorb waste and pollution  Per capita...

Ngày tải lên: 03/06/2016, 14:29

... who will monitor and assess the work of the drivers during, for example, a month Then the jury will sum it up and according to their decision some best drivers will be rewarded and, vice versa, ... effective and efficient strategy is to make a contract whick will determine the rights and obligations of both parties: the administration of the “Citibus”operating company and its drivers and which ... and consequently they not their best, other thing which should be mentioned is the wrong schedule of the bus routes (which doesn’t take a proper account of the interests of the passengers); and...

Ngày tải lên: 20/12/2013, 19:15

... papilloma viruses, especially types HPV16 and HPV18, are now firmly associated with cervical cancer after their discovery in 1983, and this has led to the development and widespread use of an HPV vaccine ... as well as reactive oxygen and nitrogen oxide species (ROS and RNOS) by phagocytes at the site of infection, which can lead to DNA damage as well as cellular damage and increased cell cycling ... on hunting for acknowledged candidates and the other on removing (either physically or computationally) known human sequences to reveal any foreign nucleic acid PCR and microarray-based strategies...

Ngày tải lên: 06/08/2014, 19:21

... seam problems, related stitch problem & their solutions Puckering Seam grin Seam slippage Skipped stitches Unbalanced stitches Uneven SPI Skipped Stitches Causes Solutions Staggered Stitches Causes ... single ply is reinforced by overedge stitching to neaten and prevent fraying Includes other popular methods of producing a neat edge like hemming and Blind Stitch hemming Application: The main purpose ... bearing and should be similar in physical properties to the material being sewn  Flat Seams In these seams, sometimes called Butt Seams, two fabric edges, flat or folded, are brought together and...

Ngày tải lên: 26/07/2015, 23:32

... disinformation and propaganda – Deny service to legitimate computer users – Commit unauthorized intrusions into systems and networks that result in critical infrastructure outages and corruption ... cause serious problems on computers and networks Script Kiddies • Break into computers to create damage • Are unskilled users • Download automated hacking software from Web sites and use it to ... malicious intent • Use their skills to expose security flaws Crackers • Person who violates system security with malicious intent • Have advanced knowledge of computers and networks and the skills to...

Ngày tải lên: 17/09/2012, 10:43

... evaluate the predictors of clinical and pathological characteristics in these patients with steatosis and their diagnostic values in hepatic fibrosis Patients and methods Patients A total of 204 ... steatosis (83 men and 23 women, mean age: 41.08±10.23 years) and the remaining 98 patients were excluded from hepatic steatosis (79 men and 19 women, mean age 39.4±9.81 years) Their diagnoses were ... activity), and G3 (severe activity) All the sections were blindly and independently assessed by pathologists and the results were processed by the Kappa concordance test The inter- and intra-observer...

Ngày tải lên: 25/10/2012, 11:48

Ngày tải lên: 07/02/2013, 09:23

... competitors and potential competitors to find out their strengths and weaknesses in order to look for suitable orientations, especially suitable marketing programs This will make businesses and their ... following problems occur: business can no longer operate effectively and become disrupted, business may need to liquidate their assets in order to meet their financial obligations, and business ... multinational trade agreements and their regulations along with respective national trade policies causes great challenges for the enterprises to import the best technology, machine and equipment with low...

Ngày tải lên: 24/07/2013, 09:11

Ngày tải lên: 14/08/2013, 12:10

... Growth Performance and Sperm Quality of Stress Negative Piétrain Boars and Their Hybrids with Duroc Kawecka et al (2008), Wysokinska et al (2009), Pokrywka and Tereszkiewicz (2011) and Luc et al (2011; ... Carcass composition and meat quality of crossbreds between F1(LandracexYorkshire) sows mated with LandracexDuroc (omega) and PietrainxDuroc (Pidu) Crossbred Boars Journal of Science and Developement ... 219 Growth Performance and Sperm Quality of Stress Negative Piétrain Boars and Their Hybrids with Duroc Table Production performance, Least square means (LSMSE) of PiDu and Piétrain boars Variable...

Ngày tải lên: 28/08/2013, 11:59

... River and their runoff characteristics (Ebise et al (2001, 2003, 2004 and 2006)) Here, pollutants contain organic matter, nutrients, SS and other measured substances Fig - Map of the Yodo River and ... loads, Proc of Environmental and Sanitary Research, (JSCE), 20, 27-38 Ebise, S., Inoue, T and Numabe, A (1993) Runoff characteristics and observation methods of pesticides and nutrients in rural rivers, ... composite sample and analyzed inorganic ions and organic matter The water samples taken at the three points spanning the river during the five flooding-stages were analyzed individually, and the representative...

Ngày tải lên: 05/09/2013, 09:38

... seaweed and aquaculture Midori Press, Tokyo, pp 133 - 144 Turner, M G., Gardner, R H and ÓNeill R V (2004) Landscape ecology in theory and practice: Pattern and process, Nakagoshi, N and Hara, ... from the bottom and thus, allowing the recovery of U pinnatifida and other non-encrusting macroalgae Both buoyed reefs were made of wood and their length was 1.0 m with 1.0 m width and 16 cm height ... macrophyte flora and infauna in the outer and inner areas of the bay A total of 16 macrophyte species in 2003 and 15 species in 2004 were observed in Line (Table 1) U pinnatifida and crustose coralline...

Ngày tải lên: 05/09/2013, 09:38

... (3) where NHi and NOi represent NH4-N and NO2+3-N in the ith layer [g-N/m2], respectively, and Nrice is the rice nitrogen [g-N/m2] The terms radv,NH,i and radv,NO,i are the NH4-N and NO2+3-N inflow ... production and water treatment and a detailed understanding of the nitrogen dynamics in VF constructed wetlands CONCLUSIONS In the experimental pots replicating VF constructed wetlands, a variety ... with growth Assuming Monod-type nitrogen uptake kinetics (Selim and Iskandar, 1981) and ignoring the temperature effects, the NH4-N and NO2+3-N uptake by rice is described as rup , NH ,i = k N ,up...

Ngày tải lên: 05/09/2013, 09:38

... and Environment Technology, Vol 9, No.2, 2011 In this study, runoff characteristics of materials such as organics, nutrients and inorganic matters from a citrus grove were investigated, and their ... in detail and material balances around reservoirs were considered RESEARCH PROCEDURE Location: Matsuyama region and periphery of the Seto Inland Sea The location of the research area and the distribution ... growth chamber under dark condition, and the temperature was maintained constant between 10°C and 30°C RESULTS AND DISCUSSION Materials runoff characteristics and variation in the reservoir Fig...

Ngày tải lên: 05/09/2013, 10:17

... indicator and the basis for calculations of heating and cooling energy demand [1] or for estimating bin data and heating and cooling degree-days at any base [2, 10, 11] Table shows the monthly and ... cooling demands is 28.5% and for Thessaloniki 13.2% Obviously, directly proportional to the energy demand for heating and cooling is the fuel (diesel oil) and electricity consumption and hence ... measures applied to dwellings Energy and Buildings 200, 37, 982-95 Frank Th Climate change impacts on building heating and cooling energy demand in Switzerland Energy and Buildings 2005, 37, 1175-85...

Ngày tải lên: 05/09/2013, 16:10

... (filer paper), BWX and PWSD The enzyme kinetic studies for cellulase and xylanase (Km and Vmax) were performed with 1-10 mg/ml of CMC and BWX, respectively [35] The crude cellulase and xylanase were ... albumin as standard [38] All experiments were run in duplicate and standard deviations (SD) were calculated using Microsoft Excel and results were presented as average ± SD Results and discussion ... other hand, the residual xylanase activity after and h of incubation was 99%, at 500C, and 89%, at 600C, respectively (Figure 4b) At 60oC, the half-life of cellulase and xylanase was 15 h and 18...

Ngày tải lên: 05/09/2013, 16:11

... - To describe the syntactic and semantic features of SVs in English and their Vietnamese equivalents - To find out the differences and similarities between ESVs and their Vietnamese equivalents ... 100% THEIR VIETNAMESE EQUIVALENTS 4.2.1 DEMAND, ORDER & REQUIRE and Their Vietnamese Equivalents Table 4.38 A Summary of the Meaning Nuances of DEMAND and Their Vietnamese Equivalents Verb English ... Literature Review and Theoretical Background; Chapter is Methods and Procedure; Chapter is Findings and Discussions; Chapter is Conclusions and Implications Chapter LITERATURE REVIEW AND THEORETICAL...

Ngày tải lên: 26/11/2013, 13:17