ecological effects of light intensity

... forests The objective of the study was to investigate light acclimation in Quercus alba seedlings growing under a wide range of light intensities (5, 15, 30, and 100% of full sunlight) Specifically, ... therefore, a slightly lower but still saturated value of 725 μmol m–2 s–1 was used as the highest actinic intensity (~ 37% of full sunlight) to prevent photoinhibition This value is similar to the light ... force of electron transport to the reduction of the redox state of the primary electron acceptor of PS II, which is approximated by 1–qP Figure also illustrates an estimate of the flux of electrons...

Ngày tải lên: 08/08/2014, 00:22

... 19th December, 2014 Sign of Advisor Dr Chau Tai Tao Sign of Advisor Assoc Prof.PhD Tran Ngoc Hai Sign of Student Pham Thanh Nhan EFFECTS OF LIGHT INTENSITY ON FORMATION OF BIOFLOCS, WATER QUALITY, ... Figure 1: Light intensity in all treatments Light intensity would affect to phytoplankton population, temperture That lead to fluctuation of pH, DO, mixing intensity of floc particles Light intensity ... a lot of studies about the effects of different stages, components of waste, factors affecting to Biofloc system and so on Based on basis principal of Biofloc technology, difference in light...

Ngày tải lên: 16/10/2015, 23:23

... Interior Fuel Consumption and Fire Intensity Ecological Effects of Burning Season in Forested Ecosystems Trees Understory Vegetaton Soils Wildlife Ecological Effects of Burning Season in Chaparral ... Fire Intensity Ecological Effects of Burning Season Trees Understory Vegetation Soils Wildlife Implications for Managers Acknowledgments Metric Equivalents Literature Cited Ecological Effects of ... amount of fuel consumed by prescribed burns and the intensity of those burns at different times of the year, in relation to the amount of fuel that was likely consumed by and the intensity of historical...

Ngày tải lên: 02/06/2014, 09:37

... of funding, acquisition of data, analysis and interpretation of data, drafting of manuscript, statistical analysis; NE study conception and design, procurement of funding, critical revision of ... Efficacy of low -intensity pulsed ultrasound in the prevention of osteoporosis following spinal cord injury Bone 2001, 29(5):431-436 Leung KS, Lee WS, Cheung WH, Qin L: Lack of efficacy of lowintensity ... the anabolic effects of ultrasound, may further accelerate allograft healing Therefore, the goal of this exploratory study was to examine the potential of daily LIPUS stimulation of the hostallograft...

Ngày tải lên: 20/06/2014, 01:20

... between the duration of activation and the increase of fluorescence intensity inside of the nuclei of DU145 cells Figure visualizes the degree of the DNA damage in nuclei as a result of DNA strand breaks ... periphery of the nuclei in different phases of the cell cycle 104 10 11 12 13 14 15 16 17 18 19 20 Acknowledgements We like to thank Prof Harald Hermann for the gift of Lamin B1-DNA and Prof Joerg ... The extreme sensitivity of the DNA against damaging processes is documented [28-30] Here we also investigated the question of the dependency of the spatial proximity of the ROS producing KRED...

Ngày tải lên: 25/10/2012, 11:15

... “A Summary of LightRelated Studies.” A Study into the Effects of Light on Children of Elementary School Age—A Case of Daylight Robbery; Bright Light Enterprises On-Line http://www.vitalight.com/articles/alberta2.htm ... want to get out of class early Electric or fluorescent lighting is a much brighter light than a skylight…Skylights produce a dimmer light Its light is softer and more natural Its light seems to ... spectrum of light present in a workspace and the ability of the eye to refocus The proper integration and management of daylighting in an office building provides the best spectrum of light for...

Ngày tải lên: 02/06/2014, 09:22

... been associated with inadequate lighting, but the effects of vision and lighting have not been studied in older adults with a HLGD To more fully characterize the gait of older adults with a HLGD ... correlated Page of (page number not for citation purposes) Journal of NeuroEngineering and Rehabilitation 2005, 2:27 http://www.jneuroengrehab.com/content/2/1/27 Table 3: Effects of lighting on gait ... effects of blurring vision in the elderly Invest Ophthalmol Vis Sci 2004, 45:2122-2128 Perry SD, Santos LC, Patla AE: Contribution of vision and cutaneous sensation to the control of centre of...

Ngày tải lên: 19/06/2014, 10:20

... treatments Effects of phosphorus and light on early growth of maritime pine DISCUSSION Our results reveal the occurrence of a complex interaction between phosphorus and light At the lowest level of P ... two levels of irradiance (high light: PPFD of 400–500 µmol m–2 s–1 and low light: PPFD of 120–180 µmol m–2 s–1) were applied between seedling transplantation (30 DAS) and the end of the experiment ... 576 A Cheaïb et al demonstrated the importance of interactive effects of nitrogen and light on regulating the physiology and growth of seedlings For example, Elliott and White [16] demonstrated...

Ngày tải lên: 08/08/2014, 00:22

... imposed ranging from 1% of full sunlight (Low Light Intensity: LLI) to 14% (Medium Light Intensity: MLI) and 50% (High Light Intensity: HLI), simulating variation in light intensity from an intact ... treatment; HLI: high light intensity; MLI: medium light intensity; LLI: low light intensity Bars represent standard errors At the end of the experiment (350 days), the proportion of dead plants had ... the growth of D guianensis seedlings, and the intensity of the stimulation was clearly affected by light intensity The extra dry matter production was greatest under medium light intensity, which...

Ngày tải lên: 08/08/2014, 14:22

... bright light during the first half of subjective night This hypothesis is based on a "light- pulse" experiment in the laboratory [3] as follows Adult subjects were exposed to light pulse of 4000–6000 ... that when they stayed under dimmer lights [10,11] In the case of adolescents and children, the exposure to lights of 300 lux or more during the first half of subjective night in the normal life ... values at 21:45 and Page of (page number not for citation purposes) Journal of Circadian Rhythms 2004, 2:4 http://www.jcircadianrhythms.com/content/2/1/4 Figure Effects of light condition on salivary...

Ngày tải lên: 10/08/2014, 09:20

... that light can also have photoperiodic effects on the organization of the human circadian system [18] The main aims of this study were: (1) to contrast the influences of different bright light ... volunteer Light Treatments Volunteers were randomly assigned to one of three light treatments, which were administered for four hours during each of the four days of the experiment (Figure 2) The light ... bright light treatments was unexpected Doseresponse studies have indicated that phase-shifting effects of light are related to cube-root [27] or logistic functions [28] of illumination, either of...

Ngày tải lên: 10/08/2014, 09:20

Ngày tải lên: 31/08/2012, 16:33

... as a result of the increase of the redox potential and decrease of the sulphides (Saeki, 1993) The change in redox potential more strongly affected the speciation of Zn than that of Cu and Pb ... finding of Wong (1995) and Hofstede (1994) Although the leachable Cu increased with the composting process, the magnitude of leachable Cu in sludge compost without red mud amendment after 50 days of ... them that the quantities of metals extracted by CaCl2, expressed as a percentage of total metal content, were small pH of the sludge compost also affected the solubility of the metal hydroxides...

Ngày tải lên: 23/09/2012, 14:47

... composting of MSW although the increment was diminished by the addition of red mud (Hofstede, 1994) This was due to adsorption of soluble organic matter to red mud Plant availabilitv of heavy metals ... result of the redistribution of metal speciation during composting by humification of the organic matter Chromium speciation in municipal solid 0 day q 20th waste 21 of cornpasting Cr (w/kg) day of ... acidic conditions (Hofstede, 1994) Leachabilitv of heavv metals Over 80% of the total metal content in the artificial MSW was derived from the spiking and therefore the mobility of metals could be...

Ngày tải lên: 23/09/2012, 14:48

... study Strengths of the study are the use of randomized placebo-controlled double-blinded study design, the absence of thermogenic changes in the placebo group, the absence of adverse effects on blood ... consistency of the effects of p-synephrine on metabolism in all treatment groups, and the increases in RMR in the treatment groups The weakness of this study is the small number (10) of subjects ... some of the thermogenic effects of 100 mg hesperidin in combination with 50 mg p-synephrine plus 600 mg naringin It may be that in this case, more is not better, and increasing the amount of hesperidin...

Ngày tải lên: 25/10/2012, 11:04

... antiinflammatory effects of flurbiprofen VAS scoring is a simple and often used method for evaluating variations in pain intensity Subjects are instructed to indicate the intensity of the pain by ... discontinued the study because of severe side effects (Table 2) Figure Changes in serum concentration of CRP before and after thoracotomy in the study groups Table Side effects and complications in ... cyclooxygenase enzyme responsible for the release of mediators of inflammation (6) The aims of this study were to evaluate the serum levels of acute phase reactants, such as C-reactive protein...

Ngày tải lên: 25/10/2012, 11:10

... expression of Cx43, but not Cx40, and GJ communication increased (16) These results suggest that the expression of Cx40 mRNA induced by high-fat diet is independent of the role of Ang II Conflict of ... Irvine, CA), and the intensity of the bands was determined using Kodak Digital Science 1D 2.0 imaging software Statistical Analysis Data are presented as mean ± SD Data of multiple groups were ... chaos Parts of smooth muscle cells arranged in length with the tendency of growing to the intima The wall of arteries was basically homogeneous in thickness in the Losartan group, only slight fresh...

Ngày tải lên: 26/10/2012, 09:39

... al at the University of Maryland found beneficial effects of laughter on the blood vessel This study consisted of twenty volunteers, where two video clips from both extremes of the emotional spectrum ... crux of individualism is the ethnic diversity of various individuals It is not the particular view of the individual that makes them an individualist, but it is the differing views of a group of ... childhood asthma Journal of Asthma 1998; 35: 213–7 Sarafino EP, Gates M, DePaulo D The role of age at asthma diagnosis in the development of triggers of asthma episodes Journal of Psychosom Res, 2001;...

Ngày tải lên: 26/10/2012, 09:57

... levels of translucency of noodles made from the soft, low-FSV wheat flour and the soft, high-FSV wheat flour (9.25% protein) were 39.75 and 43.75%, respectively The mean levels of translucency of ... an ABNY of 310% Optimum boiling time was established separately for each treatment ABNY was calculated as the weight of boiled disks, that was expressed as a percentage of the weight of flour ... content** of raw noodle × 100 where * indicates ABNY is only an approximate value because of the loss of dry matter including salt during boiling; and ** indicates the moisture content of raw noodle...

Ngày tải lên: 16/12/2012, 15:25

... category of rock, rap, and hip-hop were covered by a lot of Vietnam’s musicians and singers Such as “Girl friend” (Avril lavigne), “The Accolade of Hip-hop” (Lee Huyn Do)… The effects of Music ... 0918.775.368 - The real definition of “Music cover” 2) How does music cover influence Vietnamese music? - Good effects: + On market music of Vietnam + On audiences - Bad effects: + On Singers + On musicians ... types of students in other university, NEU students are the perfect entity to take the research The study illustrates the effects of music cover and NEU students’ behaviors towards the spread of...

Ngày tải lên: 21/04/2013, 20:53