The light on the water

...

... 2003 contents SCIENTIFIC AMERICAN Volume 13 Number New Light on the Solar System Letter from the Editor The Paradox of the Sun’s Hot Corona By BHOLA N DWIVEDI AND KENNETH J H PHILLIPS The ... “Mercury -light can become a greater threat than the direct sun itself Despite all the challenges, NASA received one SCIENTIFIC AMERICAN NEW LIGHT ON THE SOLAR SYSTEM COPYRIGHT 2003 SCIENTIFIC AMERICAN, ... similar profile to that of the northern polar basin on Mars (right) SCIENTIFIC AMERICAN NEW LIGHT ON THE SOLAR SYSTEM COPYRIGHT 2003 SCIENTIFIC AMERICAN, INC DON DIXON (top); DAVID SCHNEIDER (bottom)...

... the gland in the absence of light and where daylight and artificial lighting in the interior of buildings are inadequate the natural suppression of melatonin production during the day fails and ... generalizable to other regions of Canada, the northern United States, areas 24 frequently shrouded in fog, and other geographical locations where the daily availability of natural ultraviolet light ... determined from the study on Capistrano schools was that the variable of daylighting had larger effects than the window variable Therefore, the presence of natural light was responsible for the positive...

... walking in near darkness also parallels the effects of an attention demanding task on the gait of healthy young and older adults [35,36] When healthy young or older adults are asked to walk and ... http://www.jneuroengrehab.com/content/2/1/27 also 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 ... results highlight the inappropriate response of patients with HLGD to reduced lighting conditions and suggest how this situation may aggravate gait instability and lead to falls in these older adults...

... The following list of sampling localities contains the collecting codes used also in the results and discussion section (a) Still waters: - Ponds, lakes: HN01: Lotus pond near West Lake Water Park ... around the rural districts of Hanoi, which is out of the scope of this study Future field collection, both in the rural and urban parts, may help to re-confirm the occurrence of these species in ... not find any water bug sample from To Lich River (HN10) probably due to heavy pollution there This river is the main drainage of wastewater for the city The pollution here is probably over the...

... communes of Huong Khe districts are Loc Yen, Huong Thuy, Hoa Hai, Phuc Dong, Ha Linh, Phuong Dien and Phuong My and communes of Vu Quang district are Vu Quang town, Huong Minh, Huong Quang, Huong Tho, ... water quality in Huong Khe and Vu Quang districts, Ha Tinh Province (The following information is not of one person but of the process working with many people, on filling the information, people ... including Nghe An, Ha Tinh, Quang Binh, Quang Tri and Thua Thien Hue Ha Tinh was the place that suffered from the most serious damage, in which Huong Khe and Vu Quang, the poor districts of Ha Tinh...

... However, given the monophyly of Notidocharis, the number of subterranean lineages, and the geographic distribution of subterranean clades, the pattern strongly suggests that extensive speciation has ... subterranean animals Molecular clocks and estimation of the age of subterranean lineages The correlation of divergence times of surface-tosubterranean transitions with independent estimates of ... regard to the subterranean populations) Within this model an extrinsic cessation of gene flow caused by extirpation of the surface populations explains the origin of cavedwelling organisms In contrast,...

... specific objectives of this study were to scrutinise the 1) the water relations, 2) the root growth capacity and 3) the nitrogen and non-structural carbohydrate concentration of seedlings subjected ... lower root N concentration than the other treatments, whereas the moderately conditioned ones presented the highest concentration (table II) Shoot starch concentration increased with conditionModerate ... improved dehydration tolerance Drought conditioning did not improve RGC, strong conditioning depressing formation of new roots Neither nitrogen nor non-structural carbohydrate concentration were diminished...

... the end of the experiment isolations were made from all the plants to confirm the presence of the pathogens in the inoculated plants Reisolations were made from the point of inoculation and cm ... changes in the transpirational demand, depending on the solar radiation among other factors This shows the high sensitivity of LVDT sensors in detecting the real water status of the plant The micrometric ... piece of the mycelium in a PDA petri dish and incubating it at 25 °C Inoculations The plants were inoculated on 16 May 1995 A superficial wound of1 cm long was made on the stem of every plant...

... qualitative data 10 trials: qualitative data collection referred to but not available Figure Flow chart trials: qualitative data collection carried out pre-trial 14 trials: qualitative data collection ... in the Cochrane review We defined a qualitative study as any study that used qualitative methods for data collection and analysis We contacted the authors of the 82 trials, asking if any such research ... data collection methods and/or data analysis In at least four of these six cases, the qualitative data were not the only focus of the paper In these 14 trials, lay health worker programmes had...

... Retrovirology 2005, 2:69 small effect of Tat on transcription initiation but a large effect on transcription elongation, the initiation model quickly lost support The observation that Tat binds ... that Tat' s primary effect may in fact be at the transcription complex (TC) assembly stage at the pre-initiation step upstream of the +1 area, thereby promoting both transcription initiation and ... effect on transcription, however, co-expression of Tat strongly stimulated GAL4-hTBP transcription in the absence of any DNA-bound activator Synergy between Tat and DNAbound TBP protein was further...

... However, the methane emission reduction is mainly in stages of the biggest emission on rice field (periods of tillering and before flowering) The seasonal integrated methane emission flux in point ... 369.1 to 457.2 kg CH4/ha while in point B the seasonal integrated methane emission flux is 340.3 to 401.5 kg CH4/ha The average methane emission reduction rate is 7.8 to 14.9 % Conclusion The methane ... development and emission on rice field depend very much on water regime in rice paddy For the Red River delta area of Vietnam, the use of intermittent drainage irrigation technique is very useful in practice...