The diet and prey selection of the Southern Grey Shrike (Lanius meridionalis koenigi) was studied in one of the scarce insular environments where it is present, the xeric coastal area of Tenerife (Canary Islands). The main aim of this study was to compare the general trophic patterns with respect to continental populations of Northern Grey Shrike (Lanius excubitor) and Southern Grey Shrike. The...

BACKGROUND The widespread use of organophosphorus (OP) pesticides has led to frequent exposure in adults and children. Because such exposure may cause adverse health effects, particularly in children, the sources and patterns of exposure need to be studied further. OBJECTIVES We assessed young urban/suburban children's longitudinal exposure to OP pesticides in the Children's Pesticide Exposur...

the objective of this study was to simulate carbon monoxide (co) dispersion exited from the stacks of a cement industry in doroud, iran by gaussian model (gm). four sampling period was conducted for the measurement of co from the factory's three-stack flow during a period of one year. the input parameters were the rate of co emission, meteorological data,  factors related to the stack, and...

During the period from January 2000 to August 2005 a total of 204 outbreaks of norovirus gastroenteritis were diagnosed at the Norwegian Institute of Public Health. A clear increase in the norovirus activity was seen in healthcare institutions during the winter seasons. Polymerase sequence analysis of norovirus strains from 122 outbreaks showed that 112 were caused by GII strains (91.8%). Two n...