نتایج جستجو برای: outdoor
تعداد نتایج: 21002 فیلتر نتایج به سال:
Background. Physical activity is important for children's physical, mental, and social well-being. Outdoor active play is an important yet unstudied domain of children's physical activity. The objective of this study was to determine if parental encouragement is associated with the frequency that children engage in outdoor active play outside of school hours. Methods. Participants consisted of ...
BACKGROUND On January 1, 2008, the French government implemented a national ban on indoor smoking in hospitality venues. Survey results indicate the indoor ban has been successful at dramatically reducing indoor smoking; however, there are reports of an increased number of outdoor hospitality spaces (patios) where smoking can take place. This study sought to understand if the indoor ban simply ...
Childhood obesity affects 17% or 12.5 million of America's children, contributing to the rise in children's health disparities. Type 2 diabetes, asthma, vitamin D deficiency, and attention-deficit/hyperactivity disorder have also increased over the past few decades. A shift toward a sedentary lifestyle is a major contributor to the decline in children's health. Children spend more time indoors ...
With the increasing of the environmental concerns, carbon dioxide (CO2) as an alternative refrigerant has been investigated intensively. In this study, the heating performance of a transcritical CO2 heat pump system with a twinrotary compressor was investigated. The transcritical CO2 heat pump with gas injection was tested by varying gas injection ratio and outdoor temperature at the optimum re...
INTRODUCTION The present study was conducted to evaluate the prevalence of Trichuris spp. and other intestinal parasitic infections in owned cats on St. Kitts. METHODOLOGY The feces of 41 non-feral cats (23 indoor only; 18 indoor/outdoor) were examined for the presence of Trichuris spp. eggs. RESULTS Nine (22%) of the cats were positive for Trichuris spp. Prevalence of trichuriasis in indoo...
The objectives of Exp. 1 were to determine the effects of production system and genotype on pig performance and health. Sows were bred, gestated, farrowed, and lactated in either an intensive indoor or an intensive outdoor production system. The three dam genotypes of pigs used in each environment were PIC Camborough-15 (C-15), PIC Camborough Blue (CB), and Yorkshire x Landrace (YL). All pigs r...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید