نتایج جستجو برای: hygienic quality

تعداد نتایج: 756337  

2013
Frantisek Bozek Jiri Dvorak

The contamination of 15 ground water resources of a selected region earmarked for the emergency supply of population has been monitored. The resources have been selected on the basis of previous assessment of natural conditions and the exploitation of territory in their surroundings and infiltration area. Two resources out of 15 have been excluded from further exploitation, because they have no...

Journal: :Revista de saude publica 1990
M de L Alvarez F Wurgaft M Araya J Espinoza

The relationship between the hygienic habits of children who had typhoid fever (TF) who had recently begun attending school and their family group, is assessed. It is supposed that children, independently of their SES, acquired TF because of inadequate habits which facilitated the oral-fecal cycle. The sample was formed of 40 child-mother dyads: 20 of low SES (group A) and 20 of high SES (group...

Journal: :ЗДОРОВЬЕ НАСЕЛЕНИЯ И СРЕДА ОБИТАНИЯ - ЗНиСО / PUBLIC HEALTH AND LIFE ENVIRONMENT 2020

Journal: :Occupational Medicine and industrial ecology 2018

Journal: :Genetics and molecular research : GMR 2009
M M Morais T M Francoy R A Pereira D De Jong L S Gonçalves

The hygienic behavior of honey bees is based on a two-step process, including uncapping and removing diseased, dead, damaged, or parasitized brood inside the cell. We evaluated during periods of 1 h the time that hygienic and non-hygienic colonies of Africanized honey bees spend to detect, uncap and remove pin-killed brood using comb inserts with transparent walls placed in observation hives. W...

2007
László Varga

The purpose of this research was to assess the hygienic properties of commercially available dairy foods. The products surveyed included liquid milks (pasteurized and UHT-treated), cultured dairy products (kefir, cultured buttermilk, sour cream, yogurt, probiotic fermented milks), cheeses (quarg products, soft, semi-hard, hard, and extra hard cheeses made from bovine, caprine, and ovine milk), ...

Journal: :Journal of Animal Physiology and Animal Nutrition 2008

Journal: :Rybnoe hozâjstvo 2022

The purpose of the scientific work is to study indicators quality and safety fish culinary products for children's nutrition. object were dishes. Microbiological physico-chemical methods determined nutritional value, toxicity set shelf life products.
 article provides up-to-date information on impact factor development child's body. lack a balanced diet can lead various forms allergies, an...

2016
Mingbin Liu Jianming Ou Lijie Zhang Xiaona Shen Rongtao Hong Huilai Ma Bao-Ping Zhu Robert E. Fontaine

Previous observational studies have reported protective effects of hand-washing in reducing upper respiratory infections, little is known about the associations between hand-washing and good hygienic habits and seasonal influenza infection. We conducted a case-control study to test whether the risk of influenza transmission associated with self-reported hand-washing and unhealthy hygienic habit...

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