[no abstract available]

background and aims: the main cause of many problems in developing countries is related to the provision of safe drinking water. since the health of drinking water is important in the busy centers such as hospitals, clinics and health centers, this study was done to investigate the role of water coolers connected to the municipal system in microbial quality of drinking water in behbahan city. m...

The objective was to evaluate the water intake and ingestive behavior of sheep fed diets containing silages cactus pear combined with tropical forages. Forty without defined breed, intact, initial average weight 22.65 ± 1.01 kg were distributed in a completely randomized design 5 treatments 8 replications. experimental consisted silage (CPS), + buffel grass (CPBS), gliricidia (CPGS), pornunça (...

background and purpose: school, as a reliable place in educating students, has an important role in training. the aim of this study was the assessment of environmental health of primary schools in norabad mamasani city of fars province. materials and methods: in this analytical-descriptive and cross-sectional study, all of 26 primary schools in norabad mamasani city were surveyed by using censu...

background: a laboratory study was conducted to investigate the ability of a special type of strongly basic resin mp500ws for the removal of nitrate from different waters. methods: two different types of point-of-use (pou) devices containing an identical resin were used. mp500ws known as macro porous was used in pou devices for removal of high concentrations of nitrate and sulfate ions from wat...