کر, یوسف

[ 1 ] - بررسی کیفیت میکروبی آب باران ذخیره شده در آب انبارهای مناطق روستائی شهرستان گمیشان در سال 1392

Background and purpose: Due to inadequate quantity and low quality of water resources in rural regions of Gomishan (Golestan province), local residents use cisterns for household water. Therefore, it is necessary to investigate the hygienic situation of these cisterns.  Materials and methods: In this study, water samples were obtained from 31 villages using random sampling (two times; t...