A-275 : Dynamic of number coliform bacteria in waters from experimental fields   Igor Kljujev, Vera Raicevic Faculty of Agriculture, Zemun-Belgrade, Nemanjina 6, ikljujev@agrifaculty.bg.ac.yu     Abstract     Potentional risk for human infection are vegetables and fruits, which are contaminated with pathogenic bacteria. Source this contamination are waters for irrigation, underground waters, surface waters […]