Abdul-Hamza, H. kadhum and Mohammed, G.J. 2019. The inhibitory effect of some nanoparticles on biofilm formation of Streptococcus agalactiae. Al-Qadisiyah Journal of Pure Science. 24, 2 (Sep. 2019). DOI:https://doi.org/10.29350/jops.2019.24.2.951.