Mutaleb, M., Rahman, M., Huda, N., Ullah, H. and Hossain, M. 2013. Influence of farm conditions on the production of hygienic milk. University Journal of Zoology, Rajshahi University. 31, (Jun. 2013), 91–92. DOI:https://doi.org/10.3329/ujzru.v31i0.15441.