فهرس المقالات A K M Pervez المقاله 1 - Effects of Community-Based Paid Extension on Reducing Vulnerability of Smallholder Dairy Farmers of Southwest Bangladesh Md. Ektear Uddin A K M Pervez Qijie Gao Md. Rahman Md. Islam International Journal of Agricultural Management and Development , العدد 4 , السنة 7 , تابستان 2017