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Vu Thi Thu Tra ; Pham Hong Ngan ; Duong Van Nhiem.. Vu Thi Thu Tra, Pham Hong Ngan, Duong Van Nhiem, Ngo Minh Ha and Unger, F. 2015. Biosecurity practices in small-scale pig farms in Hung Yen and Nghe An, Vietnam. Presented at Tropentag 2015, Berlin, Germany, 16-18 September 2015. Hanoi, Vietnam: Vietnam National University of Agriculture..
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2016