SANTOSA, P. E.; SUTRISNA, R. Antibody titre avian influenza and Newcastle Disease in blood serum of growing ducks Gived Defferent Crude Protein Ration and vaccinated with Vaksimune NDL AI®. Jurnal Penelitian Pertanian Terapan, [S. l.], v. 17, n. 1, 2017. DOI: 10.25181/jppt.v17i1.3. Disponível em: https://jurnal.polinela.ac.id/jppt/article/view/3. Acesso em: 19 apr. 2024.