Items where Author is "S., Widyarini"
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Y. M., Utami and S., Widyarini and M. H., Wibowo (2023) Comparative biological pathotyping of newcastle disease virus sub-genotypes VIIg, VIIh, and VIIi in Specific Pathogen Free (SPF) chickens. Tropical Animal Science Journal, 46 (2): 6. pp. 172-179. ISSN 2615-787X