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Volume 30, Number 8—August 2024
Research

Emergence of Bluetongue Virus Serotype 3, the Netherlands, September 2023

Melle Holwerda1Comments to Author , Inge M.G.A. Santman-Berends1, Frank Harders, Marc Engelsma, Rianka P.M. Vloet, Eveline Dijkstra, Rene G.P. van Gennip, Maria H. Mars, Marcel Spierenburg, Lotte Roos, René van den Brom1, and Piet A. van Rijn1
Author affiliations: Wageningen Bioveterinary Research, Lelystad, the Netherlands (M. Holwerda, F. Harders, M. Engelsma, R.P.M. Vloet, R.G.P. van Gennip, P.A. van Rijn); Royal GD, Deventer, the Netherlands (I.M.G.A. Santman-Berends, E. Dijkstra, M.H. Mars, L. Roos, R. van den Brom); Netherlands Food and Consumer Product Safety Authority, Utrecht, the Netherlands (M. Spierenburg); North-West University, Potchefstroom, South Africa (P.A. van Rijn)

Main Article

Figure 4

Density of sheep or cattle per 2-digit postal code and number of confirmed cases of bluetongue virus serotype (BTV-3)–positive flocks or herds in the Netherlands, September 2023. Gray shading indicates the density of animals. A–D) Distribution of sheep flocks infected with BTV-3. A) Initial 4 cases of BTV-3–infected sheep flocks notified on September 3, 2023. Confirmed sheep cases during calendar week 36 (B), calendar week 37 (C), and calendar week 38 (D). E–G) Distribution of cattle herds infected with BTV-3. Confirmed cases of infected cattle herds during calendar week 36 (E), calendar week 37 (F), and calendar week 38 (G).

Figure 4. Density of sheep or cattle per 2-digit postal code and number of confirmed cases of bluetongue virus serotype (BTV-3)–positive flocks or herds in the Netherlands, September 2023. Gray shading indicates the density of animals. A–D) Distribution of sheep flocks infected with BTV-3. A) Initial 4 cases of BTV-3–infected sheep flocks notified on September 3, 2023. Confirmed sheep cases during calendar week 36 (B), calendar week 37 (C), and calendar week 38 (D). E–G) Distribution of cattle herds infected with BTV-3. Confirmed cases of infected cattle herds during calendar week 36 (E), calendar week 37 (F), and calendar week 38 (G).

Main Article

1These authors contributed equally to this article.

Page created: June 13, 2024
Page updated: July 20, 2024
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