A Welsh sheep farm is taking action to cull out a highly infectious disease from its flock with ultrasound scanning, and by introducing a range of new biosecurity measures.
8 March 2022
Ovine pulmonary adenocarcinoma (OPA) was diagnosed in the flock at Court Farm, Llanthony, near Abergavenny, in 2021, after several ewes showed clinical signs; the group were thin, were breathing heavily, and had excessive nasal discharge. There...