A total of 1554 aphids (Myzus persicae and Macrosiphum euphorbiae) were caught in the BBRO yellow water pan network. All of these aphids were tested via qPCR and 4/1554 were found positive for the beet poleroviruses (BMYV and/or BChV). These aphids were:

Yaxley 25/4/24

Biggleswade 7/5/24, 9/5/24

East Ruston 13/5/24

(As a control all aphids were also tested for the closely related non-beet virus ‘Turnip yellows virus’, 1414/1554 aphids were found positive for TuYV).

Data was collected from the 8th April - 28th June 2024

Please refer to the maps for data. The presence of green wingless aphids found on the crop will trigger a change on the map as follows:

• Grey map point =  no data received
• Green map point = data received, no aphids found
• Amber map point = data received with aphids found but below spray threshold
• Red map point = data received with green wingless aphids found and spray threshold reached.

The information below provides the most recent data in location to the postcode provided.