All entries for Friday 15 September 2017

September 15, 2017

AHDB Aphid News

The latest edition of AHDB Aphid News has just been published.


  • Black bean aphids were caught at four sites, with the highest number being caught at Preston (6) this week in the ST (suction traps).
  • Peach・potato aphids (Myzus persicae) were caught at five sites this bulletin week in the ST.
  • Single mealy cabbage aphids (Brevicoryne brassicae) were caught at Kirton and Wellesbourne in the ST this bulletin week.
  • No currant-lettuce aphid (Nasonovia ribisnigri) was caught in the ST this week.
  • Willow ̶ carrot aphids (Cavariella aegopodii) were caught at Dundee (19), Kirton (2) and Wellesbourne (1) this week.
  • The parsnip aphid (Cavariella pastinacae) was caught at Newcastle (5), York (2) and Preston (2) this week.
  • The parsnip aphid (Cavariella theobaldi) was caught at Dundee (1), York (1) and Writtle (1) this week.

Pest update from Wellesbourne

Between Tuesday and today we found the following:

On 3 sticky traps:

  • 21 carrot flies

In 3 water traps in a plot of swedes.

  • 37 male cabbage root flies and 19 females
  • 43 bean seed flies
  • 3 pollen beetles
  • 9 flea beetles
  • 1 small white butterfly

We recovered 2 cabbage root fly eggs from the soil around 15 cauliflower plants (new plants).

We caught 2 turnip moths and 2 silver Y moths in our pheromone traps.


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  • Update – Wellesbourne, 09–15/10/2017, Suction, 12 caught, 0% carrying TuYV Kirton, 09–15/10/2017, Su… by Angela Hambidge on this entry
  • Update Spalding 28/9 02/10/2017 YWT 12 caught, 25% carrying TuYV. by Angela Hambidge on this entry
  • Update – Wellesbourne 02 – 08/10/2017 Suction, 11 caught, 14% carrying TuYV 09 – 12/10/2017 YWT, 1 c… by Angela Hambidge on this entry
  • Update – Wellesbourne 11/9 – 17/9/2017 Suction trap 1 aphid 0% carrying TuYV Wellesbourne 21/9 – 25/… by Angela Hambidge on this entry
  • Update – Kirton, Lincolnshire 28/8–03/09/2017 Suction trap 4 aphids 33% carrying TuYV Spalding, Linc… by Angela Hambidge on this entry

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