All entries for Wednesday 16 September 2015

AHDB project FV 416b – egg counts in Cornwall

The egg counts are in the attached file. They show the mean numbers of eggs per plant per week found around a sample of 20 plants per location.

egg_counts_in_cornwall_14_sep_2015.pdf

Rosemary Collier : 16 Sep 2015 10:05 |  Comments (0) |  Close comments |  Report a problem

Aphid and Turnip yellows virus News

Brassica virus and peach potato aphid update from Wellesbourne, Warwickshire:

• 03-10/09/2015, no M. persicae were caught (12 yellow water traps).
• 31/08-06/09/2015, From the Rothamsted Insect Survey suction trap catch, no M. persicae were identified.

Brassica virus and peach potato aphid update from Kirton, Lincolnshire:

• 03-07/09/2015, no M. persicae were caught (12 yellow water traps).
• 07-10/09/2015, 1 individual of M. persicae was caught (12 yellow water traps). This individual was carrying TuYV.
• 31/08-06/09/2015, From the Rothamsted Insect Survey suction trap catch, no M. persicae were identified.

Turnip Yellows Virus (TuYV), formerly known as Beet western yellows virus, is a very important pathogen of vegetable brassicas and oilseed rape. It is spread by the peach potato aphid (Myzus persicae). This data is collected with funding from the BBSRC Horticulture And Potato Initiative (HAPI).

Press release on the new round of HAPI projects involving the University of Warwick

Diana Katschnig and Angela Hambidge, Plant-Virus Interactions Group, University of Warwick

Diana Katschnig : 16 Sep 2015 09:27 |  Tags: Aphid Tuyv |  Comments (0) |  Close comments |  Report a problem