All entries for October 2015

Aphid and Turnip yellows virus News

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

• 12-19/10/2015. No M. persicae were caught (12 yellow water traps).
• 12-18/10/2015. From the Rothamsted Insect Survey suction trap catch, no M. persicae were caught.

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

• 12-19/10/2015. 2 Individuals of M. persicae were caught (12 yellow water traps), 1 of these individuals was carrying TuYV.
• 12-18/10/2015. From the Rothamsted Insect Survey suction trap catch, 2 individuals of M. persicae were caught (12 yellow water traps), 1 of these individuals was carrying TuYV.

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 : 27 Oct 2015 10:24 |  Tags: Aphid Tuyv |  Comments (0) |  Close comments |  Report a problem

Aphid and Turnip yellows virus News

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

• 5-12/10/2015. One individual of M. persicae was caught (12 yellow water traps). This individual was carrying TuYV.
• 5-11/10/2015. From the Rothamsted Insect Survey suction trap catch, no M. persicae were caught.

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

• 5-12/10/2015. 19 Individuals of M. persicae were caught (12 yellow water traps), 13 of these individuals (68%) were carrying TuYV.
• 5-11/10/2015. From the Rothamsted Insect Survey suction trap catch, 11 individuals of M. persicae were caught (12 yellow water traps), 9 of these individuals (82%) were carrying TuYV.

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 : 20 Oct 2015 14:43 |  Tags: Aphid Tuyv |  Comments (0) |  Close comments |  Report a problem

Pest update from Wellesbourne

Today we found:

• 0 male and 3 female cabbage root flies (3 water traps)
• 24 bean seed flies (3 traps)
• 10 carrot flies (3 traps)
• 1 cabbage root fly egg (15 cauliflower plants)

We will only be trapping carrot fly from now onwards.

Rosemary Collier : 13 Oct 2015 14:56 |  Comments (0) |  Close comments |  Report a problem

Aphid and Turnip yellows virus News

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

• 28/09-5/10/2015. No M. persicae were caught (12 yellow water traps).
• 28/09-4/10/2015. From the Rothamsted Insect Survey suction trap catch, no M. persicae were caught.

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

• 28/09-5/10/2015. 17 Individuals of M. persicae were caught (12 yellow water traps), 12 of these individuals (71%) were carrying TuYV.
• 28/09-4/10/2015. From the Rothamsted Insect Survey suction trap catch, 2 individuals of M. persicae were caught (12 yellow water traps). One of these individuals was carrying TuYV.

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 : 13 Oct 2015 10:19 |  Comments (0) |  Close comments |  Report a problem

Update on Rothamsted suction trap captures

The latest edition of the Rothamsted Suction Trap Bulletin is attached and relates to the week ending 4 October. In general the numbers of aphid species important to vegetable and salad crops remain low.

However, numbers of willow-carrot aphid are increasing and these my be individuals returning to the overwintering host (willow).

bulletin_26_2015.pdf

Rosemary Collier : 09 Oct 2015 16:01 |  Comments (0) |  Close comments |  Report a problem

Pest update from Wellesbourne

Today we found:

• 0 male and 4 female cabbage root flies (3 water traps)
• 7 bean seed flies (3 traps)
• 7 carrot flies (3 traps)
• 1 cabbage root fly egg (15 cauliflower plants)
• 4 brassica flea beetles (3 traps)

Rosemary Collier : 09 Oct 2015 15:53 |  Comments (0) |  Close comments |  Report a problem

Pest update from Wellesbourne

Yesterday we found:

• 1 male and 11 female cabbage root flies (3 water traps)
• 48 bean seed flies (3 traps)
• 8 carrot flies (3 traps)
• 5 cabbage root fly eggs (15 cauliflower plants)
• 8 brassica flea beetles (3 traps)
• 5 small white butterflies (3 traps)

Rosemary Collier : 07 Oct 2015 16:06 |  Comments (0) |  Close comments |  Report a problem

Aphid and Turnip yellows virus News

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

• 24-28/09/2015. One individual of M. persicae was caught (12 yellow water traps). This individual was not carrying TuYV.
• 21-27/09/2015. From the Rothamsted Insect Survey suction trap catch, no M. persicae were caught.

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

• 24-28/09/201. 14 Individuals of M. persicae were caught (12 yellow water traps), 12 of these individuals (86%) were carrying TuYV.
• 21-27/09/2015. From the Rothamsted Insect Survey suction trap catch, 2 individuals of M. persicae were caught (12 yellow water traps), both these individuals (100%) were carrying TuYV.

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 : 06 Oct 2015 10:03 |  Tags: Aphid Tuyv |  Comments (0) |  Close comments |  Report a problem

Pest update from Wellesbourne

Yesterday we found:

• 0 male and 7 female cabbage root flies (3 water traps)
• 38 bean seed flies (3 traps)
• 4 carrot flies (3 traps)
• 3 cabbage root fly eggs (15 cauliflower plants)
• 10 brassica flea beetles (3 traps)
• 17 small white butterflies (3 traps)

Cabbage whitefly is abundant on our plots of kale. There is a small infestation of currant-lettuce aphid on our trial plots. Cabbage aphid numbers are building up in some of our brassica plots.

Rosemary Collier : 03 Oct 2015 07:05 |  Comments (0) |  Close comments |  Report a problem

Update on Rothamsted suction trap captures

The latest edition of the Rothamsted Suction Trap Bulletin is attached and relates to the week ending 27 September. In general the numbers of aphid species important to vegetable and salad crops remain low.

bulletin_25_2015.pdf

Rosemary Collier : 02 Oct 2015 11:42 |  Comments (0) |  Close comments |  Report a problem