All entries for Friday 20 July 2018
July 20, 2018
AHDB Aphid News
The latest edition of AHDB Aphid News - for the week ending 15th July is available.
- The peach–potato aphid was recorded from all suction trap sites, with numbers increasing at six. The highest number was recorded from Hereford (445).
- The potato aphid was caught at nine sites, with increasing numbers at eight. Numbers reached double figures at Dundee (32) and Gogarbank (14).
- The black bean aphid was caught at twelve sites, increasing at eight. The highest number recorded was from Silwood (65).
- The mealy cabbage aphid was recorded from twelve sites, increasing at six, but decreasing in the South. There was also a hotspot at Hereford (529).
- Currant-lettuce aphids were recorded from six traps this week across Britain, most of the sites also recorded more than single individuals.
- The willow ̶carrot aphid was caught at 10 sites in single figures this week, with numbers increasing at six.
- The pea aphid was recorded from all sites and increased in number at eight. Numbers reached three figures at Writtle (189) and Kirton (131).
Rosemary Collier
20 Jul 2018 16:56
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Pest update from Wellesbourne
Between 17th and 19th July our 3 yellow water traps captured:
- Cabbage root flies - 3 male and 5 female
- Bean seed flies - 7
- Pollen beetles - 143
- Flea beetles - 170
- Cabbage stem weevil - 6
- Cabbage seed weevil - 0
- Cabbage stem flea beetle - 12
We caught 5 carrot flies on 3 sticky traps in our carrots.
There were 3 diamond-back moths, 4 silver Y moths, no cabbage moths and no turnip moths in our traps (2 traps per pest).
There were 19 cabbage root fly eggs around our 15 brassica plants.
Rosemary Collier
20 Jul 2018 11:02
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