All entries for Friday 13 May 2016

Update on suction trap captures

The latest issue of AHDB Aphid News can be found here. It covers trap captures between 2nd and 8th May. The corresponding Rothamsted Insect Survey Bulletin can be found here.

• Peach-potato aphids were caught at 8 sites and have also been found in water traps in south-west England and East Anglia.
• Potato aphids were caugth at 3 sites.
• Pea aphids were caught at 8 sites.
• Willow carrot aphids were caught at 11 sites, with a hotspot at Kirton (37). Winged willow-carrot aphids and their young have been found on carrot plants at Wellesbourne.
• The first cabbage aphids of the year were caght at Wye and cabbage aphids ahve been seen on spring-planted brassicas in south-east and south-west England.
• The first black-bean aphids were caught at Ayr and Starcross.
  

Rosemary Collier : 13 May 2016 22:42 |  Comments (0) |  Close comments |  Report a problem

Pest counts today

Today there were 4 carrot flies on traps in our overwintered carrots (3 traps) and 206 carrot flies on traps in newly-emerged carrots (3 traps).

In the water traps (3) there were:

• 80 male and 10 female cabbage root flies
• 313 bean seed flies
• 23 pollen beetles
• 4 flea beetles
• 4 cabbage stem weevils

There were 21 cabbage root fly eggs (15 cauliflower plants).

Rosemary Collier : 13 May 2016 22:28 |  Comments (0) |  Close comments |  Report a problem