All entries for Saturday 04 June 2016

A few more parsnip aphids captured

Mark Taylor from the Rothamsted Insect Survey has reported that in the suction-traps for the week 23-29/5 they caught 4 Cavariella pastinaceae at Preston and one Cavariella theobaldi at Rothamsted (none elsewhere).

Rosemary Collier : 04 Jun 2016 06:31 |  Comments (0) |  Close comments |  Report a problem

Update on Rothamsted suction trap captures

The latest issue of AHDB Aphid News has been publishedand the corresppondng bulletin can be found here.

• The peach–potato aphid was caught at 11 sites, with hotspots at Writtle (61), Rothamsted (42) and Wellesbourne (33).
• The willow ̶ carrot aphid was caught at 13 sites, with hotspots at Writtle (193), Preston (94) and Kirton (96).
• The pea aphid was caught at 11 sites, with a hotspot at Rothamsted (40).
• The cabbage aphid was caught at 10 sites this week, including first arrivals at York (27/5) and Silwood (24/5) with hotspots at Wellesbourne (44) and Hereford (35).
• Two black bean aphids were caught at Starcross this week.
• Single currant-lettuce aphids were caught at Hereford and Rothamsted.
• Tree aphids dominate the current suction-trap samples.

Rosemary Collier : 04 Jun 2016 06:18 |  Comments (0) |  Close comments |  Report a problem

Pest update from Wellesbourne for Friday 3rd June

There were 29 carrot flies on the 3 sticky traps.

In the water traps (3) there were:

• 0 male and 2 female cabbage root flies
• 42 bean seed flies
• 0 pollen beetles
• 0 flea beetles

In the pheromone traps (2 traps each species) there were:

• 4 turnip moths
• no silver Y moths,
• 40 diamond-back moths confirming the occurrence of the large recent migration
• no cabbage moths

There were 6 cabbage root fly eggs (15 cauliflower plants).

Rosemary Collier : 04 Jun 2016 06:13 |  Comments (0) |  Close comments |  Report a problem