All entries for Friday 22 April 2016
April 22, 2016
Today there were 5 carrot flies (3 traps).
In the water traps (3) there were:
- 35 male and 6 female cabbage root flies
- 55 bean seed flies
- 56 pollen beetles
- 8 flea beetles
- 7 cabbage stem weevils
There were no cabbage root fly eggs (15 cauliflower plants).
The latest issue of AHDB Aphid News has just been released.
- Many reports have been received of large numbers of cabbage aphids (Brevicoryne brassicae) on individual plants in winter oil seed rape in the South West and the West Midlands.
- No peach–potato aphids have been caught in the suction-trap this week, but a single potato aphid (Macrosiphum euphorbiae) was caught at Rothamsted, four weeks earlier than the 10-yr average.
- Single willow ̶carrot aphids were caught at three sites this week (Broom's Barn, Writtle and Wye), including a first arrival at Wye.