All entries for Friday 16 August 2019
August 16, 2019
The latest edition of AHDB Aphid News has been released for the week ending 11th August.
Very low numbers of peach-potato aphid (2), potato aphid (0), willow-carrot aphid (1), cabbage aphid (1), currant-lettuce aphid (0), pea aphid (2) and black bean aphid (1) were captured in suction traps during the week ending 11th August.
When the water traps in the swede plot were checked today there were:
- 115 male and 30 female cabbage root flies
- 44 bean seed flies
- 9 flea beetles
- 59 pollen beetles
- 5 cabbage stem weevils
- 17 cabbage stem flea beetles
- 0 cabbage seed weevils
There were 22 carrot flies on the 3 sticky traps in the new plot for 2019.
8 cabbage root fly eggs were laid between 13th and 16th August (around 15 plants).
Two diamond-back moths, 0 turnip moths, 1 silver Y moth and no cabbage moths were captured in pheromone traps. There are 2 traps for each species.