All entries for Tuesday 30 May 2017
May 30, 2017
Pest update from Wellesbourne
Between Friday and today we caught:
On 3 sticky traps in each of our carrot plots:
- 33 carrot flies - overwintered carrots
- 153 carrot flies - spring-sown carrots
In 3 water traps in a new plot of swedes.
- 0 male cabbage root flies and 1 female
-
15 bean seed flies
-
230 pollen beetles
-
142 flea beetles
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15 cabbage stem weevils
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39 cabbage seed weevils
-
2 cabbage stem flea beetles
We also recovered 28 cabbage root fly eggs from the soil around 15 cauliflower plants.
We set up pheromone traps for silver Y moth, diamond-back moth and turnip moth on 18th April and caught 1 diamond-back moth, 1 silver Y moth and 4 turnip moths (2 traps per species).
We have also caged some areas planted with narcissus in order to record emergence of large narcissus fly - four more caught today!