This year several UK brassica growers are going to monitor diamond-back moths in their crops using pheromone traps. The results will be summarised on this web page.
If anyone else would like to contribute monitoring data to this site please contact rosemary dot collier at warwick dot ac dot uk.
The table below summarises the numbers of moths captured in pheromone traps in commercial brassica crops in 7 regions.
|Date||Cornwall||Devon||Warwickshire (2 traps)||Lincolnshire||Yorkshire||Lancashire||Fife|
1 (since 10 April)
|13 Apr||0 (since 5 April)||0 (since 9 April)|
|10 Apr||0 (since 3 April)|
|9 Apr||Traps set|
|5 Apr||Traps set|
|3 Apr||Traps set|
This activity is supported by the participating growers, FMC and AHDB.
While the University or Warwick and the Agriculture and Horticulture Development Board seek to ensure that the information contained within this document is accurate at the time of production, no warranty is given in respect thereof and, to the maximum extent permitted by law, these organisations accept no liability for loss, damage or injury howsoever caused (including that caused by negligence) or suffered directly or indirectly in relation to information and opinions contained in or omitted from this document.
Because of the biological nature of the work it must be borne in mind that different circumstances and conditions could produce different results. Therefore, care must be taken with interpretation of the results, especially if they are used as the basis for commercial product recommendations.