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Monitoring carrot fly at Wellesbourne

We will be monitoring our carrot fly population at Wellesbourne this year.

Date Total number of carrot flies on 3 traps  
  Overwintered carrots Spring-sown carrots
29 Oct   17
25 Oct   8
22 Oct   12
18 Oct   5
15 Oct   12
11 Oct   11
8 Oct   20
4 Oct   20
1 Oct   13
27 Sep   19
24 Sep   14
20 Sep   8
17 Sep   0
13 Sep   4
10 Sep   6
6 Sep   4
3 Sep   3
30 Aug   3
27 Aug 24   7
23 Aug 24   3
20 Aug 24   4
16 Aug 24   5
13 Aug 24   8
9 Aug 24   7
6 Aug 24   14
2 Aug 24   14
30 Jul 24   38
26 Jul 24   31
23 Jul 24  

59 (1st sowing), 36 (2nd sowing)

19 Jul 24  

14 (1st sowing), 2 (2nd sowing)

16 Jul 24   24 (1st sowing), 9 (2nd sowing)
12 Jul 24   48 (1st sowing), 1 (2nd sowing)
9 Jul 24   24 (1st sowing), 4 (2nd sowing)
5 Jul 24   9 (1st sowing), 0 (2nd sowing)
2 Jul 24  

3 (1st sowing), 0 (2nd sowing)

28 Jun 24   3
25 Jun 24   1
21 Jun 24   6
18 Jun 24   3
14 Jun 24   2
11 Jun 24   3
7 Jun 24   2
4 Jun 24   14
31 May 24   14
28 May 24   17
24 May 24   10
21 May 24 6 57
17 May 24 12  
14 May 24 29  
10 May 24 43  
7 May 24 47  
3 May 24 35  
30 Apr 24 15  
26 Apr 24 2  
23 Apr 24 0  
16 Apr 24 0  
9 Apr 24 0  
2 Apr 24 0  
26 Mar 24 0  
19 Mar 24 0  
12 Mar 24 0  
5 Mar 24 0  
 
   

We've evaluated commercially-available SMART traps to monitor carrot fly as part of the EU Horizon 2020 SmartProtect H2020 – IPM THEMATIC NETWORK (smartprotect-h2020.eu) The trap surface can be photographed at set times and viewed online.