June 25, 2015

FV 416b – cabbage root fly egg counts in Cornwall

The egg counts up to Monday 22nd June are as follows - they show the mean numbers of eggs per week found around a sample of 20 plants per location:

  Helston Hayle Gwithian Truro St Columb
20-Apr 0.2 1.2 0.3 0.3 0.9
27-Apr 0.9 12.0 2.1 1.2 18.0
05-May 0.8 12.2 8.2 4.0 4.1
11-May 2.6 20.1 2.8 3.1 5.7
18-May 4.7 17.1 1.7 5.6 19.8
25-May 2.3 7.4 0.4 0.7 18.4
01-Jun 0.3 4.1 1.1 0.9 0.9
08-Jun 0.6 5.4 0.3 0.2 1.0
15-Jun 0.3 2.2 0.5 0.3 1.4
22-Jun 0.7 4.6 0.8 0.5 0.4

Rosemary Collier : 25 Jun 2015 17:58 |  Comments (0) |  Report a problem

- No comments Not publicly viewable

Add a comment

You are not allowed to comment on this entry as it has restricted commenting permissions.

June 2015

Mo Tu We Th Fr Sa Su
May |  Today  | Jul
1 2 3 4 5 6 7
8 9 10 11 12 13 14
15 16 17 18 19 20 21
22 23 24 25 26 27 28
29 30               

Search this blog

Tags

Galleries

Most recent comments

  • Update – Wellesbourne, 09–15/10/2017, Suction, 12 caught, 0% carrying TuYV Kirton, 09–15/10/2017, Su… by Angela Hambidge on this entry
  • Update Spalding 28/9 02/10/2017 YWT 12 caught, 25% carrying TuYV. by Angela Hambidge on this entry
  • Update – Wellesbourne 02 – 08/10/2017 Suction, 11 caught, 14% carrying TuYV 09 – 12/10/2017 YWT, 1 c… by Angela Hambidge on this entry
  • Update – Wellesbourne 11/9 – 17/9/2017 Suction trap 1 aphid 0% carrying TuYV Wellesbourne 21/9 – 25/… by Angela Hambidge on this entry
  • Update – Kirton, Lincolnshire 28/8–03/09/2017 Suction trap 4 aphids 33% carrying TuYV Spalding, Linc… by Angela Hambidge on this entry

Blog archive

Loading…

HDC

Not signed in
Sign in

Powered by BlogBuilder
© MMXXIV