All entries for Saturday 05 September 2015

September 05, 2015

AHDB Project FV 416b – cabbage root fly egg counts in Cornwall

The egg counts from early July up to Monday 31st August are as follows - they show the mean numbers of eggs per plant per week found around a sample of 20 plants per location:

	Helston	Hayle	Gwithian	Truro	St Columb
06-Jul	2.3	0.55	0.4	1.8	2.6
13-Jul	3.95	0.8	0.8	12	0.45
20-Jul	1.05	0.3	1.7	1.15	0.4
27-Jul	0.45	0.65	0.05	0.4	0.95
03-Aug	1.9	1.55	0.15	0.5	1.1
10-Aug	0.55	0.95	0.35	0.35	1.55
17-Aug	0.3	0.84	0.1	0.1	1.9
24-Aug	0.05	0.37	0.05	0.15	1.8
31-Aug	0	0.21	0.05	0.25	0.45

Rosemary Collier : 05 Sep 2015 12:42 | Comments (0) | Close comments | Report a problem

Pest update from Wellesbourne

Yesterday we found:

9 male and 12 female cabbage root flies (3 water traps)
12 bean seed flies (3 traps)
8 carrot flies (3 traps) in our new carrots
36 cabbage root fly eggs (15 cauliflower plants)
24 brassica flea beetles (3 traps)
14 small white butterflies (3 traps)

Rosemary Collier : 05 Sep 2015 12:25 | Comments (0) | Close comments | Report a problem

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Update – Wellesbourne, 09–15/10/2017, Suction, 12 caught, 0% carrying TuYV Kirton, 09–15/10/2017, Su… by Angela Hambidge on this entry
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