Update on Rothamsted suction trap captures – week ending 31st July
A new edition of the Rothamsted Insect Survey Aphid Bulletin has been published (week ending 31st July). The latest edition of AHDB APHID News is here.
- Numbers of peach–potato aphid (Myzus persicae) increased very slightly on last week, with the highest numbers at Kirton (11).
- The numbers of willow ̶carrot aphid (Cavariella aegopodii) flying are low everywhere.
- A single currant-lettuce aphid (Nasonovia ribisnigri) was caught at Edinburgh.
- Numbers of parsnip aphids are low (Cavariella pastinaceae Newcastle 1, York 6, Preston 2, Broom's Barn 1, Rothamsted 2, Writtle 1, Wellesbourne 1 and Starcross 3, but no Cavariella theobaldi).
- Numbers of the black bean aphid (Aphis fabae) remain very low, but it was caught at eight sites spread right across the UK this week.
- The pea aphid was caught at nine sites with highest numbers at Kirton (28) and Broom’s Barn (42).
Add a comment
You are not allowed to comment on this entry as it has restricted commenting permissions.