All entries for Wednesday 10 July 2013

July 10, 2013

Willow–carrot aphid at Wellesbourne

The willow-carrot aphids on our carrot plot at Wellesbourne are now becoming more heavily-parasitised:

Date

Winged aphids

Wingless aphids

Parasitised aphids

31 May

5

0

0

4 June

10

2

0

10 June

38

13

0

18 June

44

55

1

25 June

20

778

9

2 July

22

1415

56

9 July

7

895

355

Counts are on 3 x 0.5 m lengths of row.


July 2013

Mo Tu We Th Fr Sa Su
Jun |  Today  | Aug
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 31            

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