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Table 2 Abundance of psyllid species in each apple orchard and year

From: Candidate insect vectors of apple proliferation in Northwest Spain

Species

Total

%

Orchard

Yeara

Effectsb

Colunga

Nava

Siero

Villa 1

Villa 2

2011

2012

Orchard

Year

Ctenarytania spatulata

2195

59.7

595

217

555

429

399

1289

906

***

***

Cacopsylla mali

717

19.5

29

687

1

445

272

***

***

Cacopsylla visci

164

4.5

10

9

118

18

9

91

73

***

ns

Cacopsylla saliceti

153

4.2

10

20

100

11

12

133

20

ns

***

Ctenarytania eucalypti

104

2.8

7

54

28

8

7

79

25

*

***

Trioza urticae

94

2.6

23

3

25

19

24

44

50

*

ns

Cacopsylla picta

79

2.1

7

31

24

3

14

30

49

**

*

Trioza remota

49

1.3

2

11

18

16

2

12

37

***

***

Cacopsylla melanoneura

27

0.7

10

4

8

2

3

13

14

ns

ns

Trioza alacris

18

0.5

7

7

3

1

3

15

*

**

Cacopsylla spp.

17

0.5

6

1

8

1

1

10

7

ns

ns

Aphalara polygoni

12

0.3

1

2

4

3

2

9

3

ns

ns

Homotoma ficus

10

0.3

5

4

1

8

2

*

ns

Cacopsylla crataegi

8

0.2

7

1

2

6

**

ns

Cacopsylla pyricola

8

0.2

1

2

4

1

5

3

ns

ns

Cacopsylla pulchra

7

0.2

2

1

3

1

4

3

ns

ns

Cacopsylla pruni

5

0.1

1

2

1

1

5

ns

*

Acizzia acaciaebaileyanae

4

0.1

1

3

3

1

ns

ns

Trioza flavipennis

3

0.1

2

1

3

ns

ns

Cacopsylla sorbi

2

0.1

1

1

2

ns

ns

Cacopsylla affinis

1

0

1

1

ns

ns

Psyllopsis fraxini

1

0

1

1

ns

ns

Total

3678

 

688

394

1599

519

478

2184

1494

***

***

%

  

18.7

10.7

43.5

14.1

13

59.4

40.6

  

# of species

22

 

16

16

19

16

15

19

20

  
  1. Differences in abundance due to orchards and years are indicated by asterisks
  2. a 45 weeks in 2011 and 51 weeks in 2012
  3. b ns—no significant
  4. * p<0.05, ** p<0.01, *** p<0.001