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Table 5 Nematode diversity, as per richness (H), evenness (EH) and dominance (D, 1-D, 1/D) indices, arising from samples taken from under different potatoes genotypes (Desiree, cisgenic Desiree, Sarpo Mira) treated with different disease management (control, chemical treatment) through the years of 2013, 2014 and 2015 at Oak Park (Carlow, Ireland)

From: A temporal assessment of nematode community structure and diversity in the rhizosphere of cisgenic Phytophthora infestans-resistant potatoes

Index

Potato genotype

Disease management

2015

2014

2013

Mean

Mean/genotype

Mean/disease management

H

Desiree

Control

2.54

2.51

2.46

2.50

2.43

2.43

Desiree

Chemical

2.54

2.07

2.48

2.36

2.33

Cisgenic Desiree

Control

2.27

2.62

2.20

2.36

2.30

 

Cisgenic Desiree

Chemical

1.34

2.8

2.58

2.24

Sarpo Mira

Control

2.55

2.46

2.26

2.42

2.40

Sarpo Mira

Chemical

2.44

2.23

2.47

2.38

Mean

2.28

2.45

2.41

 

EH

Desiree

Control

0.67

0.66

0.64

0.66

0.64

0.64

Desiree

Chemical

0.65

0.56

0.64

0.62

0.63

Cisgenic Desiree

Control

0.63

0.69

0.57

0.63

0.61

 

Cisgenic Desiree

Chemical

0.34

0.75

0.69

0.59

Sarpo Mira

Control

0.65

0.63

0.61

0.63

0.65

Sarpo Mira

Chemical

0.76

0.58

0.66

0.67

Mean

0.62

0.65

0.64

 

D

Desiree

Control

0.10

0.10

0.11

0.10

0.11

0.12

Desiree

Chemical

0.10

0.18

0.09

0.12

0.15

Cisgenic Desiree

Control

0.15

0.09

0.16

0.13

0.16

 

Cisgenic Desiree

Chemical

0.38

0.08

0.10

0.19

Sarpo Mira

Control

0.12

0.13

0.14

0.13

0.13

Sarpo Mira

Chemical

0.11

0.15

0.12

0.13

Mean

0.16

0.12

0.12

 

1-D

Desiree

Control

0.90

0.90

0.89

0.90

0.89

0.88

Desiree

Chemical

0.90

0.82

0.91

0.88

0.85

Cisgenic Desiree

Control

0.85

0.91

0.84

0.87

0.84

 

Cisgenic Desiree

Chemical

0.62

0.92

0.90

0.81

Sarpo Mira

Control

0.88

0.87

0.86

0.87

0.87

Sarpo Mira

Chemical

0.89

0.85

0.88

0.87

Mean

0.84

0.88

0.88

 

1/D

Desiree

Control

10.41

10.00

9.09

9.83

9.33

8.53

Desiree

Chemical

9.80

5.56

11.11

8.82

8.38

Cisgenic Desiree

Control

6.61

11.11

6.25

7.99

8.19

 

Cisgenic Desiree

Chemical

2.67

12.50

10.00

8.39

Sarpo Mira

Control

8.45

7.69

7.14

7.76

7.85

Sarpo Mira

Chemical

8.80

6.67

8.33

7.93

Mean

7.79

8.92

8.65

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