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Table 3 Taxonomical diversity indices in PPN communities associated with olive (mean values) according to olive-growing modalities and water supply

From: How anthropogenic changes may affect soil-borne parasite diversity? Plant-parasitic nematode communities associated with olive trees in Morocco as a case study

Olive variables

Nb of samples

N

S

E

Growing modality

 WO

88

2227 b

10.31 a

1.55 a

0.68 a

 FO

75

2751 b

9.51 a

1.58 a

0.69 a

 TR

40

4369 a

7.50 b

1.24 b

0.58 a

 HD

10

4352 a

6.90 b

1.04 b

0.50 b

Water supply

 Rainfed

171

2512 b

9.87 a

1.56 a

0.69 a

 Irrigated

42

4365 a

7.36 b

1.19 b

0.56 b

  1. The letters (ac) indicate significant differences among the variables measured according to ANOVA and Wilcoxon tests. P < 0.05
  2. WO wild olive, FO feral olive, TR traditional cultivation, HD high-density cultivation, N total number of PPN/dm3 of soil, S species richness, H′ local diversity, E evenness