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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