Table 10 Simpson’s diversity and dominance indices of Moringa species in Egypt.

From: Genetic, phytochemical and morphological identification and genetic diversity of selected Moringa species

Diversity parameters

Moringa peregrina

Moringa oleifera

Moringa stenopetala

Total

# individuals

22

38

16

76

Simpson Index (D) = Σ ni(ni-1)/N(N-1)

0.280

0.852

0.145

0.370

Dominance Index = (1-D)

0.720

0.148

0.855

0.630

Simpson’s Reciprocal Index = 1/D

3.571

1.174

6.875

2.704

  1. ni= number of individuals belonging to species i, N is the total number of individuals.
Back to article page