Rhizobacteria Communities of Phytoremediation Plant Species in Petroleum Hydrocarbon Contaminated Soil of the Sudd Ecosystem, South Sudan

Table 1

PERMANOVA analysis of interaction effects of plant species, organic manure, and hydrocarbons on bacterial community based on Bray–Curtis dissimilarity.

Factor	Df	SS	MS	F. Model	R^2	Pr (>F)
Plant species	4	0.5899	0.5987	3.9978	0.02941	0.081
Plant species: manure	1	0.9233	0.32611	3.0066	0.05130	0.009
Plant species: hydrocarbon	1	0.6157	0.18444	1.5462	0.09255	0.001
Interaction	4	0.9845	0.3217	2.2381	0.13421	0.002
Residuals	95	13.1882	0.13977	—	0.80211	—
Total	105	15.3171	—	—	1	—

Df = degrees of freedom; SS = sum of squares; MS = mean squares; F. Model = F-test value for model; R² = R-squared; Pr (>F) =  value.