Assertion: date palm's root | /r/HasProperty | observed at all the oases
Facets:
Source sentences:
text: A decreasing contribution to the total bacteria community, from the bulk soils to the root tissues (bulk 54%, rhizosphere 9% and root 1%) of the pool including Actinobacteria, Acidobacteria, Bacteroidetes and Chloroflexi was observed at all the oases.