Assertion: date palm's root | /r/CapableOf | develop with strong geotropism
Facets:
value: in the 4th zone
type: LOCATION
value: below ground level
type: LOCATION
value: in search for water
type: PURPOSE
Source sentences:
text: Finally in the 4th zone, some 2 m below ground level, roots may develop with a strong geotropism, in search for water, when this is not available in sufficient quantities in the higher zones.