The burials generally appear to intrude into occupation midden deposits .
Researchers have determined it difficult to make particular inferences from them ; only noting that in later Andean periods , child burials were often associated with fertility rituals .
The burials generally appear to intrude into occupation midden deposits , and researchers have determined it difficult to make particular inferences from them ; only noting that in later Andean periods , child burials were often associated with fertility rituals .