Table 1.

Survey results for ontology use in databases for each data type (from 29 respondents)

	Sequence (27)	Marker (18)	QTL (15)	Germplasm (16)	Phenotype (20)	Genotype (18)
GO	17	1	2			1
SO	10	1				2
PO	4	2	2	2	1
Trait ontologies: TO/VT/LPT	1	1	7	2	3
CO			1		3
Other ref ontology	1 (MI)		1 (LBO, CMO)	1	1 PATO
In-house			1	3