Table 4.

Correlations of the four algorithms’ results (r values).

Algorithm	Somatic embryogenesis group				Germination group
	geNorm	NormFinder	BestKeeper	ΔCT	geNorm	NormFinder	BestKeeper	ΔCT
geNorm	–	0.876**	− 0.870**	0.814**	–	0.910**	− 0.776	0.957**
NormFinder	0.876**	–	− 0.870**	0.916**	0.91**	–	− 0.689*	0.939**
BestKeeper	− 0.870**	− 0.870**	–	− 0.746*	− 0.776	− 0.689*	–	− 0.711*
ΔCT	0.814**	0.916**	− 0.746*	–	0.957**	0.939**	− 0.711*	–

*, **Significantly different at the 0.05 and 0.01 levels, respectively.