Table 1.

PCR amplification efficiencies (Ex) and correlation coefficient (R²) values of oil palm reference genes

Tissue	GRAS	CYP2	SLU7
Mesocarp	Ex = 101.5% R2 = 0.992	Ex = 98.2% R2 = 0.986	Ex = 105.6% R2 = 0.985
Kernel	Ex = 90.3% R2 = 0.995	Ex = 86.3% R2 = 0.993	Ex = 97.5% R2 = 0.996
Flower	Ex = 98.4% R2 = 0.990	Ex = 98.0% R2 = 0.992	Ex = 104.8% R2 = 0.996
Leaf	Ex = 107.7% R2 = 0.989	Ex = 98.5% R2 = 0.988	Ex = 105.8% R2 = 0.986
Root	Ex = 102.0% R2 = 0.996	Ex = 100.6% R2 = 0.996	Ex = 100.1% R2 = 0.992
Polyembroid	Ex = 103.4% R2 = 0.992	Ex = 108.0% R2 = 0.992	Ex = 107.8% R2 = 0.987