Table 2.

Analysis of variance for CBF1, CBF2 and CBF3 genes in different grape cultivars at various sampling time after cold treatment.

Mean square
Source	Degree of freedom	CBF1	CBF2	CBF3
Genotype	2	5.997**	21.188**	12.905**
Sampling time	3	0.549**	2.854**	0.836**
Genotype × sampling time	6	0.156**	3.630**	0.290**
Error	24	0.009	0.004	0.019
CV%	–	8.031	4.986	11.698

^**Significant at 1% level of probability.