Table 3.

Correlation analysis among different primers*

Correlation	E3HM2	E3HM6	E3HM7	E4HM5	E4HM6	E5HM5
E3HM2	1.000	0.880**	0.820**	0.824**	0.763**	0.844**
E3HM6		1.000	0.782**	0.740**	0.685*	0.958**
E3HM7			1.000	0.887**	0.904**	0.630*
E4HM5				1.000	0.835**	0.655*
E4HM6					1.000	0.593*
E5HM5						1.000

*means the significant level of 5% and **means the significant level of 1%.