Table 4.
The ANOVA summary of the pulping data

Response	Factors
	Active alkali (A)	L/W ratio (B)	Interaction of A and B
Kappa number	0.000**	0.014*	0.000**
Degree of delignification	0.000**	0.014*	0.000**
Klason lignin	0.000**	0.015*	0.000**
Delignification selectivity	0.000**	0.000**	0.000**
Pulping yield	0.000**	0.000**	0.000**

Note: : significant and
: strongly significant at the confident level of 95%