Table 2.

Sum of squares of each factor in ANOVA analysis

Factor	Degrees of freedom	Sum of squares	Mean sum of squares	F	Per cent of variation (%)
A. Concentration	2	601.21	300.61	62.4	79.7
B. Time	2	133.51	66.75	13.8	17.7
C. Temperature	2	9.38	4.69	–	1.2
Interaction	2	9.89	4.95	–	1.3
Total	8	753.99	–		–
Pooled error	4	19.27	4.82	–	–