Antimildew Treatment and Control Effect of Citral on Bamboo

Table 4

Analysis of variance of orthogonal test results.

Source of difference	Type III sum of square	Degree of freedom	Mean square	value	value	Significance
Citral concentration	0.144	2	0.072	53.100	0.018
Pressurization time	0.005	2	0.020	1.757	0.363
Impregnation pressure	0.006	2	0.030	2.222	0.310
Error	0.003	2	0.020

^*Significant difference ().