Essential Oils as Biocontrol Agents of Early and Late Blight Diseases of Tomato under Greenhouse Conditions

Table 6

Effect of the test pathogens on plant height.

Pathogen	Height of inoculated tomato plants
	Wk 2	Wk 4	Wk 6	Wk 8	Wk 10
Alternaria solani	33.202^b	46.865^a	56.062^a	59.737^a	62.744^b
Phytophthora infestans	36.457^a	45.750^a	54.933^a	60.192^a	64.651^a
Pr > F	0.001	0.275^NS	0.378^NS	0.700	0.031
SE	0.610	0.710	0.892	0.827	0.651

Means followed by the same letter within the column are not significantly different at ; Wk: week; SE: standard error; NS: not significant.