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

Table 7

Effects of essential oils on growth and yield of tomato.

Alternaria solani	Treatment	Branch number	Days to flowering	Fruit number	Fruit weight
	Control	3.625^b	51.083^b	2.938^b	31.113^b
	Marigold	3.625^b	47.500^c	7.438^a	41.193^a
	Garlic	3.938^ab	48.000^c	6.500^a	44.653^a
	Ginger	4.438^a	55.500^a	10.813^a	43.918^a
	Ridomil Gold®	3.313^b	51.750^b	8.938^a	43.263^a
	Pr > F	0.019	0.001	0.005	0.000
	SE	0.165	0.896	1.029	1.452
Phytophthora infestans	Treatment	Branch number	Days to flowering	Fruit number	Fruit weight
	Control	0.688^c	57.938^a	1.563^c	5.035^c
	Marigold	3.875^ab	55.375^a	5.250^b	42.333^ab
	Garlic	4.063^ab	53.688^a	6.438^b	36.225^b
	Ginger	5.105^a	57.375^a	12.125^a	46.518^a
	Ridomil Gold®	3.000^b	53.918^a	7.438^b	36.765^b
	Pr > F	0.001	0.098	<0.0001	<0.0001
	SE	0.470	7.017	0.799	2.018

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