Table 4.

Results of Two-way ANOVAs on tobacco chlorophyll parameters.

Treatment	Magnesium	Temperature	Magnesium × Temperature
Chlorophyll a	*	*	*
Chlorophyll b	*	*	*
Total chlorophyll	*	*	*
Carotenoid	*	*	ns

The steric symbol (*) represents the significance at P< 0.05, and ns denotes the non-significant difference.