Table 2.

Analysis of variance of glomalin concentration (mg kg⁻¹ soil) easily extracted, mycorrhizal colonization rate (%) and number of spores (N0.50 g⁻¹ of soil) in three varieties of sugarcane under conventional and organic cultivation systems.

Source of variation	Test F
	Glomalin	Colonization	Spores
Variety (F1)	0.0824 ns	2.0274 ns	1.2993 ns
Cultivation system (F2)	2.2381 ns	51.7916**	1.0562 ns
Interaction (F1 × F2)	3.6124 ns	1.6627 ns	1.0854 ns

ns not significant (p >  = .05).

**significant at the 1% probability level (p < 0.01).