Response of Arbuscular Mycorrhizal Fungi to Hydrologic Gradients in the Rhizosphere of Phragmites australis (Cav.) Trin ex. Steudel Growing in the Sun Island Wetland

Table 4

Coefficients of Pearson’s correlations between the characteristics of arbuscular mycorrhizal fungi colonization and the growth parameters of Phragmites australis. (ShL: shoot length; BD: basal diameter; LA: leaf area; RaL: rachis length; ShW: shoot dry weight).

	ShL (cm)	BD (mm)	LA (cm^2)	RaL (cm)	ShW (g)
SIW1	174.37	8.73	325.62	21.3	8.49
SIW2	128.36	8.43	301.35	18.2	7.09
SIW3	116.35	7.73	171.03	15.6	5.69
AIW1	265.49	9.47	399.24	27.2	19.06
AIW2	225.46	8.93	382.32	25.2	15.55
SIW1	207.51	8.53	260.22	22.9	11.38
Hyphae	ns	ns	ns	ns	ns
Vesicles	ns	ns	ns	ns	ns
Arbuscules	**	ns	ns	ns	**
Frequency	*	*	**	**	*
Intensity	*	*	*	**	*

ns: no significant correlation at the 0.05 level (2-tailed).
^*Correlation is significant at the 0.05 level (2-tailed).
^**Correlation is significant at the 0.01 level (2-tailed).