Table 2.

Leaf net photosynthetic rate (P_n), transpiration rate (E) and stomatal conductance (g_s) of mycorrhizal (+AMF) and non-mycorrhizal (−AMF) damask rose plants grown under different irrigation-stressed levels during vegetative growth and flowering stages.

Treatments		Vegetative growth stage			Flowering stage
Irrigation (% FC)	AMF status	Pn (µmol m−2 s−1)	E (mmol m−2 s−1)	gs (mol m−2 s−1)	Pn (µmol m−2 s−1)	E (mmol m−2 s−1)	gs (mol m−2 s−1)
100	−AMF	2.58cd	0.51d	0.02d	3.39b	0.64b	0.03bcd
	+AMF	3.58b	0.46d	0.02d	3.13b	1.26a	0.01d
75	−AMF	2.99bc	1.19cd	0.05cd	3.35b	1.25a	0.05abc
	+AMF	5.73a	3.83a	0.22a	6.00a	1.58a	0.02cd
50	−AMF	2.67c	0.86cd	0.03cd	2.16b	0.73b	0.02cd
	+AMF	2.70c	2.78b	0.15b	2.96b	1.38a	0.07ab
25	−AMF	1.91de	1.18cd	0.07cd	2.00b	1.45a	0.06abc
	+AMF	1.29e	1.37c	0.1bc	1.80b	1.56a	0.08a

Values in each column followed by the same letters are not significantly different at P ≤ 0.05.

FC: Field capacity.