Table 2. Mycorrhizal colonization in H. vulgare roots at the 31 sampling sites.

Studied sites	Mycorrhizal rate (%)	Arbuscules (%)	Vesicles (%)
Charfine	67.8 ± 7.80 a	57.8 ± 5.9 a	9.6 ± 5.5 a
Zaghouan	56.7 ± 4.0 b	56.3 ± 3.4 a	5.6 ± 5.6 b
Morneguia	48.8 ± 5.6 c	46.3 ± 3.6 b	2.8 ± 4.2 bcd
Elmida	48.2 ± 1.3 c	47.1 ± 1.7 b	3.3 ± 3.4 bcd
Birmchergua	44.8 ± 7.4 cd	43.7 ± 8.6 bc	1.5 ± 1.7 cd
Soliman	38.9 ± 2.9 de	38.9 ± 2.9 cd	0.0 ± 0.0 d
SidiDaher	38.9 ± 5.1 de	34.1 ± 3.4 d	10.4 ± 2.5 a
Goubellat	38.9 ± 3.3 de	38.9 ± 3.3 cd	0.0 ± 0.0 d
Tazarka	35.2 ± 3.2 e	35.2 ± 3.2 d	1.5 ± 1.7 cd
Oued Zarga	34.1 ± 3.4 e	34.1 ± 3.4 d	0.0 ± 0.0 d
Souala	27.0 ± 6.7 f	27.0 ± 6.7 e	4.4 ± 5.1 bc
BeniKhiar	26.3 ± 5.5 f	26.3 ± 5.5 e	0.0 ± 0.0 d
GalaatAndalous	25.9 ± 1.7 fg	25.9 ± 1.7 ef	0.0 ± 0.0 d
Benouria	25.9 ± 5.3 fg	25.9 ± 5.3 ef	4.4 ± 5.1 bc
Skhira	23.3 ± 1.1 fgh	23.3 ± 1.1 efg	0.0 ± 0.0 d
Mneguaa	21.8 ± 3.5 fghi	21.8 ± 3.5 efgh	0.0 ± 0.0 d
Bargou	20.7 ± 2.8 fghi	20.7 ± 2.8 efgh	0.0 ± 0.0 d
Jaddara	20.7 ± 2.3 fghi	20.7 ± 2.3 efgh	1.8 ± 1.7 bcd
SidiHassen	20.7 ± 20.7 fghi	20.7 ± 20.7 efgh	0.0 ± 0.0 d
Menzeltemim	19.6 ± 4.5 ghij	19.6 ± 4.5 fghi	0.0 ± 0.0 d
Dougga	19.6 ± 2.8 ghij	19.6 ± 2.8 fghi	11.8 ± 2.8 a
Dahmeni	19.3 ± 2.5 hji	19.3 ± 2.5 ghi	1.8 ± 2.3 bcd
Kef	17.4 ± 2.8 hijk	17.4 ± 2.8 ghij	0.0 ± 0.0 d
Sers	17.0 ± 2.4 hijk	17.0 ± 2.4 ghij	5.6 ± 1.2 b
Mhamid	17.0 ± 3.4 hijk	17.0 ± 3.4 ghij	0.0 ± 0.0 d
Ghiriya	15.9 ± 2.4 ijkl	15.9 ± 2.4 hijk	0.0 ± 0.0 d
Zribahammem	14.1 ± 5.6 jklm	14.1 ± 5.6 ijkl	0.0 ± 0.0 d
Kodiya	11.8 ± 5.1 klm	11.8 ± 5.1 jkl	0.0 ± 0.0 d
OuedBeja	10.0 ± 2.9 lm	10.0 ± 2.9 kl	0.0 ± 0.0 d
Balta	8.5 ± 2.8 m	8.5 ± 2.8 l	0.0 ± 0.0 d
Bouarada	8.5 ± 1.7 m	8.5 ± 1.7 l	0.0 ± 0.0 d

Data is presented as mean ± standard deviation. Means were obtained from three replicates per site. Different letters in the same column indicate significant differences at P < 0.05 (Fisher’s LSD test).