Effect of Different Arbuscular Mycorrhizal Fungi on Growth and Physiology of Maize at Ambient and Low Temperature Regimes
Table 1
Effects of AM on plant height, total dry weight, shoot dry weight, root dry weight, and root-shoot ratio of maize seedlings under ambient temperature and low temperature regimes.
Temperature
Inoculation
Plant
Total dry
Shoot dry
Root dry
Root-shoot
height (cm)
weight (g/plant)
weight (g/plant)
weight (g/plant)
ratio
Ambient
NM
61.1 ± 1.9
0.72 ± 0.07
0.58 ± 0.07
0.14 ± 0.01
0.25 ± 0.03
As
62.9 ± 1.9
0.75 ± 0.03
0.62 ± 0.03
0.13 ± 0.01
0.21 ± 0.03
Ge
67.8 ± 2.4
0.72 ± 0.07
0.59 ± 0.07
0.14 ± 0.01
0.25 ± 0.03
Gi
64.3 ± 1.4
0.77 ± 0.08
0.64 ± 0.07
0.13 ± 0.01
0.21 ± 0.03
Gt
65.8 ± 2.5
0.92 ± 0.07
0.76 ± 0.06
0.16 ± 0.01
0.20 ± 0.01
Low
NM
57.2 ± 1.2
0.69 ± 0.03
0.55 ± 0.03
0.14 ± 0.01
0.26 ± 0.02
As
54.9 ± 1.5
0.70 ± 0.15
0.54 ± 0.04
0.15 ± 0.01
0.28 ± 0.02
Ge
57.3 ± 1.5
0.66 ± 0.05
0.51 ± 0.04
0.15 ± 0.01
0.31 ± 0.03
Gi
54.7 ± 1.7
0.74 ± 0.08
0.57 ± 0.06
0.18 ± 0.02
0.31 ± 0.02
Gt
56.7 ± 0.7
0.75 ± 0.05
0.58 ± 0.05
0.17 ± 0.01
0.30 ± 0.03
value
Temperature (df = 1)
0.001
0.051
0.010
0.010
0.011
AM (df = 4)
0.219
0.077
0.200
0.302
0.936
Temperature × AM (df = 4)
0.395
0.663
0.709
0.540
0.789
NM: non-AM fungus; As: Acaulospora scrobiculata; Ge: Glomus etunicatum; Gi: G. intraradices; Gt: G. tortuosum. In each column, values are expressed as mean ± SE.