Effects of different water conditions on the biomass, root morphology and aerenchyma formation in bermudagrass (Cynodon dactylon (L.) Pers)

Table 1 Results of Two-way ANOVA for biomass, root growth properties of bermudagrass

Variables	Sampling time		Submergence treatment		Sampling time x Submergence treatment
Variables	F-value†	P-value	F-value	P-value	F-value	P-value
Shoot biomass (mg)	21.099	< 0.001	71.715	< 0.001	14.22	< 0.001
Root biomass (mg)	80.6	< 0.001	317.122	< 0.001	50.607	< 0.001
Total biomass (mg)	25.057	< 0.001	86.089	< 0.001	16.532	< 0.001
Shoot/ root biomass (mg/mg)	3.014	0.008	153.64	< 0.001	23.508	< 0.001
Total root length (cm)	206.492	< 0.001	1552.552	< 0.001	158.154	< 0.001
Root volume (cm³)	95.94	< 0.001	959.055	< 0.001	105.75	< 0.001
Root surface area (cm²)	193.069	< 0.001	1635.189	< 0.001	170.199	< 0.001
Root surface area/ Root volume (cm²/cm³)	73.078	< 0.001	93.632	< 0.001	11.929	< 0.001
Average root diameter (mm)	69.536	< 0.001	75.699	< 0.001	7.097	< 0.001

ISSN: 1471-2229