Table 2.

Descriptive statistics of the investigated waterlogging traits in the Franklin/TX9425 and Franklin/Yerong DH populations, with means for each parent, minimum/maximum/mean values of DH lines, standard deviation (SD) and probability (Prob Z) of significant variation among DH lines, and estimated broad-sense heritability (H²).

	Mean for parents		DH lines
Traits	Franklin	Other parent	Min.	Max	Mean	SD	Prob Z	H2
Franklin/TX9425
Leaf clorosis 1.1	0.10	0.34	0.04	0.40	0.19	0.08	< 0.0001	0.56
Leaf chlorosis 1.2	0.21	0.34	0.10	0.54	0.30	0.09	< 0.0003	0.11
Plant survival	0.93	0.74	0.00	1.00	0.55	0.28	< 0.0005	0.31
Leaf chlorosis 2.1	0.05	0.34	0.02	0.35	0.16	0.09	< 0.0001	0.71
Plant biomass reduction	0.37	0.51	0.18	0.71	0.43	0.11	0.0075	0.30
Franklin/Yerong
Leaf chlorosis 1.1	0.13	0.19	0.04	0.27	0.14	0.05	< 0.0001	0.34
Plant biomass reduction	0.28	0.44	-0.05	1.05	0.39	0.19	< 0.0001	0.22
Leaf chlorosis 2.1	0.05	0.24	0.00	0.27	0.09	0.06	< 0.0001	0.20
Leaf chlorosis 2.2	0.28	0.38	0.15	0.65	0.34	0.08	< 0.0001	0.57
Plant survival	0.22	0.20	0.00	1.00	0.30	0.23	0.003	0.25