Performance of Doubled Haploid Elite Rice (Oryza sativa L.) Germplasm for Grain Yield and Associated Traits in Harare, Zimbabwe

Table 7

Estimates of range, mean, standard error, and broad sense heritability.

Traits	Range	Mean	Standard error	h^2B%
DH	72–117.1	82.59	0.49	88
PL	19.1–35.7	24.24	0.14	93
CL	55.3–125.7	81.67	0.77	92
TT	5–17.3	12.29	1.29	52
PDT	4.8–16.18	10.66	1.14	43
NFG	0–204.3	61.14	3.5	67
NG	65.5–228.1	153.7	3.96	43
GL	6.2–10.6	8.15	0.06	78
GS	2.1–3.9	2.71	0.04	64
TGW	0–31	22.46	0.03	82
SP	0–90.3	41	2.13	57
GY	0–14.615	4.052	220.6	78

GY: grain yield (t/ha), DH: days to 50% heading (days), PL: panicle length (cm), CL: culm length (cm), TT: number of total tillers/plant, PDT: productive tillers/plant, NFG: number of filled grains/panicle, NG: number of grains/panicle, GL: grain length (cm), GS: grain shape, SF: spikelet fertility (%), TGW: 1000-grain weight (g), and h²B%: broad sense heritability (%).