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

Table 6

Correlation coefficient of grain yield and other component traits.

Trait	GY	DH	PL	CL	TT	PDT	NFG	GL	GS	SF
Dh	–0.374
PL	0.449	–0.075
CL	0.605	0.072	0.604
TT	–0.242	0.372	–0.303	–0.286
PT	–0.021	–0.153	–0.265	–0.206	0.651
NFG	0.754	–0.413	0.426	0.561	–0.197	0.008
NG	0.328	–0.131	0.499	0.262	–0.185	0.099	0.469
GL	0.551	–0.025	0.182	0.329	0.02	–0.032	0.566
GS	0.067	0.291	–0.121	–0.041	0.227	–0.116	0.201	0.698
SF	0.677	–0.523	0.21	0.435	–0.132	0.081	0.884	0.495	0.179
TGW	0.518	–0.421	0.389	0.424	–0.318	0.088	0.497	0.335	–0.023	0.484

DH: days to 50% heading, PL: panicle length, CL: culm length, TT: total tillers/plant, PDT: productive tillers/plant, NFG: number of filled grains/panicle, NG: number of grains/panicle, GL: grain Length, GS: grain shape, SF: spikelet fertility, TGW: 1000-grain weight, and GY: grain yield. Significance: , , and .