Table 1.

Heritability estimates of the canopy outline descriptors.

Trait	FG†	Heritability‡
Aspect ratio	1.10	0.03
Roundness	3.13***	0.68
Circularity	1.27*	0.22
Solidity	3.46***	0.71

^†F_G represents the F value for genotypic effects.

^‡The estimates are based on 154 lines that have 3 replications.

^*P < 0.05,

^***P < 0.001.