The prder of narrow heritability in various characters was: TGW>PH>seed-setting rate (SSR)>GWP>FSP>EPP>PL>SP.

• 不同性状间的狭义遗传力大小排列：千粒重＞株高＞结实率＞单株产量＞每穗实粒数＞有效穗＞穗长＞每穗总粒数。