“…Phenotypic correlations among traits determined from overall line means for each cross were generally similar to genotypic correlations (Tables 2H and 25). (18,28,33,40,41). In the present study, average genotypic correlations between harvest index, grain yield, heading date, and plant height (Table 24) were similar in sign but different in magnitude to those reported by Rosielle and Frey (41).…”