Fig. 4

The mean of harvest index in 2018ISG_F, 2018ISG_S, and 2017TKB for different genotype classes between qHI5.1 and qHI8.1 in RIL populations. Genotypes are represented by the nearest marker loci, RM1089 (qHI5.1) and 8,099,836 (qHI8.1). The P value indicates the statistical analysis by Student’s t-test. N.D. indicates no significant difference