TABLE 1

Phenotypic variation of the two parents for seed yield and eight yield-associated traits in two macroenvironments

TraitBranch no.Biomass yield (kg/ha)Flowering time (days)Maturity time (days)Plant height (cm)Pod no.Seed no.Seed weight (g/1000)Seed yield (kg/ha)
In four winter-type microenvironments
Tapidor9.5 ± 1.54950198 ± 3251 ± 2146 ± 17503 ± 9717.8 ± 6.22.60 ± 0.402188 ± 373
Ningyou77.8 ± 1.14101189 ± 7242 ± 6124 ± 16361 ± 7815.7 ± 5.13.09 ± 0.611715 ± 318
P-valuea0.0200.0130.0100.0010.0080.0380.0300.000
In six semi-winter-type microenvironments
Tapidor4.8 ± 1.32939174 ± 6224 ± 5117 ± 14220 ± 2311.1 ± 3.22.66 ± 0.12972 ± 261
Ningyou78.5 ± 2.53617161 ± 10216 ± 6141 ± 15394 ± 6313.3 ± 2.93.51 ± 0.291714 ± 494
P-value0.0360.0020.0010.0020.0020.0020.0000.005
In two macroenvironments (winter/semi-winter)
Tapidor7.1 ± 3.33945 ± 1422186 ± 17237 ± 19131 ± 21362 ± 20014.5 ± 4.72.63 ± 0.041580 ± 860
Ningyou78.1 ± 0.53859 ± 342175 ± 20229 ± 18132 ± 12377 ± 2314.5 ± 1.73.30 ± 0.301714 ± 1
P-value0.7740.9290.0230.0290.970.940.9850.0360.466
  • a P-values obtained by t-test.