Interestingly, for these traits with significant heterosis, the performance of F 1 was significantly higher than the mean of the F 2 population and higher than the mean of the DH population in 19 and all of the 25 trait-environment combinations respectively, which showed an obvious trend of inbreeding depression.
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A dynamic and complex network regulates the heterosis of yield-correlated traits in rapeseed (Brassica napus L.).
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