Hybrid vigour, or heterosis, remains a cornerstone of modern plant breeding, promising enhanced growth, yield and stress tolerance in agriculturally important species. Recent studies have been ...

When a movie star is billed as having “it” or “oomph,” what she probably has is heterosis (hybrid vigor). At least, that is what Geneticist George D. Snell says. In the current Quarterly Review of ...

When two homozygous plant lines with different characteristics are crossed, the resulting offspring are often more robust and productive than their parents. This phenomenon is called heterosis. It can ...