杂种优势是生物界普遍存在的十分重要的生物学现象，并在多种动植物中得到成功地利用。
Heterosis, a widely existing biological phenomenon, has been successfully exploited on breeding of many plants and animals.
杂种优势是生物界普遍存在的十分重要的生物学现象，并在多种动植物中得到成功地利用。
Heterosis, a widely existing biological phenomenon, has been successfully exploited on breeding of many plants and animals.
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