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.
杂种优势作为自然界一种普遍的生物学现象，是提高作物产量的一种有效途径。
Heterosis as a common biological phenomenon in nature is an efficient approach to increase crop yield.
应用推荐