heterosis

常见例句

A mutation in one copy of the gene results in the exact dose of florigen required to cause heterosis.
一个基因复本发生的突变诱发了形成杂交优势的适量的成花素产生。
There are many kinds of PS materials in angiosperms, but the PS materials from the special polyembryoes are only thought to be valuable in fixing the crop heterosis.
在被子植物中多胚苗材料的种类很多，而只有特定起源的多胚苗材料在作物杂种优势固定中才具有比较大的实用价值。
The team made the discovery while hunting for genes that boost heterosis, the phenomenon by which cross-breeding two varieties of plants produces more vigorous hybrid offspring with higher yields.
研究团队在寻找促进杂交优势的基因的时候发现，将两种植物杂交出的更具优势的子代，其产量更高。

Heterosis is a source of hybrid vigour, a very important strategy.
FORBES: The Science of Tequila (Snobbery)