cross-breeding

常见例句

But conventional cross-breeding is costly and laborious for grapes.
但是传统的葡萄杂交非常费时费力且价格昂贵。
But what limits are there to the kind of reiterative, informatics cross-breeding underlying their generation?
但是什么局限了它们一代代信息杂交存在某种反复或重复？
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。

But many ranches are now cross-breeding the zebu with Aberdeen Angus and other European stock.
ECONOMIST: Brazil
As for cross-breeding, Mother Nature had done it first, cross-pollinating different wild grasses until they produced a grain that could eventually expand into modern bread.
ECONOMIST: Norman Borlaug