There is potential for selective breeding for better yields.

以优产为目的的精选养殖是有潜力的。

《柯林斯英汉双解大词典》

Selective breeding may result in a greyhound running faster and seeing better than a wolf.

选择育种可能会培育出一种比狼跑得更快、视力更好的灵缇。

《柯林斯英汉双解大词典》

And selective breeding has made her more economic to keep.

选择性育种令鸡更好喂养。

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BioHeap, as Titan dubs its process, uses bacteria that the company has developed by selective breeding over the past five years.

ECONOMIST: A cleaner and cheaper way of refining ore is to use bacteria

In both cases, domestication and selective breeding have produced huge numbers of different breeds - each with a distinctive physique, colour and even behaviour.

BBC: Pigeon DNA gives up fancy secrets

At one time or another, indigenous people in tropical Africa and South America knew how to cultivate and prepare nutritious food by selective breeding of as many as 30, 000 species of plants.

ECONOMIST: Growth and geography