The high-yield and high-quality in erect panicle type Japonica line could be selected by anther culture or group selective breeding.

通过花培和组群筛选法均能较快地获得直穗型高产优质粳稻品系。

youdao

By the experiment of genetics stability, it showed that genetic variation of the strain had already taken place. It was the highest strain of the tylosin of selective breeding after space mutagenesis.

结合菌株传代稳定性试验，说明该菌株已发生了遗传性变异，是经太空诱变后所选育的泰乐菌素高产菌株。

youdao

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

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