这个过程虽然困难而又复杂，但是与研究培育玉米新品种和找出育种方法相比就简单得多了。
This process, difficult and complex as it is, is simple compared to the job of discovering that new kinds of corn could be developed, or to the job of discovering how to develop them.
为了解决这个问题，戴维培育出了一种新型的不对鸟儿口味的玉米。
To solute the problem, Davy cultivated a new kind of corn which the birds disliked its taste.
目前，正结合进行田间分离纯合和DNA分子鉴定，培育去除选择标记基因的转基因抗虫玉米自交系。
At present, inbred lines of transgenic insect resistant maize with selective marker gene removed are in separating and inbreeding program assisted by DNA marker detection.
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