因此，遗传育种学家致力于不断挖掘新抗源，利用新的优异抗病基因以提高宿主的抗病能力及抗性持久性。
So, breeders bend themselves to mining new resistant resource, apply new elite resistant genes to improve the resistance of rice.
作物学家的目标是利用遗传、育种和生理学知识来提高产量、改善品质并获得效益。
The goal of the crop scientist is to increase plant production, quality and profit by utilizing genetics, breeding and physiology.
这些三叶草叶子的性状是通过什么方式遗传的，为什么白色三叶草有这么多珍贵稀有的性状，已困扰遗传学家和育种者多年。
How these leaf traits are inherited and why white clover has so many rare leaf traits and has puzzled geneticists and breeders for many years.
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