The researches about the classification and identification of their species and varieties have provided an early, subservient and selective index for breeding work.
其种间或品种间的分类鉴定和亲缘关系的研究为育种工作提供了一个早期的、辅助的、选择性的指标。
The researches about the classification and identification of their species and varieties have provided an early, subservient and selective index for breeding work.
其种间或品种间的分类鉴定和亲缘关系的研究为育种工作提供了一个早期的、辅助的、选择性的指标。
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