【摘 要】
：
已有许多关于植物同工酶与产量优势的关系以及用此方法预测杂种优势的研究报道,近来又有人根据同工酶频率的变化研究轮回选择对玉米籽粒产量的影响。我们在同工酶与玉米杂种
【机 构】
：
中国科学院遗传研究所,中国科学院遗传研究所 北京,北京
论文部分内容阅读
已有许多关于植物同工酶与产量优势的关系以及用此方法预测杂种优势的研究报道,近来又有人根据同工酶频率的变化研究轮回选择对玉米籽粒产量的影响。我们在同工酶与玉米杂种优势研究中,观察到有些玉米品种自交系内不同单株之间虽然已经达到了育种学的纯度,但酶谱仍有显著不同,这种差异我们称为“酶谱纯度”不纯。这种“酶谱纯度”不纯的现
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