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荷花部分性状在F1代的遗传表现

DOI: 10.7685/j.issn.1000-2030.2009.03.007, PP. 36-41

Keywords: 荷花,杂交,性状,遗传

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Abstract:

以晨光、友谊牡丹莲、瑰丽、红樱桃、厦门碗莲和素馨6个荷花品种为亲本进行不完全双列杂交,共配制杂交组合26个,并对结实种子数超过10粒的13个杂交组合F1的部分性状进行统计分析。结果发现在花色遗传上,白色的遗传潜能最低,黄色次之,红色遗传潜能最强;杂种一代的花瓣数目和叶柄高度表现出明显的遗传优势,F1代花瓣数目和叶柄高度的总平均值分别相当于中亲值的122.4%和121.1%;花冠直径和花梗长度在F1代有衰弱的趋势,F1代花冠直径和花梗长度的总平均值分别相当于中亲值的95.4%和84.7%。

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