柚木种子品质及其吸水特征初步分析

Seed(2018)

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Abstract
为了解柚木种子的播种品质(千粒重和生活力)、吸水率和发芽率,采用单因素和复因子完全随机设计实验对其混合与不同家系种子进行以上指标测定.结果,柚木种子千粒重为584.7~919.7 g,当年种子四唑测定生活力20.10%~53.38%,种仁和整粒种子的平均吸水率为25.2%~34.8%和81.2%~95.2%.不同家系柚木种子千粒重呈现极显著的差异(p<0.01),其平均发芽率为0.0%~30.2%;随浸种温度升高,种子及种仁吸水率随之增高,但其生活力却显著下降.
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