花粉直感对黑宝石李果实品质的影响Effect of pollen xenia on fruit quality of Frinar plum cultivar
张静茹;孟照刚;巩文红;
摘要(Abstract):
为研究李的花粉直感效应,选用了布林、龙园秋李、大石早生、秋姬、长李15李品种的花粉给黑宝石李授粉,以自然授粉为对照,观察其对当年果实品质的影响。结果表明,不同品种花粉分别授粉及自然授粉黑宝石李的坐果率为15.7%~60.0%和36.0%(CK),单果质量71.6~79.7g和73.0g(CK),纵横径分别为4.4/5.2cm、4.3/5.2cm、4.1/4.9cm、4.5/5.4cm、4.0/5.0cm和4.2/4.9cm(CK),可溶性固形物为11.7%~12.7%和11.6%(CK),可滴定酸为0.79%~0.80%和0.79%(CK),且不同品种花粉授粉的黑宝石李果顶形状也有明显的变化。经Duncan多重比较分析,黑宝石李的坐果率、单果质量、纵横径、可溶性固形物、果实形状等方面不同品种授粉以及与自然授粉存在显著或极显著差异,表现出明显的花粉直感现象。可为李树研究和生产上合理配置授粉品种,提高果实品质和效益提供依据。
关键词(KeyWords): 李;花粉直感;黑宝石李;果实品质
基金项目(Foundation): 中央级公益性科研院所基本科研业务费专项;; 葫芦岛市重点项目“李名特优稀品种引进与示范”的部分内容
作者(Author): 张静茹;孟照刚;巩文红;
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