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绿色草莓(Fragaria viridis Duch.)自交后代的性状观察及评价

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本研究对绿色草莓(Fragaria viridis Duch.)及其自交后代5个株系的植物学性状进行了观察,发现与亲本均存在一定程度差异,在观察的67个性状中,可溶性固形物等42个性状存在显著差异.利用SPSS软件对其中15个差异明显的性状进行主成分分析和变异系数分析,结果表明植株高度、冠径、小花梗长、小花梗粗、花序梗粗及花粉生活力是区分绿色草莓及其自交后代株系的主要指标.5个自交一代株系自交坐果率差异明显,其中株系Ls-S1-4坐果率最低.本研究为绿色草莓自交亲和/不亲和系的创建奠定基础.
Characteristics and Evaluation of Self-cross Progenies of Fragaria viridis Duch.
Morphological traits of five self-cross progeny accessions of Fragaria viridis Duch.were observed.Variation among five self-cross accessions and F.viridis was assessed.Of all 67 biological traits,42 with significant differences were obtained including soluble solids.15 traits were conducted by principal component analysis and variation coefficient analysis,and the result showed that plant height,plant size,pedicle length,pedicle thickness,inflorescence thickness,and pollen vitality provided the key indicators for diversity of self-cross progeny accessions and F.viridis.A significant difference of self-cross fruit setting rate was found among five self-cross accessions,and Ls-S1-4 was the lowest.The research would lay the foundation for self-compatiblity/incompatibility of F.viridis.

Fragaria viridis Duch.self-cross progeniesbotanical characteristicsprincipal component analysisself-incompatibility

葛春峰、张海元、陈丙义、蔡斌华、乔玉山

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南京农业大学园艺学院,南京210095

绿色草莓 自交后代 植物学性状 主成分分析 自交不亲和

江苏省农业科技自主创新资金项目

CX122014

2014

植物遗传资源学报
中国农业科学院作物科学研究所 中国农学会

植物遗传资源学报

CSTPCDCSCD北大核心
影响因子:1.415
ISSN:1672-1810
年,卷(期):2014.15(3)
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