油菜甘白杂种的获得及其遗传特征

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关键词甘蓝型油菜；白菜；杂交亲和性；减数分裂中图分类号S634.3文献标识码A文章编号 0517-6611（2026）01-0030-03doi： 10.3969/j .issn.0517-6611.2026.01.006

开放科学（资源服务）标识码（OSID）：

Synthesis and Genetics ofHybrid Between Brassica napus and Brassicarapa

CHEN Ji-peng，MAOKang-kang，XIONG Jun-ruetal（Collgeof LifeScienceandResourcesandEviroment，Yichun UniversityYichun，Jiangxi 336000）

AbstractTosdythossompatibitetweenBasicanausadBaicapandegeneticaracteristsoftebidebd progenieseresthsdartfalldooloaldrtiltyaracestofbdprogseedo Theresultsshoedtatteo-copaibilityaslwandtecompatibiltyidexasetweO.15adO.26.eegeativeowthas normal and the morphology was similar to Brassica napus. Pollen fertility was between 40.8% and 55.3% ，and the seed setting was poor. During the meiosisof hybridpolln mothercels，manydivalents were formed，afewofunivalentsand polyvalentswerefored too.

Key words Brassica napus ; Brassica rapa ;Cross compatibility;Meiosis

十字花科植物种类繁多，广泛分布于全世界，中国有95属425种和124个变种；众多油菜和蔬菜作物都属于十字花科植物，为杂交育种提供了丰富的种质资源[1-2]。（剩余6748字）