【应用花培技术选育水稻光敏核不育系及DH群体的遗传分析】.pdf
DEVELOPMENTOFPHOTO-PERIODGENICMALESTERILELINES USINGANTHERCULTUREANDGENETICSANALYSISWITHDOUBLED HAPLOIDPOPULATIONSINRICE(OryzaSativaL.ADissertation PresentedtotheFacultyoftheGraduateSchool ofZhejiangAgriculturalUniversity inPartialFulfillmentoftheRequirementsfortheDegreeof MasterofScience(PlantGen
3.对上述两个组合花培系进行AMMI模型分析表明,基因型与环 境至作显著影响花培系的育性。光敏核不育花培系的IPCA1值各异,适应各种生态条件(互作小)或适应特定生态条件(互作大)的光敏核不 育系均存在。光敏核不育系在不育期如与环境负互作,则制种较安全:在可育期与环境正互作,则繁种有保障。建议对现有光敏核不育系进 行多点种植鉴定,筛选出适应本地的优良不育系.4.以平均自然结实率为指标,对两个DH群体在长短日下的育性 表现进行了分析。
DevelopmentofPhoto-periodsensitiveGenicMaleSterile Lines Using Anther Culture and Genetics Analysis with DoubledHaploidPopulationsinRiceIOryzasativaL.NengyiZhang,S.M.Zhejiang Agriculturaluniversity The anthersofphotoperiodsensitivegenicmale sterile(PGMS) Japonica rice N5047S,7001S,N5088S and