Construction and application of ornamental sunflower flower color breeding standard line

The invention relates to construction and application of an ornamental sunflower flower color breeding standard line. The construction comprises the following steps: (1) construction: selecting a white flower sunflower variety Halian sunflower No.5 (hereinafter referred to as A) as a recurrent paren...

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Main Authors ZHANG DAIZHEN, XU GUANGMING, ZHU MING, CHEN TAO, CHANG ZHAOJING, YANG RUIPING, QI YONGKUI, REN ANGYAN, LI XIAOSHA, CHEN YUAN, YANG HUA
Format Patent
LanguageChinese
English
Published 12.01.2024
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Summary:The invention relates to construction and application of an ornamental sunflower flower color breeding standard line. The construction comprises the following steps: (1) construction: selecting a white flower sunflower variety Halian sunflower No.5 (hereinafter referred to as A) as a recurrent parent and a Halian sunflower No.3 sterile line (hereinafter referred to as B) as an original female parent for backcrossing; a sterile line with the flower color similar to that of the parent A is selected from a filial generation group every time to serve as a female parent, continuous backcross is conducted for 4-5 generations, and finally a stable and homozygous white flower sterile line material, namely the ornamental sunflower flower color standard line C, is obtained. (2) application: (1) the method is used for rapidly selecting and matching new hybridized combinations to form new three-way hybridized combinations with stable flower colors and cultivating new flower color product (variety) lines; (2) a stable bin
Bibliography:Application Number: CN202311128081