The analysed results of the Grey Relational Degree to ideal variety are ranged from maximum to minimum: Jidan198>Tongdan24>Changdan506>Jidan517>Jinongda518>Jiyu9>Yuyu25>Changdan347>Zhongyu9>Yuandan18>Pingan18>Jidan515>Pingan24>Sidan19(CK)>Jidan507>Moji.

• 得出这些品种与理想品种的灰色关联度从大到小顺序为:吉单198>通单24>长单506>吉单517>吉农大518>冀玉9>豫玉25>长单347>中玉9号>原单18>平安18>吉单515>平安24>四单19(CK)>吉单507>莫吉。