苹果纯合基因型新种质的性状鉴定与培养

石江鹏, 张春芬, 邓舒, 侯丽媛, 肖蓉, 李芙蓉, 董艳辉, 聂园军, 王亦学, 曹秋芬

Morphological Identification and Cultivation of New Germplasm of Apple Homozygous Genotypes

JiangPeng SHI, ChunFen ZHANG, Shu DENG, LiYuan HOU, Rong XIAO, FuRong LI, YanHui DONG, YuanJun NIE, YiXue WANG, QiuFen CAO

表2 不同IBA浓度对‘红星’苹果纯合基因型株系根系形态的影响

Table 2 Effects of different IBA concentrations on root morphology of 'Red Star' apple homozygous lines

根系形态 Root morphology 培养基 Medium 株系 Line DH0-1 DH0-2 DH0-3 DH0-4 DH0-5 DH0-6 DH0-7 生根率 Root rate (%) T1 26.67 6.67 70 46.67 33.33 46.67 33.33 T2 53.33 86.67 100 93.33 86.67 66.67 100 T3 73.33 73.33 93.33 93.33 100 53.33 66.67 根长 Root length (cm/plant) T1 5.70±0.81a 4.80b 18.13±1.53a 3.70±1.16a 3.50±0.58b 3.50±0.79a 3.90±0.56a T2 3.87±1.13a 6.63±1.19a 20.83±1.66a 3.73±0.77a 4.63±0.91b 3.17±0.77a 3.93±0.67a T3 4.60±0.71a 4.50±0.67b 20.13±1.51a 4.07±1.13a 8.33±1.17a 3.13±0.90a 4.27±0.95a 根数 Root number T1 7.00±1.26b 3.00b 5.00±1.00b 2.33±1.05c 3.33±0.83b 3.33±1.32b 1.00c T2 4.67±1.32b 5.00±1.00a 10.00±1.26a 15.33±1.28a 5.67±1.05a 9.00±1.00a 22.33±1.59a T3 17.67±1.56a 1.33±0.83c 7.00±1.26ab 9.33±0.83b 6.33±1.15a 8.67±0.83a 12.33±1.45b