Page 130 - 《广西植物》2022年第12期
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表 2 不同遮光处理下 3 种观赏栀子形态指标的观测结果
Table 2 Observation results of three kinds of ornamental Gardenia jasminoides
morphological indexes under different shading treatments
处理编号 株高 冠幅 茎直径 花朵数 根长
品种名
Treatment Height Crown breadth Stem diameter Number of Root length
Variety
number (cm) (cm) (mm) flowers (cm)
大花栀子 DCK1 54.63±2.62Aab 51.23±2.86Ac 11.22±0.53Aab 6.33±1.53a 24.93±0.32Ba
G. jasminoides
DCK2 54.57±0.74Aab 66.60±0.20Aa 9.57±0.53Bbc 4.33±0.58ab 17.60±0.70Bb
‘Grandiflora’
DT1 58.93±3.62Aa 56.50±2.84Ab 13.76±2.50Aa 4.33±0.58ab 14.80±1.22Bc
DT2 49.90±0.50Abc 64.77±1.52Aa 10.63±1.20Abc 3.33±0.58b 14.93±0.25Bc
DT3 45.40±3.80Ac 67.07±1.91Aa 8.20±1.55Ac 3.33±1.53b 26.67±2.38Aa
雀舌栀子 QCK1 43.20±7.14Bab 45.20±3.65Bb 13.21±4.13Aa 21.33±5.51ab 23.23±0.51Ba
G. jasminoides
QCK2 46.57±1.07Ba 59.97±2.06Ba 11.10±1.27ABa 23.00±2.00a 18.23±2.63Bbc
‘Radicans’
QT1 36.97±2.71Cb 49.50±0.75Bb 12.85±0.98Aa 15.67±5.13bc 15.50±1.30Bc
QT2 45.40±3.16Aa 58.43±5.56Aa 10.31±1.75Aa 16.33±2.08ab 21.27±2.21Aab
QT3 43.33±3.60Aab 59.33±0.90Ba 11.81±2.67Aa 11.33±1.53c 17.57±0.85Bc
花叶栀子 HCK1 45.83±3.30ABa 44.47±1.70Ba 13.44±2.72Aa — 32.63±1.84Aa
G. jasminoides
HCK2 44.43±2.69Ba 39.43±2.58Cab 12.33±0.38Aab — 31.83±0.67Aa
‘Variegata’
HT1 47.83±1.27Ba 44.77±1.36Ca 12.05±1.17Aab — 28ꎬ87±1.55Ab
HT2 36.87±4.63Bb 34.97±4.72Bb 11.58±0.84Aab — 23.03±0.60Ac
HT3 29.17±1.45Bc 28.90±3.13Cc 10.35±0.71Ab — 15.50±0.75Bd
注: 同列不同小写字母表示处理间差异显著 (P<0.05)ꎻ 同列不同大写字母表示品种间差异显著 (P<0.05)ꎮ 下同ꎮ
Note: Different small letters in the same column mean significant differences between treatments (P<0.05)ꎻ different capital letters in the
same column mean significant differences between varieties (P<0.05). The same below.
不同小写字母表示处理间差异显著 (P<0.05)ꎻ 不同大写字母表示品种间差异显著 (P<0.05)ꎮ 下同ꎮ
Different small letters mean significant differences between treatments (P<0.05)ꎻ different capital letters mean significant differences between
varieties (P<0.05). The same below.
图 1 不同遮光处理下 3 种观赏栀子总生物量
Fig. 1 Biomasses of three kinds of ornamental Gardenia jasminoides under different shading treatments
较前两者长ꎮ 大花栀子中ꎬ60% 遮光率的株高与
2 结果与分析 茎直 径 较 其 他 处 理 大ꎬ 为 58. 93 cm、13. 76 mmꎻ
70%、90%、80%遮光率的大花栀子冠幅较大ꎬ0%
2.1 不同遮光处理下 3 种观赏栀子的形态指标变化 遮光率的花朵数为 6 朵ꎬ根长为 24.93 cmꎬ占绝对
由表 2 可知ꎬ大花栀子的株高、冠幅在 3 种栀 优势ꎬ并且随着遮光率越大ꎬ花朵数越少ꎬ90% 遮
子中占优势ꎬ雀舌栀子开花数较多ꎬ花叶栀子的根 光率的根长最长ꎬ为 26.67 cmꎮ 雀舌栀子中ꎬ80%