1 材料与方法
1.1 材料
1.2 方法
1.3 测定内容
1.4 数据分析
2 结果与分析
2.1 不同基因型对愈伤组织诱导影响
表1 基因型对愈伤组织诱导影响Tab. 1 Influence of different female genotypes on callus induction |
| 品种 Varieties | 植株编号 Number | 外植体接种数 No. of explants | 愈伤数 No. of calluses | 褐化面积>50%的数目 No. of explant browning area >50% | 组织膨大率 Expanding tissue rate/% | 愈伤率 Callus rate/% | 褐化率 Browning explant rate/% | 萌发率 Germinated embryo rate/% |
|---|---|---|---|---|---|---|---|---|
| 文椰2号 | H1 | 6 | 5 | 4 | 83.33% | 83.33% | 66.67% | 0 |
| H2 | 4 | 2 | 1 | 50.00% | 50.00% | 25.00% | 0 | |
| H3 | 6 | 2 | 5 | 100.00% | 33.33% | 83.33% | 0 | |
| H4 | 6 | 1 | 3 | 100.00% | 16.67% | 50.00% | 16.67% | |
| H5 | 3 | 0 | 1 | 100.00% | 0 | 33.33% | 66.67% | |
| H6 | 5 | 3 | 5 | 100.00% | 60.00% | 100.00% | 0 | |
| 合计 | 30 | 13 | 19 | 90.00% | 43.33% | 63.33% | 10.00% | |
| 文椰4号 | X1 | 3 | 2 | 0 | 100.00% | 66.67% | 0 | 0 |
| X2 | 8 | 3 | 4 | 87.50% | 37.50% | 50.00% | 0 | |
| X3 | 4 | 0 | 0 | 25.00% | 0 | 0 | 0 | |
| X4 | 6 | 3 | 6 | 100.00% | 50.00% | 100% | 0 | |
| X5 | 6 | 2 | 4 | 100.00% | 33.33% | 66.67% | 0 | |
| X6 | 3 | 1 | 0 | 33.33% | 33.33% | 0 | 0 | |
| 合计 | 30 | 11 | 14 | 80.00% | 36.67% | 46.67% | 0 |
2.2 不同凝固剂对愈伤组织诱导影响
表2 凝固剂对愈伤组织诱导影响Tab. 2 Influence of different coagulator on callus induction |
| 品种 Varieties | 凝固剂 Gelling Agent | 外植体接种数 No. of explants | 愈伤数 No. of calluses | 褐化面积>50%的数目 No. of explant browning area >50% | 组织膨大率 Expanding tissue rate/% | 愈伤率 Callus rate/% | 褐化率Browning explant rate/% | 萌发率 Germinated embryo rate/% |
|---|---|---|---|---|---|---|---|---|
| 文椰2号 | Agar-A8190 | 14 | 7 | 8 | 57.14%b | 50.00%b | 57.14%a | 7.14%a |
| PhytagelTM-P8169 | 14 | 10 | 8 | 78.57%a | 71.43%a | 57.14%a | 0b | |
| Gelrite-G1910 | 15 | 8 | 6 | 60.00%b | 53.30%b | 40.00%b | 0b | |
| 文椰4号 | Agar-A8190 | 13 | 6 | 4 | 38.46%b | 46.15%a | 30.77%a | 0a |
| PhytagelTM-P8169 | 13 | 2 | 3 | 15.38%c | 23.08%b | 23.08%b | 0a | |
| Gelrite-G1910 | 12 | 3 | 0 | 50.00%a | 25.00%b | 16.67%c | 0a |
注:同列不同小写字母表示差异显著(P<0.05)。 | |
Note: Different lowercase letters in the same column indicate significant difference (P<0.05). |
2.3 不同激素浓度对愈伤组织诱导影响
表3 2,4-D对愈伤组织诱导影响Tab. 3 Influence of 2,4-D concentration on callus induction |
| 品种 Varieties | 2,4-D浓度2,4-D concentration /(μmol•L-1) | 外植体接种数 No. of explants | 愈伤数 No. of calluses | 褐化面积>50%的数目 No. of explant browning area >50% | 组织膨大率 Expanding tissue rate/% | 愈伤率 Callus rate/% | 褐化率 Browning explant rate/% | 萌发率 Germinated embryo rate/% |
|---|---|---|---|---|---|---|---|---|
| 文椰2号 | 3 | 33 | 3 | 33 | 39.39% c | 9.09%c | 100% a | 0b |
| 110 | 30 | 19 | 14 | 76.67% b | 63.00%a | 46.67% c | 0b | |
| 600 | 33 | 14 | 22 | 90.91% a | 42.42%b | 66.67%b | 27.27% a | |
| 文椰4号 | 3 | 15 | 2 | 14 | 60.00%b | 13.33%b | 93.33% a | 0a |
| 110 | 18 | 7 | 9 | 100.00% a | 39.00%a | 50.00% c | 0a | |
| 600 | 15 | 6 | 12 | 100.00% a | 40.00%a | 80.00% b | 0a |
注:同列不同小写字母表示差异显著(P<0.05)。 | |
Note: Different lowercase letters in the same column indicate significant difference (P<0.05) |
2.4 不同接种方式对愈伤组织诱导影响
表4 接种方式对愈伤组织诱导影响Tab. 4 Influence of inoculation method on callus induction |
| 品种 Varieties | 接种方式Inoculation Method | 外植体接种数 No. of explants | 愈伤数 No. of calluses | 褐化面积>50%的数目 No. of explant browning area >50% | 组织膨大率 Expanding tissue rate/% | 愈伤率 Callus rate/% | 褐化率 Browning explant rate/% | 萌发率 Germinated embryo rate/% |
|---|---|---|---|---|---|---|---|---|
| 文椰2号 | 完整胚 | 36 | 13 | 22 | 86.11%a | 36.11%b | 61.11%b | 2.78% c |
| 纵切 | 42 | 8 | 35 | 85.71%a | 19.05%c | 83.30% a | 16.67%b | |
| 胚芽剥取 | 39 | 19 | 26 | 89.74%a | 48.72%a | 66.67%b | 23.08%a | |
| 文椰4号 | 完整胚 | 18 | 4 | 9 | 33.33%b | 22.22%c | 33.33%c | 0a |
| 纵切 | 12 | 7 | 12 | 100.00% a | 58.33%a | 100.00% a | 0a | |
| 胚芽剥取 | 15 | 6 | 0 | 100.00% a | 40.00%b | 80.00% b | 0a |
注:同列不同小写字母表示差异显著(P<0.05)。 | |
Note: Different lowercase letters in the same column indicate significant difference (P<0.05) |
