Page 80 - 《广西植物》2023年第7期
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             A. 接种后 84 hꎻ B. 接种后 156 hꎻ C. 接种后 204 hꎮ
             A. 84 h after inoculationꎻ B. 156 h after inoculationꎻ C. 204 h after inoculation.
                                     图 1  接种青枯菌后不同时间广藿香青枯病严重度变化
                     Fig. 1  Severity change of bacterial wilt after inoculated Ralstonia solanacearum in Pogostemon cablin


                           表 1  内生真菌 GHX ̄P17 提取液对广藿香青枯病发病率的影响(x±sꎬ n = 3)
                          Table 1  Effects of extraction solution of endophytic fungus GHX ̄P17 on the incidence
                                       rate of bacterial wilt in Pogostemon cablin (x±sꎬ n = 3)
                                                               浓度 Concentration
                                                                        ̄1
                                                                 (mgmL )
                 接种后时间
                                      CK                 2.5                 5.0                 10.0
              Time after inoculation
                    (h)
                                    发病率                 发病率                 发病率                 发病率
                                  Incidence rate      Incidence rate      Incidence rate      Incidence rate
                                     (%)                 (%)                 (%)                 (%)
                    84             10.92 ±0.04c        10.23 ±0.07c        9.81 ±0.12c         11.23 ±0.34c
                    120            31.32 ±0.13b        30.61 ±0.11b        30.52 ±0.12b        28.41 ±0.19b
                    156            40.40 ±0.23b        43.22 ±0.20b        41.42 ±0.18b       37.53 ±0.41bc
                    180            97.60 ±0.14a        89.58 ±0.22a        90.63 ±0.24a        79.85 ±0.53a
                    204            100.00 ±0.00a       100.00 ±0.00a      100.00 ±0.00a        94.65 ±0.00a
              注: 同一行中平均值后不同的小写字母表示相互之间差异显著(Turkey 检验 P<0.05)ꎮ 下同ꎮ
              Note: Mean values within the same line followed by different small letters are significantly different (Turkey test P<0.05). The same below.

                            表 2  内生真菌 GHX ̄P17 提取液对广藿香青枯病 DI 的影响(x±sꎬ n = 3)
                          Table 2  Effects of extraction solution of endophytic fungus GHX ̄P17 on the disease
                                      index of bacterial wilt in Pogostemon cablin(x±sꎬ n = 3)
                                                               浓度 Concentration
                                                                        ̄1
                                                                 (mgmL )
                 接种后时间
              Time after inoculation  CK                 2.5                 5.0                 10.0
                   (h)
                                   病情指数                病情指数                病情指数                 病情指数
                                    DI (%)              DI (%)              DI (%)              DI (%)
                    84             20.98±0.31c         21.45±0.34c         18.21±1.33c        16.57±1.53d
                    120            51.28±0.33b         45.21±0.45b         23.70±1.26c        19.78±0.99cd
                    156            57.78±0.45b         55.23±0.55b         37.37±1.95c        34.38±2.05c
                    180            71.44±1.38b         67.68±0.41b        42.04±3.91bc        40.56±0.87bc
                    204            98.10±2.49a         92.11±0.44a         67.11±2.70b        68.45±2.28b
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