Page 92 - 《华中农业大学学报(自然科学版)》2024年第1期
P. 92

86                                 华 中 农 业 大 学 学 报                                    第 43 卷

               生长和光合作用,从而提高植株的抗旱能力                   [30] ,表明       (1):76-86.
               干旱胁迫会使马铃薯内生放线菌富集,从而来改善                          [4] MAHAJAN S,TUTEJA N.Cold, salinity and drought stress⁃
                                                                    es:an overview[J].Archives of biochemistry and biophysics,
               干旱胁迫对植株的伤害。然而,本研究还发现,干旱
                                                                    2005,444:139-158.
               胁迫下变形菌门菌株相对丰度降低56.0%,拟杆菌门
                                                               [5] SCHAFLEITNER R,ROSALES R O G,GAUDIN A,et al.
               菌株相对丰度增加了240.77%,目前还未曾有研究表
                                                                    Capturing candidate drought tolerance traits in two native An⁃
               明,这些菌门相对丰度的增加或减少是否会影响植                               dean  potato  clones  by  transcription  profiling  of  field  grown
               株对干旱胁迫的响应,其他差异显著的细菌也有待                               plants  under  water  stress[J/OL]. Plant  physiol  biochem,
               于进一步研究。在本研究中,Shannon 指数正常浇水                          2007,45(9):673-690.
                                                               [6] ADMASSIEA  M,WOLDEHAWARIATB  Y,ALEMU  T,
               下(4.36)低于干旱处理下的(9.72),说明正常浇水处
                                                                    et al.The role of plant growth-promoting bacteria in alleviating
               理下马铃薯叶片内生细菌的丰富度低于干旱处理;
                                                                    drought  stress  on  pepper  plants[J/OL]. Agricultural  water
               Simpson 指数正常浇水下(0.60)低于干旱处理下的
                                                                    management,2022,272(1):107831[2022-09-23].  https://
              (1.00),说明干旱处理下马铃薯叶片内生细菌的优势                            doi.org/10.1016/j.agwat.2022.107831.
               种集中度高于正常浇水处理。                                   [7] SOOD  G,KAUSHAL  R,SHARMA  M. Alleviation  of
                   伯克霍尔德氏菌 PsJN(Burkholderia pltofians)             drought  stress  in  maize (Zea  mays  L.)  by  using  endogenous
               PsJN 是从洋葱根部分离出的一种内生细菌,在提高                            endophyte Bacillus subtilis in North West Himalayas[J].Soil
                                                                    & plant science,2020,70(5):361-370.
               宿主植物对生物和非生物胁迫的耐受性中发挥着重
                                                               [8] LAROUSSE  M,RANCUREL  C,SYSKA  C,et  al. Tomato
               要作用。Yang 等     [31] 发现伯克霍尔德氏菌 PsJN 可以
                                                                    root microbiota and Phytophthora parasitica-associated disease
               在盐胁迫下刺激藜麦的生长和提高产量。将伯克霍                               [J/OL].Microbiome,2017,5:56[2022-09-23]. https://doi.
               尔德氏菌接种于干旱胁迫下的马铃薯植株中时,其                               org/10.1186/s40168-017-0273-7.
               细胞内部环境稳定、转录调控和活性氧伤害中所用                          [9] BECKERS B,BEEK M O D,WEYENS N, et al.Structur⁃
               的转录物得到了改善         [32] 。本研究中也检测到了与伯                  al  variability  and  niche  differentiation  in  the  rhizosphere  and
                                                                    endosphere  bacterial  microbiome  of  field-grown  poplar  trees
               克霍尔德氏菌 PsJN 同科的内生细菌伯克霍尔德氏
                                                                    [J/OL]. Microbiome,2017,5:25[2022-09-23]. https://doi.
               科(Burkholderiaceae),且该菌科的相对丰度在干旱
                                                                    org/10.1186/s40168-017-0241-2.
               胁迫下增加了 139.09%,由此可以推测,马铃薯内生
                                                               [10] HASSAN S E D.Plant growth-promoting activities for bacte⁃
               伯克霍尔德氏科菌是马铃薯形成干旱防御机制的重                               rial  and  fungal  endophytes  isolated  from  medicinal  plant  of
               要因素,该菌可能在马铃薯植株应对干旱胁迫中发                               Teucrium polium L.[J].Journal of advanced research,2017,8
               挥着重要作用,是未来利用内生菌缓解马铃薯干旱                               (6):687-695.
               胁迫的重要材料。                                        [11] SINGH  M,KUMAR  A,SINGH  R,et  al. Endophytic  bacte⁃
                                                                    ria:  a  new  source  of  bioactive  compounds[J/OL]. Biotech,
               参考文献 References                                      2017,7(5):315[2022-09-23]. https://doi. org/10.1007/
                                                                    s13205-017-0942-z.
              [1] 李青,秦玉芝,王万兴,等 . 马铃薯(Solanum tuberosum L.)干    [12] XIE Z C,CHU Y K,ZHANG W J,et al.Bacillus pumilus alle⁃
                    旱胁迫生理特性及耐旱性分析[J]. 分子植物育种,2021,19                viates drought stress and increases metabolite accumulation in
                   (1):259-268.LI Q,QIN Y Z,WANG W X,et al.Analysis of   Glycyrrhiza uralensis Fisch[J].Environmental and experimen⁃
                    physiological  characteristics  and  drought  tolerance  of  potato   tal botany,2019,158:99-106.
                   (Solanum  tuberosum  L.)  under  drought  stress[J]. Molecular  [13] GAGNE-BOURGUE F,ALIFERIS K A,SEGUIN P,et al.
                    plant breeding,2021,19(1):259-268(in Chinese with English   Isolation  and  characterization  of  indigenous  endophytic  bacte⁃
                    abstract).                                      ria  associated  with  leaves  of  switchgrass (Panicum  virgatum
              [2] 谢从华,柳俊 . 中国马铃薯科技发展与创新之回顾[[J]. 华中                  L.)  cultivars[J]. Journal  of  applied  microbiology,  2013,114
                    农业大学学报,2021,40(4):16-26.X C,LIU J.Development   (3):836-853.
                    and innovation of science and technology of potato in China[J].  [14] ZLATEV  Z,LIDON  F  C. An  overview  on  drought  induced
                    Journal  of  Huazhong  Agricultural  University,  2021,40(4):  changes  in  plant  growth,water  relations  and  photosynthesis
                    16-26(in Chinese with English abstract).        [J]. Emirates  journal  of  food  &  agriculture,2012,24(1):
              [3] MONNEVEUX P,RAMIREZ D A,PINO M T.Drought tol⁃     57-72.
                    erance in potato (S. tuberosum L.): can we learn from drought  [15] ABID M,ALI S,QI L K.et al.Physiological and biochemical
                    tolerance research in cereals?[J].Plant science,2013,205/206  changes  during  drought  and  recovery  periods  at  tillering  and
   87   88   89   90   91   92   93   94   95   96   97