Effects of acid and aluminum stress on seed germination and physiological characteristics of seedling growth in Sophora davidii

  • SCI-E
  • PUBMED
作者: Long, Sisi;Xie, Wenhui;Zhao, Wenwu;Liu, Danyang;Wang, Puchang;...
通讯作者: Zhao, LL
作者机构: Guizhou Univ, Coll Anim Sci, Guiyang, Peoples R China.
Guizhou Univ, Coll Forestry, Guiyang, Peoples R China.
Guizhou Normal Univ, Sch Life Sci, Guiyang, Peoples R China.
Guizhou Univ, Coll Anim Sci, Huaxi Dist, Guiyang 550025, Guizhou, Peoples R China.
通讯机构: Guizhou Univ, Coll Anim Sci, Huaxi Dist, Guiyang 550025, Guizhou, Peoples R China.
语种: 英文
关键词: Acidic soil,Sophora davidii,aluminum toxicity,antioxidant enzymes,germination rate
期刊: PLANT SIGNALING & BEHAVIOR
ISSN: 1559-2316
年: 2024
卷: 19
期: 1
页码: 2328891
基金类别: Guizhou Provincial Science and Technology Program [155, 5636]; Qiankehe Foundation [2020] [1Z026]; National Natural Science Foundation of China [32260340, 32060391
摘要: Sophora davidii, a vital forage species, predominantly thrives in the subtropical karst mountains of Southwest China. Its resilience to poor soil conditions and arid environments renders it an ideal pioneer species for ecological restoration in these regions. This study investigates the influence of acidic, aluminum-rich local soil on the germination and seedling growth physiology of S. davidii. Experiments were conducted under varying degrees of acidity and aluminum stress, employing three pH levels (3.5 to 5.5) and four aluminum concentrations (0.5 to 2.0 mmolL-1). The results showed that germination rate, germination index, and vigor index of S. davidii seeds were decr...

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