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A consortium of arbuscular mycorrizal fungi improves nutrient uptake, biochemical response, nodulation and growth of the pea (Pisum sativum L.) under salt stress
Rhizosphere ( IF 3.4 ) Pub Date : 2020-08-14 , DOI: 10.1016/j.rhisph.2020.100235
Manoj Parihar , Amitava Rakshit , Kiran Rana , Rajendra Prasad Meena , Dinesh Chandra Joshi

The present study was conducted to examine the accumulation of nutrients, antioxidant enzymes activity, growth and yield of pea influenced by arbuscular mycorrhizal fungi (AMF) under salt stress. This study included four treatments i.e. single species AMF (Rhizophagus intraradices), formulated AMF (Funneliformis mosseae and Rhizophagus intraradices), and multi species AMF (Rhizophagus fasciculatus and Gigaspora sp.) along with control (non-mycorrhizal). The AMF inoculation found to be effective in reducing the negative effects of salt stress by improving the antioxidant enzyme system, greater ionic balance, and by regulating the malondialdehyde and phenolic compounds, which resulted in higher growth and yield of pea. Seed yield increased by ~24, 40 and 54% in Rhizophagus intraradices, Funneliformis mosseae + Rhizophagus intraradices and Rhizophagus fasciculatus + Gigaspora sp. respectively in comparison to control treatments. Overall, consortium based application of AMF belonging to different family i.e. multi species (Rhizophagus fasciculatus and Gigaspora sp.) was found superior than single AMF inoculation to improve the pea production under salt stress environment.



中文翻译:

丛枝菌根真菌在盐胁迫下改善豌豆(Pisum sativum L.)的养分吸收,生化响应,结瘤和生长

本研究旨在研究盐胁迫下丛枝菌根真菌(AMF)对豌豆养分积累,抗氧化酶活性,豌豆生长和产量的影响。这项研究包括四种治疗方法,即单种AMF(根瘤菌),配制的AMF(沙门氏菌根瘤菌)以及多品种AMF(根瘤菌Gigaspora)sp。)以及对照(非菌根)。发现AMF接种可通过改善抗氧化酶系统,增强离子平衡以及调节丙二醛和酚类化合物来有效减少盐胁迫的负面影响,从而提高豌豆的生长和产量。根瘤菌沙门氏菌 + 根瘤菌fasciculatus  +  Gigaspora sp。的种子产量分别提高了约24%,40%和54%。与对照治疗相比。总体而言,基于联盟的AMF应用属于不同的家族,即多种物种(Rhizophagus fasciculatusGigaspora 发现)在盐胁迫环境下,豌豆的产量要优于单次AMF接种,以提高豌豆的产量。

更新日期:2020-08-14
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