1. Substrates for the production of Samanea saman (Jacq.) Merr seedlings inoculated with nitrogen-fixing bacteria and arbuscular mycorrhizal fungi

   • Gustavo Wyse Abaurre
   • Orivaldo José Saggin Júnior
   • Sergio Miana de Faria

   OriginalPaper 21 August 2020 Pages: 157 - 163

2. Marchantia polymorpha subsp. ruderalis (Bischl. & Boissel.-Dub.)-arbuscular mycorrhizal fungi interaction: beneficial or harmful?

   • Jorge Poveda

   OriginalPaper 22 August 2020 Pages: 165 - 174

   

3. Choricystis and Lewiniosphaera gen. nov. (Trebouxiophyceae Chlorophyta), two different green algal endosymbionts in freshwater sponges

   • Thomas Pröschold
   • Tatyana Darienko

   OriginalPaper Open access 09 September 2020 Pages: 175 - 188

   

4. Stress tolerance alteration in the freshwater cnidarian green hydra (Hydra viridissima) via symbiotic algae mutagenesis

   • Siao Ye
   • Meenakshi Bhattacharjee
   • Evan Siemann

   OriginalPaper 05 September 2020 Pages: 189 - 199

   

5. Colonization by dark septate endophytes improves the growth of Hedysarum scoparium under multiple inoculum levels

   • Yiling Zuo
   • Fang Su
   • Min Li

   OriginalPaper 11 September 2020 Pages: 201 - 214

   

6. Characterization of Tuber indicum (Pezizales, Tuberaceae) mycorrhizae synthesized with four host trees exotic to China

   • Lan-Lan Huang
   • Alexis Guerin-Laguette
   • Fu-Qiang Yu

   OriginalPaper 10 September 2020 Pages: 215 - 224

   

7. Regionalized cell proliferation in the symbiont-bearing gill of the hydrothermal vent mussel Bathymodiolus azoricus

   • Bérénice Piquet
   • François H. Lallier
   • Sébastien Duperron

   OriginalPaper 26 September 2020 Pages: 225 - 233

   

8. Symbiotic interactions between chickpea (Cicer arietinum L.) genotypes and Mesorhizobium strains

   • A. H. Gunnabo
   • J. van Heerwaarden
   • K. E. Giller

   OriginalPaper Open access 30 September 2020 Pages: 235 - 248

   

9. Nodulation of Retama species by members of the genus Microvirga in Morocco

   • Lamrabet Mouad
   • Lamin Hanane
   • Missbah El Idrissi Mustapha

   OriginalPaper 25 September 2020 Pages: 249 - 258