<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Plant Growth Promoting Microorganisms or Plant Probiotics (PGPMs) constitute a promising solution for agricultural sustainability. The concept that inoculation of PGPM mixtures may perform better in enhancing agricultural production than single strain application dates back to the discovery of plant growth rhizobacteria (PGPR) and is gaining ground in our days. This shift is highlighted by the increasing number of research publications dealing with the positive impact of microbial mixtures in promoting plant growth, controlling plant pathogens, as well as providing abiotic stress tolerance. The continuous deposition of patents as well as commercially available formulations concerning bioprotective and/or biostimulant multistrain mixtures also underlines this shift. A major issue in engineering an effective and consistent synthetic multistrain mixture appears to be the compatibility of its components. The present review provides a thorough literature survey supporting the view that treatment of plants with compatible multistrain mixtures generally exerts a better effect in plant growth and health than single-strain inoculation. Our study focuses on multistrain mixtures based on <italic>Pseudomonas</italic>, <italic>Bacillus</italic> and beneficial fungal strains, while commercial products are also being referred.</p></abstract>

Plant Growth Promoting Microorganisms or Plant Probiotics (PGPMs) constitute a promising solution for agricultural sustainability. The concept that inoculation of PGPM mixtures may perform better in enhancing agricultural production than single strain application dates back to the discovery of plant growth rhizobacteria (PGPR) and is gaining ground in our days. This shift is highlighted by the increasing number of research publications dealing with the positive impact of microbial mixtures in promoting plant growth, controlling plant pathogens, as well as providing abiotic stress tolerance. The continuous deposition of patents as well as commercially available formulations concerning bioprotective and/or biostimulant multistrain mixtures also underlines this shift. A major issue in engineering an effective and consistent synthetic multistrain mixture appears to be the compatibility of its components. The present review provides a thorough literature survey supporting the view that treatment of plants with compatible multistrain mixtures generally exerts a better effect in plant growth and health than single-strain inoculation. Our study focuses on multistrain mixtures based on Pseudomonas, Bacillus and beneficial fungal strains, while commercial products are also being referred.

Multistrain versus single-strain plant growth promoting microbial inoculants - The compatibility issue

Laboratory of General and Agricultural Microbiology

Hellenic Plant Protection Journal

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Plant Growth Promoting Microorganisms or Plant Probiotics (PGPMs) constitute a promising solution for agricultural sustainability. The concept that inoculation...

Multistrain versus single-strain plant growth promoting microbial inoculants - The compatibility issue

Published Online: Jul 30, 2019

Page range: 61 - 77

Received: Jun 04, 2019

Accepted: Jul 03, 2019

DOI: https://doi.org/10.2478/hppj-2019-0007

Keywords
plant probiotics, biostimulants, synthetic multistrain mixtures, biological control, co-inoculation, consortia

© 2019 E.-E. Thomloudi et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Multistrain versus single-strain plant growth promoting microbial inoculants - The compatibility issue

Published Online: Jul 30, 2019

Page range: 61 - 77

Received: Jun 04, 2019

Accepted: Jul 03, 2019

DOI: https://doi.org/10.2478/hppj-2019-0007

Keywordsplant probiotics, biostimulants, synthetic multistrain mixtures, biological control, co-inoculation, consortia

© 2019 E.-E. Thomloudi et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
plant probiotics, biostimulants, synthetic multistrain mixtures, biological control, co-inoculation, consortia