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In Vivo Modulation of Arbuscular Mycorrhizal Symbiosis and Soil Quality by Fungal P Solubilizers.
Microb Ecol. 2020 Jan; 79(1):21-29.ME

Abstract

Phosphorus (P) is an essential nutrient with low bioavailability in soils for plant growth. The use of P solubilization fungi (PSF) has arisen as an eco-friendly strategy to increase this nutrient's bioavailability. The effect of PSF inoculation and its combination with P-transporting organisms (arbuscular mycorrhizal fungi, AMF) on plant growth has been previously studied. However, these studies did not evaluate the combined effect of PSF and AMF inoculation on plant growth, symbiosis, and soil quality. Therefore, the aim of this study is to assess the impact of PSF on the AMF-wheat symbiosis establishment and efficiency, considering the effect on plant growth and soil quality. We performed a greenhouse experiment with wheat under different treatments (+/-AMF: Rhizophagus irregularis; +/-PSF strains: Talaromyces flavus, T. helicus L7B, T. helicus N24, and T. diversus) and measured plant growth, AMF root colonization, symbiotic efficiency, and soil quality indicators. No interaction between PSF and R. irregularis was found in wheat growth, showcasing that their combination is not better than single inoculation. T. helicus strains did not interfere with the AMF-wheat symbiosis establishment, while T. diversus and T. flavus decreased it. The symbiotic efficiency was increased by T. flavus and T. helicus N24, and unchanged with T. helicus L7B and T. diversus inoculation. The soil quality indicators were higher with microbial co-inoculation, particularly the alkaline phosphatases parameter, showing the beneficial role of fungi in soil. This work highlights the importance of microbial interactions in the rhizosphere for crop sustainability and soil quality improvement, assessing the effects of PSF on AMF-wheat symbiosis.

Authors+Show Affiliations

Departamento de Biodiversidad y Biología Experimental, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Instituto de Biodiversidad y Biología Experimental y Aplicada (IBBEA) UBA-CONICET, Pabellón II, 4P Ciudad Universitaria, Intendente Güiraldes 2160, 1428, Buenos Aires, Argentina. ivanadm@bg.fcen.uba.ar. Departamento de Biodiversidad y Biología Experimental, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Instituto de Micología y Botánica (INMIBO) UBA-CONICET, Pabellón II, 4P Ciudad Universitaria, Intendente Güiraldes 2160, 1428, Buenos Aires, Argentina. ivanadm@bg.fcen.uba.ar.Departamento de Biodiversidad y Biología Experimental, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Instituto de Biodiversidad y Biología Experimental y Aplicada (IBBEA) UBA-CONICET, Pabellón II, 4P Ciudad Universitaria, Intendente Güiraldes 2160, 1428, Buenos Aires, Argentina.Departamento de Biodiversidad y Biología Experimental, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Instituto de Biodiversidad y Biología Experimental y Aplicada (IBBEA) UBA-CONICET, Pabellón II, 4P Ciudad Universitaria, Intendente Güiraldes 2160, 1428, Buenos Aires, Argentina. Instituto de Investigaciones en Biodiversidad y Medioambiente (INIBIOMA), CONICET-UNCo, Quintral 1250, 8400, San Carlos de Bariloche, Río Negro, Argentina.

Pub Type(s)

Journal Article

Language

eng

PubMed ID

31218384

Citation

Della Mónica, Ivana F., et al. "In Vivo Modulation of Arbuscular Mycorrhizal Symbiosis and Soil Quality By Fungal P Solubilizers." Microbial Ecology, vol. 79, no. 1, 2020, pp. 21-29.
Della Mónica IF, Godeas AM, Scervino JM. In Vivo Modulation of Arbuscular Mycorrhizal Symbiosis and Soil Quality by Fungal P Solubilizers. Microb Ecol. 2020;79(1):21-29.
Della Mónica, I. F., Godeas, A. M., & Scervino, J. M. (2020). In Vivo Modulation of Arbuscular Mycorrhizal Symbiosis and Soil Quality by Fungal P Solubilizers. Microbial Ecology, 79(1), 21-29. https://doi.org/10.1007/s00248-019-01396-6
Della Mónica IF, Godeas AM, Scervino JM. In Vivo Modulation of Arbuscular Mycorrhizal Symbiosis and Soil Quality By Fungal P Solubilizers. Microb Ecol. 2020;79(1):21-29. PubMed PMID: 31218384.
* Article titles in AMA citation format should be in sentence-case
TY - JOUR T1 - In Vivo Modulation of Arbuscular Mycorrhizal Symbiosis and Soil Quality by Fungal P Solubilizers. AU - Della Mónica,Ivana F, AU - Godeas,Alicia M, AU - Scervino,José M, Y1 - 2019/06/19/ PY - 2018/03/20/received PY - 2019/06/05/accepted PY - 2019/6/21/pubmed PY - 2020/5/28/medline PY - 2019/6/21/entrez KW - Microbial interactions KW - Phosphatases KW - Phosphate-solubilizing fungi KW - Plant growth promotion KW - Rhizophagus irregularis KW - Talaromyces SP - 21 EP - 29 JF - Microbial ecology JO - Microb Ecol VL - 79 IS - 1 N2 - Phosphorus (P) is an essential nutrient with low bioavailability in soils for plant growth. The use of P solubilization fungi (PSF) has arisen as an eco-friendly strategy to increase this nutrient's bioavailability. The effect of PSF inoculation and its combination with P-transporting organisms (arbuscular mycorrhizal fungi, AMF) on plant growth has been previously studied. However, these studies did not evaluate the combined effect of PSF and AMF inoculation on plant growth, symbiosis, and soil quality. Therefore, the aim of this study is to assess the impact of PSF on the AMF-wheat symbiosis establishment and efficiency, considering the effect on plant growth and soil quality. We performed a greenhouse experiment with wheat under different treatments (+/-AMF: Rhizophagus irregularis; +/-PSF strains: Talaromyces flavus, T. helicus L7B, T. helicus N24, and T. diversus) and measured plant growth, AMF root colonization, symbiotic efficiency, and soil quality indicators. No interaction between PSF and R. irregularis was found in wheat growth, showcasing that their combination is not better than single inoculation. T. helicus strains did not interfere with the AMF-wheat symbiosis establishment, while T. diversus and T. flavus decreased it. The symbiotic efficiency was increased by T. flavus and T. helicus N24, and unchanged with T. helicus L7B and T. diversus inoculation. The soil quality indicators were higher with microbial co-inoculation, particularly the alkaline phosphatases parameter, showing the beneficial role of fungi in soil. This work highlights the importance of microbial interactions in the rhizosphere for crop sustainability and soil quality improvement, assessing the effects of PSF on AMF-wheat symbiosis. SN - 1432-184X UR - https://www.unboundmedicine.com/medline/citation/31218384/In_Vivo_Modulation_of_Arbuscular_Mycorrhizal_Symbiosis_and_Soil_Quality_by_Fungal_P_Solubilizers_ DB - PRIME DP - Unbound Medicine ER -