Phosphate solubilization by fungi with nematicidal potential

We evaluated the nematicidal potential and phosphate solubilization ability of the fungal species Geomyces pannorum and Paecilomyces carneus, which are associated with the potato cyst nematode Globodera rostochiensis. In a broth medium containing calcium phosphate, the two fungi solubilized between...

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Autores principales: Lima-Rivera,D. L, Lopez-Lima,D, Desgarennes,D, Velázquez-Rodríguez,A. S, Carrion,G
Lenguaje:English
Publicado: Chilean Society of Soil Science / Sociedad Chilena de la Ciencia del Suelo 2016
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-95162016000200017
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spelling oai:scielo:S0718-951620160002000172016-10-24Phosphate solubilization by fungi with nematicidal potentialLima-Rivera,D. LLopez-Lima,DDesgarennes,DVelázquez-Rodríguez,A. SCarrion,G Phosphorus filamentous fungi hydroxyapatite strengite We evaluated the nematicidal potential and phosphate solubilization ability of the fungal species Geomyces pannorum and Paecilomyces carneus, which are associated with the potato cyst nematode Globodera rostochiensis. In a broth medium containing calcium phosphate, the two fungi solubilized between 67%-96% of the insoluble phosphorus that was present in the medium, and in a broth medium containing iron phosphate, the phosphorus that was solubilized by the two fungi ranged between 2%-13%. In a greenhouse experiment, G. pannorum and P. carneus were applied to soil that was naturally infested with G. rostochiensis and planted with Avena sativa. The fungi increased the available phosphorus in the soil by more than 30%, and Paecilomyces carneus also reduced the nematode population by 71%. This study is the first to report on the ability of G. pannorum and P. carneus to increase the available phosphorus in the soil, suggesting that these fungal species may have potential uses in agricultural soils with insoluble phosphorus. Moreover, this study provides a new alternative that contributes to the sustainable management of crops with bio-agents that have dual activity; they increase the available phosphorus in the soil and mitigate plant parasitic nematodes.info:eu-repo/semantics/openAccessChilean Society of Soil Science / Sociedad Chilena de la Ciencia del SueloJournal of soil science and plant nutrition v.16 n.2 20162016-06-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-95162016000200017en10.4067/S0718-95162016005000042
institution Scielo Chile
collection Scielo Chile
language English
topic Phosphorus
filamentous fungi
hydroxyapatite
strengite
spellingShingle Phosphorus
filamentous fungi
hydroxyapatite
strengite
Lima-Rivera,D. L
Lopez-Lima,D
Desgarennes,D
Velázquez-Rodríguez,A. S
Carrion,G
Phosphate solubilization by fungi with nematicidal potential
description We evaluated the nematicidal potential and phosphate solubilization ability of the fungal species Geomyces pannorum and Paecilomyces carneus, which are associated with the potato cyst nematode Globodera rostochiensis. In a broth medium containing calcium phosphate, the two fungi solubilized between 67%-96% of the insoluble phosphorus that was present in the medium, and in a broth medium containing iron phosphate, the phosphorus that was solubilized by the two fungi ranged between 2%-13%. In a greenhouse experiment, G. pannorum and P. carneus were applied to soil that was naturally infested with G. rostochiensis and planted with Avena sativa. The fungi increased the available phosphorus in the soil by more than 30%, and Paecilomyces carneus also reduced the nematode population by 71%. This study is the first to report on the ability of G. pannorum and P. carneus to increase the available phosphorus in the soil, suggesting that these fungal species may have potential uses in agricultural soils with insoluble phosphorus. Moreover, this study provides a new alternative that contributes to the sustainable management of crops with bio-agents that have dual activity; they increase the available phosphorus in the soil and mitigate plant parasitic nematodes.
author Lima-Rivera,D. L
Lopez-Lima,D
Desgarennes,D
Velázquez-Rodríguez,A. S
Carrion,G
author_facet Lima-Rivera,D. L
Lopez-Lima,D
Desgarennes,D
Velázquez-Rodríguez,A. S
Carrion,G
author_sort Lima-Rivera,D. L
title Phosphate solubilization by fungi with nematicidal potential
title_short Phosphate solubilization by fungi with nematicidal potential
title_full Phosphate solubilization by fungi with nematicidal potential
title_fullStr Phosphate solubilization by fungi with nematicidal potential
title_full_unstemmed Phosphate solubilization by fungi with nematicidal potential
title_sort phosphate solubilization by fungi with nematicidal potential
publisher Chilean Society of Soil Science / Sociedad Chilena de la Ciencia del Suelo
publishDate 2016
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-95162016000200017
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AT desgarennesd phosphatesolubilizationbyfungiwithnematicidalpotential
AT velazquezrodriguezas phosphatesolubilizationbyfungiwithnematicidalpotential
AT carriong phosphatesolubilizationbyfungiwithnematicidalpotential
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