Publication

Seasonal variations in the diversity and abundance of diazotrophic communities across soils

Pereira e Silva, M. C., Semenov, A. V., van Elsas, J. D. & Salles, J. F., Jul-2011, In : FEMS Microbial Ecology. 77, 1, p. 57-68 12 p.

Research output: Contribution to journalArticleAcademicpeer-review

APA

Pereira e Silva, M. C., Semenov, A. V., van Elsas, J. D., & Salles, J. F. (2011). Seasonal variations in the diversity and abundance of diazotrophic communities across soils. FEMS Microbial Ecology, 77(1), 57-68. https://doi.org/10.1111/j.1574-6941.2011.01081.x

Author

Pereira e Silva, Michele C. ; Semenov, Alexander V. ; van Elsas, Jan Dirk ; Salles, Joana Falcao. / Seasonal variations in the diversity and abundance of diazotrophic communities across soils. In: FEMS Microbial Ecology. 2011 ; Vol. 77, No. 1. pp. 57-68.

Harvard

Pereira e Silva, MC, Semenov, AV, van Elsas, JD & Salles, JF 2011, 'Seasonal variations in the diversity and abundance of diazotrophic communities across soils', FEMS Microbial Ecology, vol. 77, no. 1, pp. 57-68. https://doi.org/10.1111/j.1574-6941.2011.01081.x

Standard

Seasonal variations in the diversity and abundance of diazotrophic communities across soils. / Pereira e Silva, Michele C.; Semenov, Alexander V.; van Elsas, Jan Dirk; Salles, Joana Falcao.

In: FEMS Microbial Ecology, Vol. 77, No. 1, 07.2011, p. 57-68.

Research output: Contribution to journalArticleAcademicpeer-review

Vancouver

Pereira e Silva MC, Semenov AV, van Elsas JD, Salles JF. Seasonal variations in the diversity and abundance of diazotrophic communities across soils. FEMS Microbial Ecology. 2011 Jul;77(1):57-68. https://doi.org/10.1111/j.1574-6941.2011.01081.x


BibTeX

@article{21030342b0024118bb4f475d7655b74b,
title = "Seasonal variations in the diversity and abundance of diazotrophic communities across soils",
abstract = "The nitrogen (N)-fixing community is a key functional community in soil, as it replenishes the pool of biologically available N that is lost to the atmosphere via anaerobic ammonium oxidation and denitrification. We characterized the structure and dynamic changes in diazotrophic communities, based on the nifH gene, across eight different representative Dutch soils during one complete growing season, to evaluate the amplitude of the natural variation in abundance and diversity, and identify possible relationships with abiotic factors. Overall, our results indicate that soil type is the main factor influencing the N-fixing communities, which were more abundant and diverse in the clay soils (n=4) than in the sandy soils (n=4). On average, the amplitude of variation in community size as well as the range-weighted richness were also found to be higher in the clay soils. These results indicate that N-fixing communities associated with sandy and clay soil show a distinct amplitude of variation under field conditions, and suggest that the diazotrophic communities associated with clay soil might be more sensitive to fluctuations associated with the season and agricultural practices. Moreover, soil characteristics such as ammonium content, pH and texture most strongly correlated with the variations observed in the diversity, size and structure of N-fixing communities, whose relative importance was determined across a temporal and spatial scale.",
keywords = "nifH, soil, diversity, abundance, baseline, soil type, GRADIENT GEL-ELECTROPHORESIS, POLYMERASE-CHAIN-REACTION, NITROGEN-FIXING BACTERIA, NIFH GENE POOLS, MANAGEMENT REGIME, MICROBIAL COMMUNITIES, GRASSLAND SOILS, PLANTS, IMPACT, FLUCTUATIONS",
author = "{Pereira e Silva}, {Michele C.} and Semenov, {Alexander V.} and {van Elsas}, {Jan Dirk} and Salles, {Joana Falcao}",
year = "2011",
month = "7",
doi = "10.1111/j.1574-6941.2011.01081.x",
language = "English",
volume = "77",
pages = "57--68",
journal = "FEMS Microbial Ecology",
issn = "0168-6496",
publisher = "Oxford University Press",
number = "1",

}

RIS

TY - JOUR

T1 - Seasonal variations in the diversity and abundance of diazotrophic communities across soils

AU - Pereira e Silva, Michele C.

AU - Semenov, Alexander V.

AU - van Elsas, Jan Dirk

AU - Salles, Joana Falcao

PY - 2011/7

Y1 - 2011/7

N2 - The nitrogen (N)-fixing community is a key functional community in soil, as it replenishes the pool of biologically available N that is lost to the atmosphere via anaerobic ammonium oxidation and denitrification. We characterized the structure and dynamic changes in diazotrophic communities, based on the nifH gene, across eight different representative Dutch soils during one complete growing season, to evaluate the amplitude of the natural variation in abundance and diversity, and identify possible relationships with abiotic factors. Overall, our results indicate that soil type is the main factor influencing the N-fixing communities, which were more abundant and diverse in the clay soils (n=4) than in the sandy soils (n=4). On average, the amplitude of variation in community size as well as the range-weighted richness were also found to be higher in the clay soils. These results indicate that N-fixing communities associated with sandy and clay soil show a distinct amplitude of variation under field conditions, and suggest that the diazotrophic communities associated with clay soil might be more sensitive to fluctuations associated with the season and agricultural practices. Moreover, soil characteristics such as ammonium content, pH and texture most strongly correlated with the variations observed in the diversity, size and structure of N-fixing communities, whose relative importance was determined across a temporal and spatial scale.

AB - The nitrogen (N)-fixing community is a key functional community in soil, as it replenishes the pool of biologically available N that is lost to the atmosphere via anaerobic ammonium oxidation and denitrification. We characterized the structure and dynamic changes in diazotrophic communities, based on the nifH gene, across eight different representative Dutch soils during one complete growing season, to evaluate the amplitude of the natural variation in abundance and diversity, and identify possible relationships with abiotic factors. Overall, our results indicate that soil type is the main factor influencing the N-fixing communities, which were more abundant and diverse in the clay soils (n=4) than in the sandy soils (n=4). On average, the amplitude of variation in community size as well as the range-weighted richness were also found to be higher in the clay soils. These results indicate that N-fixing communities associated with sandy and clay soil show a distinct amplitude of variation under field conditions, and suggest that the diazotrophic communities associated with clay soil might be more sensitive to fluctuations associated with the season and agricultural practices. Moreover, soil characteristics such as ammonium content, pH and texture most strongly correlated with the variations observed in the diversity, size and structure of N-fixing communities, whose relative importance was determined across a temporal and spatial scale.

KW - nifH

KW - soil

KW - diversity

KW - abundance

KW - baseline

KW - soil type

KW - GRADIENT GEL-ELECTROPHORESIS

KW - POLYMERASE-CHAIN-REACTION

KW - NITROGEN-FIXING BACTERIA

KW - NIFH GENE POOLS

KW - MANAGEMENT REGIME

KW - MICROBIAL COMMUNITIES

KW - GRASSLAND SOILS

KW - PLANTS

KW - IMPACT

KW - FLUCTUATIONS

U2 - 10.1111/j.1574-6941.2011.01081.x

DO - 10.1111/j.1574-6941.2011.01081.x

M3 - Article

VL - 77

SP - 57

EP - 68

JO - FEMS Microbial Ecology

JF - FEMS Microbial Ecology

SN - 0168-6496

IS - 1

ER -

ID: 5341507