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Effects of Rhizophora mangle leaf litter and seedlings on carbon and nitrogen cycling in salt marshes - potential consequences of climate-induced mangrove migration. / Laanbroek, H.J. (Corresponding author); Zhang, QiuFang; Leite, M.F.A.; Verhoeven, Jos T. A.; Whigham, D.F.

In: Plant and Soil, Vol. 426, No. May 2018, 2018, p. 383-400.

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@article{ed4235c07e224eabb6a6df7f73519065,
title = "Effects of Rhizophora mangle leaf litter and seedlings on carbon and nitrogen cycling in salt marshes - potential consequences of climate-induced mangrove migration",
abstract = "Background and aimsDue to the production of large amounts of tannins and phenolics by Rhizophora mangle, it was hypothesized that the invasion of this mangrove species in salt marshes due to global warming will result in changes in the cycling of carbon and nitrogen.MethodsLeaf litter and/or seedlings of R. mangle were placed into 1-m2 experimental plots in a Distichlis spicata-dominated salt marsh on the Atlantic Coast of central Florida (USA). An additional litter decomposition experiment was conducted in all plots by adding litter bags containing 10 g of dried D. spicata shoot litter. Seedling growth was measured yearly. One and four years after the start of the experiment, soil samples were collected to determine physical and chemical soil conditions, potential nitrification and denitrification activities and abundances of genes that are related to microbial processes in the nitrogen cycle.ResultsGrowth of R. mangle seedlings was stimulated in the presence of R. mangle litter, while decomposition rates of D. spicata litter were lower in plots with R. mangle litter and seedlings. The presence of R. mangle litter and/or seedlings had no significant effect on potential nitrification and denitrification activities and on the abundances of genes.ConclusionThe colonization of R. mangle into D. spicata-dominated salt marshes will affect the carbon cycle, but not necessarily the nitrogen cycle, which is likely due to the pre-existing nitrogen-limited conditions in the salt marsh.",
keywords = "international",
author = "H.J. Laanbroek and QiuFang Zhang and M.F.A. Leite and Verhoeven, {Jos T. A.} and D.F. Whigham",
note = "6493, ME",
year = "2018",
doi = "10.1007/s11104-018-3611-z",
language = "English",
volume = "426",
pages = "383--400",
journal = "Plant and Soil",
issn = "0032-079X",
publisher = "Springer Netherlands",
number = "May 2018",

}

RIS

TY - JOUR

T1 - Effects of Rhizophora mangle leaf litter and seedlings on carbon and nitrogen cycling in salt marshes - potential consequences of climate-induced mangrove migration

AU - Laanbroek, H.J.

AU - Zhang, QiuFang

AU - Leite, M.F.A.

AU - Verhoeven, Jos T. A.

AU - Whigham, D.F.

N1 - 6493, ME

PY - 2018

Y1 - 2018

N2 - Background and aimsDue to the production of large amounts of tannins and phenolics by Rhizophora mangle, it was hypothesized that the invasion of this mangrove species in salt marshes due to global warming will result in changes in the cycling of carbon and nitrogen.MethodsLeaf litter and/or seedlings of R. mangle were placed into 1-m2 experimental plots in a Distichlis spicata-dominated salt marsh on the Atlantic Coast of central Florida (USA). An additional litter decomposition experiment was conducted in all plots by adding litter bags containing 10 g of dried D. spicata shoot litter. Seedling growth was measured yearly. One and four years after the start of the experiment, soil samples were collected to determine physical and chemical soil conditions, potential nitrification and denitrification activities and abundances of genes that are related to microbial processes in the nitrogen cycle.ResultsGrowth of R. mangle seedlings was stimulated in the presence of R. mangle litter, while decomposition rates of D. spicata litter were lower in plots with R. mangle litter and seedlings. The presence of R. mangle litter and/or seedlings had no significant effect on potential nitrification and denitrification activities and on the abundances of genes.ConclusionThe colonization of R. mangle into D. spicata-dominated salt marshes will affect the carbon cycle, but not necessarily the nitrogen cycle, which is likely due to the pre-existing nitrogen-limited conditions in the salt marsh.

AB - Background and aimsDue to the production of large amounts of tannins and phenolics by Rhizophora mangle, it was hypothesized that the invasion of this mangrove species in salt marshes due to global warming will result in changes in the cycling of carbon and nitrogen.MethodsLeaf litter and/or seedlings of R. mangle were placed into 1-m2 experimental plots in a Distichlis spicata-dominated salt marsh on the Atlantic Coast of central Florida (USA). An additional litter decomposition experiment was conducted in all plots by adding litter bags containing 10 g of dried D. spicata shoot litter. Seedling growth was measured yearly. One and four years after the start of the experiment, soil samples were collected to determine physical and chemical soil conditions, potential nitrification and denitrification activities and abundances of genes that are related to microbial processes in the nitrogen cycle.ResultsGrowth of R. mangle seedlings was stimulated in the presence of R. mangle litter, while decomposition rates of D. spicata litter were lower in plots with R. mangle litter and seedlings. The presence of R. mangle litter and/or seedlings had no significant effect on potential nitrification and denitrification activities and on the abundances of genes.ConclusionThe colonization of R. mangle into D. spicata-dominated salt marshes will affect the carbon cycle, but not necessarily the nitrogen cycle, which is likely due to the pre-existing nitrogen-limited conditions in the salt marsh.

KW - international

U2 - 10.1007/s11104-018-3611-z

DO - 10.1007/s11104-018-3611-z

M3 - Article

VL - 426

SP - 383

EP - 400

JO - Plant and Soil

JF - Plant and Soil

SN - 0032-079X

IS - May 2018

ER -

ID: 6291550