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Highlighting the threat from current and near-future ozone pollution to clover in pasture

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Highlighting the threat from current and near-future ozone pollution to clover in pasture. / Hewitt, Daniel; Mills, G. E.; Hayes, F.; Wilkinson, Sally; Davies, William John.

In: Environmental Pollution, Vol. 189, 06.2014, p. 111-117.

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Hewitt, Daniel ; Mills, G. E. ; Hayes, F. ; Wilkinson, Sally ; Davies, William John. / Highlighting the threat from current and near-future ozone pollution to clover in pasture. In: Environmental Pollution. 2014 ; Vol. 189. pp. 111-117.

Bibtex

@article{3343ca42792b4505aa09f266c540eb6a,
title = "Highlighting the threat from current and near-future ozone pollution to clover in pasture",
abstract = "Globally, the legume–rhizobia symbiosis, contained within specialised organs called root nodules, is thought to add at least 30 Tg N annually to agricultural land. The growth and functioning of a modern white clover (Trifolium repens cv. Crusader) and red clover (T. pratense cv. Merviot) cultivar were investigated in current and future ozone scenarios in solardomes. Both cultivars developed leaf injury and had significant reductions in root biomass and root nodule number in response to ozone, with Crusader also displaying a reduced size and mass of nodules. In-situ measurements of N-fixation in Crusader by acetylene reduction assay revealed reduced N-fixation rates in a future scenario with an increased background and moderate peaks of ozone. The implications for the sustainability of temperate pasture are discussed.",
keywords = "Clover, Nodulation, Ozone, Nitrogen fixation, Pasture, Background ozone",
author = "Daniel Hewitt and Mills, {G. E.} and F. Hayes and Sally Wilkinson and Davies, {William John}",
year = "2014",
month = jun,
doi = "10.1016/j.envpol.2014.02.033",
language = "English",
volume = "189",
pages = "111--117",
journal = "Environmental Pollution",
issn = "0269-7491",
publisher = "Elsevier Ltd",

}

RIS

TY - JOUR

T1 - Highlighting the threat from current and near-future ozone pollution to clover in pasture

AU - Hewitt, Daniel

AU - Mills, G. E.

AU - Hayes, F.

AU - Wilkinson, Sally

AU - Davies, William John

PY - 2014/6

Y1 - 2014/6

N2 - Globally, the legume–rhizobia symbiosis, contained within specialised organs called root nodules, is thought to add at least 30 Tg N annually to agricultural land. The growth and functioning of a modern white clover (Trifolium repens cv. Crusader) and red clover (T. pratense cv. Merviot) cultivar were investigated in current and future ozone scenarios in solardomes. Both cultivars developed leaf injury and had significant reductions in root biomass and root nodule number in response to ozone, with Crusader also displaying a reduced size and mass of nodules. In-situ measurements of N-fixation in Crusader by acetylene reduction assay revealed reduced N-fixation rates in a future scenario with an increased background and moderate peaks of ozone. The implications for the sustainability of temperate pasture are discussed.

AB - Globally, the legume–rhizobia symbiosis, contained within specialised organs called root nodules, is thought to add at least 30 Tg N annually to agricultural land. The growth and functioning of a modern white clover (Trifolium repens cv. Crusader) and red clover (T. pratense cv. Merviot) cultivar were investigated in current and future ozone scenarios in solardomes. Both cultivars developed leaf injury and had significant reductions in root biomass and root nodule number in response to ozone, with Crusader also displaying a reduced size and mass of nodules. In-situ measurements of N-fixation in Crusader by acetylene reduction assay revealed reduced N-fixation rates in a future scenario with an increased background and moderate peaks of ozone. The implications for the sustainability of temperate pasture are discussed.

KW - Clover

KW - Nodulation

KW - Ozone

KW - Nitrogen fixation

KW - Pasture

KW - Background ozone

U2 - 10.1016/j.envpol.2014.02.033

DO - 10.1016/j.envpol.2014.02.033

M3 - Journal article

VL - 189

SP - 111

EP - 117

JO - Environmental Pollution

JF - Environmental Pollution

SN - 0269-7491

ER -