Phosphorus availability and elevated CO2 affect biological nitrogen fixation and nutrient fluxes in a clover-dominated sward

Edwards, Everard; McCaffery, Stephanie; Evans, John

Phosphorus availability and elevated CO2 affect biological nitrogen fixation and nutrient fluxes in a clover-dominated sward

Date

2006

Authors

Edwards, Everard

McCaffery, Stephanie

Evans, John

Publisher

Cambridge University Press

Abstract

• The response of biological nitrogen fixation (BNF) to elevated CO2 was examined in white clover (Trifolium repens)-dominated swards under both high and low phosphorus availability. • Mixed swards of clover and buffalo grass (Stenotaphrum secundatum)