PLANT AND SOIL Contents Volume 309 Nos. 1-2 August 2008 Non-CO, greenhouse gas fluxes in Australian and New Zealand landscapes Guest Editors: Stephen Livesley, Stefan Arndt and Richard Eckard Editorial Nitrous oxide and methane flux in Australian and New Zealand landscapes: measurements, modeling and mitigation S.J. Livesley - R. Eckard and S.K. Arndt Regular Articles Approaches to measuring fluxes of methane and nitrous oxide between landscapes and the atmosphere O.T. Denmead Soil-atmosphere exchange of nitrous oxide and methane in New Zealand terrestrial ecosystems and their mitigation options: a review S. Saggar : K.R. Tate - D.L. Giltrap and J. Singh Magnitude and biophysical regulators of methane emission and consumption in the Australian agricultural, forest, and submerged landscapes: a review R.C. Dalal - D.E. Allen - S.J. Livesley and G. Richards Spatial variability of nitrous oxide emissions from an Australian irrigated dairy pasture D.A. Turner - D. Chen - LE. Galbally - R. Leuning - R.B. Edis - Y. Li- K. Kelly and F. Phillips 77-88 Trace gas flux and the influence of short-term soil water and temperature dynamics in Australian sheep grazed pastures of differing productivity S.J. Livesley - R. Kiese - J. Graham - C.J. Weston : K. Butterbach-Bahl and S.K. Arndt 89-103 Seasonal dynamic of gross nitrification and N20 emission at two tropical rainforest sites in Queensland, Australia R. Kiese : B. Hewett and K. Butterbach-Bahl 105-117 Effects of irrigating dairy-grazed grassland with farm dairy effluent on nitrous oxide emissions J. Luo : S. Saggar : R. Bhandral - N. Bolan : S. Ledgard : S. Lindsey and W. Sun 119-130 Effects of tillage, simulated cattle grazing and soil moisture on N,O emissions from a winter forage crop S.M. Thomas : M.H. Beare - G.S. Francis - H.E. Barlow and D.I. Hedderley 131-145 Concepts in modelling N20 emissions from land use R. Farquharson and J. Baldock 147-167 N°0 emissions from agricultural lands: a synthesis of simulation approaches D. Chen : Y. Li: P. Grace and AR. Mosier 169-189 Using the NZ-DNDC model to estimate agricultural N.O emissions in the Manawatu-Wanganui region D. Giltrap - S. Saggar - C. Li and H. Wilde 191-209 Site specific and regional estimates of methane uptake by tropical rainforest soils in north eastern Australia R. Kiese : S. Wochele and K. Butterbach-Bahl 211-226 Effects of dairy farming intensification on nitrous oxide emissions J. Luo : S.F. Ledgard : C.A.M. de Klein - S.B. Lindsey and M. Kear 227-237 Simulation of N20 emissions from rain-fed wheat and the impact of climate variation in southeastern Australia Y. Li: D. Chen : F. Barker-Reid and R. Eckard 239-251 Available online www.springerlink.com A sheep grazed, clover-grass pasture in south-west Western Australia with recently afforested pine and eucalypt plantations in the distance, surrounding a patch of remnant native woodland.