Available online at www.sciencedirect.com science @oinecr- GEC IDERMA ELSEVIER Geoderma 125 (2005) 371 372 www.elsevier.com/locate/geoderma Contents Volume 125, 2005 Research papers lron-related phosphorus in eroded sediments from agricultural soils of Mediterranean areas C. Saavedra and A. Delgado Trace element accumulation in Mn—Fe—oxide nodules of a planosolic horizon S. Cornu, V. Deschatrettes, S. Salvador-Blanes, B. Clozel, M. Hardy, S. Branchut and L. Le Forestier Modelling soil water retention scaling. Comparison of a classical fractal model with a piecewise approach H. Millan and M. Gonzalez-Posada Effects of liming on void space and aggregation in an upland grassland soil 1.C. Grieve, D.A. Davidson and P.M.C. Bruneau Sewage sludge effects on gas fluxes at the soii—atmosphere interface, on soil 5'°C and on total soil carbon and nitrogen S.A.P. Fernandes, W. Bettiol, C.C. Cerri and P. Camargo . Contribution of mineral tunneling to total feldspar weathering M.M. Smits, E. Hoffland, A.G. Jongmans and N. van Breemen Podzolisation and soil organic matter dynamics P. Buurman and A.G. Jongmans Mineralization of organic sulfur in paddy soils under flooded conditions and its availability to plants W. Zhou, P. He, S. Li and B. Lin Impact of Holocene dust aggradation on A horizon characteristics and carbon storage in loess-derived Mollisols of the Great Plains, USA P.M. Jacobs and J.A. Mason Determination of repellency distribution using soil organic matter and water content K. Taumer, H. Stoffregen and G. Wessolek Multi-scale characterization of soil variability within an agricultural landscape mosaic system in southern Cameroon M. Yemefack, D.G. Rossiter and R. Njomgang The effects of landscape attributes and plant community on soil physical properties in rangelands S.A. Rezaei and R.J. Gilkes Effects of biofertilizer containing N-fixer, P and K solubilizers and AM fungi on maize growth: a greenhouse trial S.C. Wu, Z.H. Cao, Z.G. Li, K.C. Cheung and M.H. Wong The effects of landscape attributes and plant community on soil chemical properties in rangelands S. Ata Rezaei and R.J. Gilkes Copper(Il) complexation of humic acids from the first generation of EUROSOILS by total luminescence spectroscopy C. Plaza, V. D'Orazio and N. Senesi Chemistry, mineralogy and micropedology of highland soils on crystalline rocks of Serra da Mantiqueira, southeastern Brazil F.N.B. Simas, C.E.G.R. Schaefer, E.!. Fernandes Filho, A.C. Chagas and P.C. Brandao Studies of crack dynamics in clay soil: |. Experimental methods, results, and morphological quantification H.-J. Vogel, H. Hoffmann and K. Roth Studies of crack dynamics in clay soil: Il. A physically based model for crack formation H.-J. Vogel, H. Hoffmann, A. Leopold and K. Roth Time effect on the fractionation of heavy metals in soils A. Lu, S. Zhang and X.-q. Shan Geostatistical estimation of tropical peat-soil volume at Bacho, Thailand: impact of spatial support size and censored information H. Saito, K. Yoshino, T. Ishida, T. Nagano, W. Sirichuaychoo, A. Jongskul and N. Haraguchi Contents Volume 125, 2005 Solid-state '*C NMR spectroscopic studies of soil organic matter at two magnetic field strengths R.J. Smernik Drainage, salt leaching and physico-chemical properties of irrigated man-made terrace soils in a mountain oasis of northern Oman E. Luedeling, M. Nagieb, F. Wichern, M. Brandt, M. Deurer and A. Buerkert Soil salinity changes over 24 years in a Mediterranean irrigated district J. Herrero and O. Pérez-Coveta Effect of climate and physiography on occurrence and intensity of decarbonation in Mediterranean forest soils of Spain A. Rubio and A. Escudero Effects of potassium humate on aggregate stability of two soils from Victoria, Australia A.U. Imbufe, A.F. Patti, D. Burrow, A. Surapaneni, W.R. Jackson and A.D. Milner Characteristics and genesis of Inceptisols with placic horizons in the subalpine forest soils of Taiwan S.-P. Wu and Z.-S. Chen Leguminous fallows improve soil quality in south-central Cameroon as evidenced by the particulate organic matter status L.-S. Koutika, C. Nolte, M. Yemefack, R. Ndango, D. Folefoc and S. Weise Mineralogy and ion exchange properties of the particle size fractions of some Brazilian soils in tropical humid areas M.R. Soares, L.R.F. Alleoni, P. Vidal-Torrado and M. Cooper Book reviews