Table Of Content

CONTENTS Volume 32 Number 1 Stefan Andersson, S. Ingvar Nilsson 1 Leaching of dissolved organic carbon (DOC) and dissolved and Peter Saetre organic nitrogen (DON) in mor humus as affected by temperature and pH Kerry C. Carson, Jean-Marie Meyer Hydroxamate siderophores of root nodule bacteria and Michael J. Dilworth A. Farenhorst, E. Topp, B. T. Bowman Earthworms and the dissipation and distribution of atrazine in the and A. D. Tomlin soil profile Temporal and spatial variation of soil CO2 efflux in a Canadian M. B. Rayment and P. G. Jarvis boreal forest Jian Chen and John M. Stark Plant species effects and carbon and nitrogen cycling in a sage- brush—-crested wheatgrass soil Chandini M. Thirukkumaran and Microbial respiration, biomass, metabolic quotient and litter Dennis Parkinson decomposition in a lodgepole pine forest floor amended with nitrogen and phosphorous fertilizers C. Arnaud, M. Saint-Denis, Influences of different standardised test methods on biochemical J. F. Narbonne, P. Soler and D. Ribera responses in the earthworm Eisenia fetida andrei A. Parshotam, S. Saggar, P. L. Searle, Carbon residence times obtained from labelled ryegrass decom- B. K. Daly, G. P. Sparling and position in soils under contrasting environmental conditions R. L. Parfitt Kazuhito Itoh, Miho Fujita, Kazuo Phenolic acids affect transformations of chlorophenols by a Kumano, Kousuke Suyama and Coriolus versicolor laccase Hiroki Yamamoto Jens Dauber and Volkmar Wolters Microbial activity and functional diversity in the mounds of three different ant species Miloslav Simek, Jim E. Cooper, Denitrification in arable soils in relation to their physico-chemical Tomas Picek and Hana Santruckova properties and fertilization practice Sachindra Nath Mondal Mitsuro Soil factors affecting carbon loss and pathogenecity of oospores Hyakumachi of Pythium aphanidermatum J. Scullion and A. Malik Earthworm activity affecting organic matter, aggregation and microbial activity in soils restored after opencast mining for coal N. Sanginga, G. Thottappilly and Effectiveness of rhizobia nodulating recent promiscuous soya- K. Dashiell bean selections in the moist savanna of Nigeria Short communications G. E. Harper and A. Stewart Magnetic separation technique for the isolation of sclerotia of Sclerotium cepivorum from iron-rich soil particles Torsten Harden and Rainer Georg Relationship between simulated spatial variability and some esti- Joergensen mates of microbial biomass turnover Forthcoming Papers Volume 32 Number 2 A. Fierro, D. A. Angers and 143 Decomposition of paper de-inking sludge in a sandpit minesoil Cc. J. Beauchamp during its revegetation G. M. Berntson and J. D. Aber 151 Fast nitrate immobilization in N saturated temperate forest soils H. P. Collins, E. T. Elliott, K. Paustian, 157 Soil carbon pools and fluxes in long-term corn belt agroecosys- L. G. Bundy, W. A. Dick, D. R. Huggins, tems A. J. M. Smucker and E. A. Paul M. T. Taranto, M. A. Adams and Sequential fractionation and characterisation (°*'P-NMR) of phos- P. J. Polglase phorus-amended soils in Banksia integrifolia (L.f.) woodland and adjacent pasture V Susanne Kramer and Douglas Acid and alkaline phosphatase dynamics and their relationship to M. Green soil microclimate in a semiarid woodland Bradley P. Degens, Louis A. Schipper, Decreases in organic C reserves in soils can reduce the catabolic Graham P. Sparling and Maja diversity of soil microbial communities Vojvodic-Vukovic Christian Kampichler, SaSo Dzeroski Application of machine learning techniques to the analysis of soil and Ralf Wieland ecological data bases: relationships between habitat features and Collembolan community characteristics R. J. Haynes Labile organic matter as an indicator of organic matter quality in arable and pastoral soils in New Zealand P. C. Mielnick and William A. Dugas Soil CO, flux in a tallgrass prairie |. Wolf and R. Russow Different pathways of formation of N2O, Nz and NO in black earth soil Heike Knicker, Michael W. |. Schmidt Nature of organic nitrogen in fine particle size separates of sandy and Ingrid Kogel-Knabner soils of highly industrialized areas as revealed by NMR spectro- scopy Louise M. Donnison, Gwyn S. Griffith, Management influences on soil microbial communities and their John Hedger, Phil J. Hobbs and function in botanically diverse haymeadows of northern England Richard D. Bardgett and Wales Alexei V. Tiunov and Stefan Scheu Microbial biomass, biovolume and respiration in Lumbricus terrestris L. cast material of different age Janna Pietikainen, Risto Hiukka and Does short-term heating of forest humus change its properties as Hannu Fritze a substrate for microbes? Short communication Louise M. Donnison, Gwyn S. Griffith Determinants of fungal growth and activity in botanically diverse and Richard D. Bardgett haymeadows: effects of litter type and fertilizer additions Forthcoming Papers Guide for Authors Volume 32 Number 3 M. Aoyama, D. A. Angers, 295 Metabolism of '%C-labeled glucose in aggregates from soils with A. N’Dayegamiye and N. Bissonnette manure application E. A. Webster, J. A. Chudek and 301 Carbon transformations during decomposition of different D. W. Hopkins components of plant leaves in soil Lazaro Molina, Cayo Ramos, Estrella 315 Survival of Pseudomonas putida KT2440 in soil and in the rhizo- Duque, M. Carmen Ronchel, Juan sphere of plants under greenhouse and environmental conditions M. Garcia, Lene Wyke and Juan L. Ramos J. M. Sutherland, D. W. Odee, Single and multi-strain rhizobial inoculation of African acacias in G. M. Muluvi, S. G. Mcinroy and nursery conditions A. Patel M. Mcinerney and T. Bolger Temperature, wetting cycles and soil texture effects on carbon and nitrogen dynamics in stabilized earthworm casts M. A. McLean and D. Parkinson Field evidence of the effects of the epigeic earthworm Dendro- baena octaedra on the microfungal community in pine forest floor Dean A. Martens Plant residue biochemistry regulates soil carbon cycling and carbon sequestration Pierre-André Jacinthe, Warren A. Dick Bioremediation of nitrate-contaminated shallow soils and waters and Larry C. Brown via water table management techniques: evolution and release of nitrous oxide Amar M. Chaudri, Kirsten Lawlor, Response of a Rhizobium-based luminescence biosensor to Zn Sara Preston, Graeme |. Paton, Ken and Cu in soil solutions from sewage sludge treated soils Killham and Steve P. McGrath Vi Rahima Abdelhafid, Sabine Houot 389 Dependence of atrazine degradation on C and N availability in and Enrique Barriuso adapted and non-adapted soils Margret M. |. Van Vuuren, David 403 Decomposition of ‘C-labelled wheat root systems following Robinson, Charles M. Scrimgeour, growth at different CO, concentrations John A. Raven and Alastair H. Fitter Short communications S. Nardi, D. Pizzeghello, C. Gessa, 415 A low molecular weight humic fraction on nitrate uptake and L. Ferrarese, L. Trainotti and protein synthesis in maize seedlings G. Casadoro J.-G. Fuchs, Y. Moénne-Loccoz and 421 The laboratory medium used to grow biocontrol Pseudomonas G. Défago sp. Pf153 influences its subsequent ability to protect cucumber from black root rot S. Hodge, K. M. Webster, L. Booth, 425 Non-avoidance of organophosphate insecticides by the earth- V. Hepplethwaite and K. O’Halloran worm Aporrectodea caliginosa (lumbricidae) Amar M. Chaudri, Kirsten Lawlor and 429 Pentachlorophenol utilization by indigenous soil microorganisms Steve P. McGrath Pete Falloon, Pete Smith, Kevin How important is inert organic matter for predictive soil carbon Coleman and Stewart Marshall modelling using the Rothamsted carbon model? X. Yan, S. Shi, L. Du and G. Xing Pathways of N2O emission from rice paddy soil Forthcoming Papers Volume 32 Number 4 David A. Lipson, Steven K. Schmidt 441 Carbon availability and temperature control the post-snowmelt and Russell K. Monson decline in alpine soil microbial biomass J. H. van Ginkel, A. Gorissen and 449 Elevated atmospheric carbon dioxide concentration: effects of D. Polci increased carbon input in a Lolium perenne soil on microorganisms and decomposition Helene A. Hilger, David F. Cranford 457 Methane oxidation and microbial exopolymer production in land- and Morton A. Barlaz fill cover soil A. J. Franzluebbers, J. A. Stuedemann, 469 Soil organic C and N pools under long-term pasture management H. H. Schomberg and S. R. Wilkinson in the Southern Piedmont USA A. Farenhorst, E. Topp, B. T. Bowman 479 Earthworm burrowing and feeding activity and the potential for and A. D. Tomlin atrazine transport by preferential flow Christine Conn and John Dighton 489 Litter quality influences on decomposition, ectomycorrhizal community structure and mycorrhizal root surface acid phosphatase activity J. Luo, R. W. Tillman and P. R. Ball 497 Nitrogen loss through denitrification in a soil under pasture in New Zealand T. K. Jana, A. K. Srivastva, K. Csery 511 Agglutination potential of Pseudomonas fluorescens in relation to and D. K. Arora energy stress and colonization of Macrophomina phaseolina S. K. Dubey and J. S. Singh 521 Spatio-temporal variation and effect of urea fertilization on metha- notrophs in a tropical dryland rice field Pierre Bottner, Marie-Madeleine 527 Decomposition of ‘C-labelled plant material in a European 65-40° Coiteaux, Jonathan M. Anderson, latitudinal transect of coniferous forest soils: simulation of climate Bjorn Berg, Georges Billés, Tom change by translocation of soils Bolger, Hervé Casabianca, Joan Romanya and Pere Rovira Goran Bengtsson and Christer 545 Fate of '°N labelled nitrate and ammonium in a fertilized forest soil Bergwall Varsha Narsian and H. H. Patel 559 Aspergillus aculeatus as a rock phosphate solubilizer Vil A. Daza, C. Santamaria, Perlite as a carrier for bacterial inoculants D. N. Rodriguez-Navarro, M. Camacho, R. Orive and F. Temprano Short communications Mohammad Akhtar Effect of organic and urea amendments in soil on nematode communities and plant growth P. M. Chalk Integrated effects of mineral nutrition on legume performance Forthcoming Papers Volume 32 Number 5 E. G. Gregorich, B. C. Liang, 581 Elucidation of the source and turnover of water soluble and micro- C. F. Drury, A. F. Mackenzie and bial biomass carbon in agricultural soils W. B. McGill H. Vierheilig, J. M. Garcia-Garrido, Systemic suppression of mycorrhizal colonization of barley roots U. Wyss and Y. Piche already colonized by AM fungi Alison H. Magill and John D. Aber Variation in soil net mineralization rates with dissolved organic carbon additions Alison H. Magill and John D. Aber Dissolved organic carbon and nitrogen relationships in forest litter as affected by nitrogen deposition Sabine Houot, Edward Topp, Dependence of accelerated degradation of atrazine on soil pH in Abdellah Yassir and Guy Soulas French and Canadian soils Magda C. Ferreira, Diva de Tillage method and crop rotation effects on the population sizes S. Andrade, Ligia Maria de O. Chueire, and diversity of bradyrhizobia nodulating soybean Solange M. Takemura and Mariangela Hungria Lasse D. Rasmussen, Seren Application of a mer-lux biosensor for estimating bioavailable J. Sorensen, Ralph R. Turner and mercury in soil Tamar Barkay Rainer Georg Joergensen Ergosterol and microbial biomass in the rhizosphere of grassland soils F. Hyodo, T. Inoue, J.-l. Azuma, Role of the mutualistic fungus in lignin degradation in the fungus- 1. Tayasu and T. Abe growing termite Macrotermes gilvus (lsoptera; Macrotermitinae) L. Dendooven, E. Murphy and Failure to simulate C and N mineralization in soil using biomass C- D. S. Powlson to-N ratios as measured by the fumigation extraction method? Laura Paavolainen, Merlin Fox and Nitrification and denitrification in forest soil subjected to sprink- Aino Smolander ling infiltration Webster D. Sakala, George Cadisch Interactions between residues of maize and pigeonpea and and Ken E. Giller mineral N fertilizers during decomposition and N mineralization S. D. Frey, E. T. Elliott, K. Paustian Fungal translocation as a mechanism for soil nitrogen inputs to and G. A. Peterson surface residue decomposition in a no-tillage agroecosystem Jeffrey A. Andrews, Roser Matamala, Temperature effects on the diversity of soil heterotrophs and the Kristi M. Westover and William 8'°C of soil-respired CO, H. Schlesinger Inger K. Schmidt, Liliane Ruess, Long-term manipulation of the microbes and microfauna of two Erland Baath, Anders Michelsen, subarctic heaths by addition of fungicide, bactericide, carbon and Fiemming Ekelund and Sven fertilizer Jonasson Short communication A. S. Ball, E. Milne and B. G. Drake Elevated atmospheric-carbon dioxide concentration increases soil respiration in a mid-successional lowland forest A. S. Grandy, M. S. Erich and Suitability of the anthrone-sulfuric acid reagent for determining G. A. Porter water soluble carbohydrates in soil water extracts Vill Letter Stephen R. Smith 729 Rhizobium in long-term metal contaminated soil Forthcoming Papers Volume 32 Number 6 M. C. Leiros, C. Trasar-Cepeda, 733 Biochemical properties of acid soils under climax vegetation S. Seoane and F. Gil-Sotres (Atlantic oakwood) in an area of the European temperate—humid zone (Galicia, NW Spain): general parameters C. Trasar-Cepeda, M. C. Leiros and Biochemical properties of acid soils under climax vegetation F. Gil-Sotres (Atlantic oakwood) in an area of the European temperate—humid zone (Galicia, NW Spain): specific parameters Andreas Flie&bach and Paul Mader Microbial biomass and size-density fractions differ between soils of organic and conventional agricultural systems Shigehiro Ishizuka, Tadashi Sakata Methane oxidation in Japanese forest soils and Kazuhiro Ishizuka Klaus Lorenz, Caroline M. Preston, Litter decomposition and humus characteristics in Canadian and Stephan Raspe, lan K. Morrison and German spruce ecosystems: information from tannin analysis and Karl Heinz Feger "SC CPMAS NMR G. Almendros, J. Dorado, '3C NMR assessment of decomposition patterns during compost- F. J. Gonzalez-Vila, M. J. Blanco and ing of forest and shrub biomass U. Lankes Bernd Marschner and Andrew Chemical and biological processes leading to the neutralisation of D. Noble acidity in soil incubated with litter materials L. Calamai, |. Lozzi, G. Stotzky, P. Fusi Interaction of catalase with montmorillonite homoionic to cations and G. G. Ristori with different hydrophobicity: effect on enzymatic activity and microbial utilization Fabrizio De Cesare, Anna Maria Use of sonication for measuring acid phosphatase activity in soil V. Garzillo, Vincenzo Buonocore and Luigi Badalucco Liv Holtan-Hartwig, Peter Dorsch and Comparison of denitrifying communities in organic soils: kinetics Lars Reier Bakken of NO 3 and NO reduction Md. Akhter Hossain Chowdhury, Microbial biomass, S mineralization and S uptake by African millet Kenji Kouno, Tadao Ando and from soil amended with various composts Toshinori Nagaoka B. Brohon and R. Gourdon Influence of soil microbial activity level on the determination of contaminated soil toxicity using Lumistox and MetPlate bioassays Frank Schwieger, Tanja Dammann- Field lysimeter investigation with luciferase-gene (luc)-tagged Kalinowski, Uwe Dresing, Werner Sinorhizobium meliloti strains to evaluate the ecological signifi- Selbitschka, Jean Charles Munch, cance of soil inoculation and a recA-mutation Alfred Puihler, Mathias Keller and Christoph C. Tebbe J. Steer and J. A. Harris Shifts in the microbial community in rhizosphere and non-rhizosphere soils during the growth of Agrostis stolonifera Short communications Hakan Marstorp, Xin Guan and Ping Relationship between dsDNA, chloroform labile C and ergosterol Gong in soils of different organic matter contents and pH Oili Kiikkila, Taina Pennanen, Janna Some observations on the copper tolerance of bacterial commu- Pietikainen, Kaj-Roger Hurme and nities determined by the (3H)-thymidine incorporation method in Hannu Fritze heavy metal polluted humus Forthcoming Papers Volume 32 Number 7 Nir Shapir, Raphi T. Mandelbaum and 887 Atrazine mineralization by indigenous and introduced Pseudo- Pinchas Fine monas sp. strain ADP in sand irrigated with municipal wastewater and amended with composted sludge Ralph E. J. Boerner, Kelly L. M. Decker 899 Prescribed burning effects on soil enzyme activity in a southern and Elaine Kennedy Sutherland Ohio hardwood forest: a landscape-scale analysis Peter Saetre and Erland Baath 909 Spatial variation and patterns of soil microbial community structure in a mixed spruce-birch stand Grigorios Diamantidis, Aline Effosse, 919 Purification and characterization of the first bacterial laccase in the Patrick Potier and Rene Bally rhizospheric bacterium Azospirillum lipoferum M. H. Garvin, C. Lattaud, D. Trigo and 929 Activity of glycolytic enzymes in the gut of Hormogaster elisae P. Lavelle (Oligochaeta, Hormogastridae) M. D. Smith, D. C. Hartnett and 935 Effects of long-term fungicide applications on microbial properties | C. W. Rice in tallgrass prairie soil Markus Reichstein, Frank Bednorz, 947 Temperature dependence of carbon mineralisation: conclusions Gabriele Broll and Thomas Katterer from a long-term incubation of subalpine soil samples Eli Zaady, Uwe Kuhn, Burkhard 959 ~=swP atterns of CO» exchange in biological soil crusts of successional Wilske, Lisseth Sandoval-Soto and age Jurgen Kesselmeier Lisa Bjornlund, Flemming Ekelund, 967 ‘Interactions between saprotrophic fungi, bacteria and protozoa on Soren Christensen, Carsten Suhr decomposing wheat roots in soil influenced by the fungicide Jacobsen, Paul Henning Krogh and fenpropimorph (Corbel®): a field study Kaare Johnsen Amnat Chidthaisong and Ralf Conrad Specificity of chloroform, 2-bromoethanesulfonate and fluoroace- tate to inhibit methanogenesis and other anaerobic processes in anoxic rice field soil Stepan Ruzicka, Deborah Edgerton, The utility of ergosterol as a bioindicator of fungi in temperate Mark Norman and Tom Hill soils Maria Antonietta Rao, Antonio 1007 Interaction of acid phosphatase with clays, organic molecules and Violante and Liliana Gianfreda organo-mineral complexes: kinetics and stability G. Masciandaro, B. Ceccanti and 1015 “In situ” vermicomposting of biological sludges and impacts on C. Garcia soil quality Short communications Ingvar Sundh, Gunnar Borjesson and 1025 #$Methane oxidation and phospholipid fatty acid composition in a Anders Tunlid podzolic soil profile E. Johansson, C. Krantz-Rilcker, 1029 Chlorination and biodegradation of lignin B. X. Zhang and G. Oberg S. L. Dodd, R. A. Hill and A. Stewart 1033 Control of Athelia ro/fsii disease on lentil seedlings using 6-pentyl- a-pyrone M. A. Bradford, P. Ineson, 1035 Soil CH, oxidation: response to forest clearcutting and thinning P. A. Wookey and H. M. Lappin-Scott Stella M. Castro, Andrew R. Glenn Substrate selection as a possible strategy for amelioration of acid and Michael J. Dilworth pH by Rhizobium leguminosarum biovar viciae Volume 32 Numbers 8-9 Katja A. Jacot, Andreas Luscher, 1043 Symbiotic N2 fixation of various legume species along an altitu- Josef Nosberger and Ueli A. Hartwig dinal gradient in the Swiss Alps Roy Neilson, Brian Boag and Michael 1053 Earthworm 8’°C and 8°N analyses suggest that putative func- Smith tional classifications of earthworms are site-specific and may also indicate habitat diversity Siri Caspersen, Beatrix Waechter Bacterial amelioration of ferulic acid toxicity to hydroponically Alsanius, Peter Sundin and Paul grown lettuce (Lactuca sativa L.) Jensen Xx Kengo Morimoto, Kenji Tatsumi and Peroxidase catalyzed co-polymerization of pentachlorophenol and ‘Ken-Ichi Kuroda a potential humic precursor L. Coté, S. Brown, D. Paré, J. Fyles Dynamics of carbon and nitrogen mineralization in relation to and J. Bauhus stand type, stand age and soil texture in the boreal mixed wood Sami Aikio, Henry Vare and Rauni Soil microbial activity and biomass in the primary succession of a Strommer dry heath forest P. C. Stark, K. Il. Mullen, K. Banton, Pre-PCR DNA quantitation of soil and sediment samples: method R. Russotti, D. Soran and C. R. Kuske development and instrument design C. Musvoto, B. M. Campbell and Decomposition and nutrient release from mango and miombo H. Kirchmann woodland litter in Zimbabwe Gisela Wachinger, Sabine Fiedler, Variability of soil methane production on the micro-scale: spatial Kornelia Zepp, Andreas Gattinger, association with hot spots of organic material and Archaeal popu- Michael Sommer and Kurt Roth lations Andreas Flie&bach, Paul Mader and Mineralization and microbial assimilation of '*C-labeled straw in Urs Niggli soils of organic and conventional agricultural systems Lars Persson and S. Olsson Abiotic characteristics of soils suppressive to Aphanomyces root rot Michelle M. Wander and Xueming Influence of tillage on the dynamics of loose- and occluded-parti- Yang culate and humified organic matter fractions William W. Mohn and Gordon Limiting factors for hydrocarbon biodegradation at low tempera- R. Stewart ture in Arctic soils C. Garcia, T. Hernandez, A. Roldan, Organic amendment and mycorrhizal inoculation as a practice in J. Albaladejo and V. Castillo afforestation of soils with Pinus halepensis Miller: effect on their microbial activity J. A. Parham and S. P. Deng Detection, quantification and characterization of B-glucosamini- dase activity in soil Martin Flegel and Stefan Schrader Importance of food quality on selected enzyme activities in earthworm casts (Dendrobaena octaedra, Lumbricidae) Cathy Kurz, Marie-Madeleine Residence time and decomposition rate of Pinus pinaster needles Codteaux and Jean M. Thiéry in a forest floor from direct field measurements under a Mediter- ranean climate H. J. Montgomery , C. M. Monreal, Determinination of soil fungal biomass from soil ergosterol J. C. Young and K. A. Seifert analyses M. Contin, S. Corcimaru, M. De Nobili Temperature changes and the ATP concentration of the soil micro- and P. C. Brookes bial biomass R. L. Bradley, B. D. Titus and Changes to mineral N cycling and microbial communities in black C. P. Preston spruce humus after additions of (NH4)2SO, and condensed tannins extracted from Kalmia angustifolia and balsam fir Pernille Nielsen and Soren Ester-linked polar lipid fatty acid profiles of soil microbial commu- O. Petersen nities: a comparison of extraction methods and evaluation of interference from humic acids M. K. Abbasi and W. A. Adams Gaseous N emission during simultaneous nitrification—denitrification associated with mineral N fertilization to a grassland soil under field conditions Gary D. Bending and Suzanne Inhibition of soil nitrifying bacteria communities and their activ- D. Lincoln ities by glucosinolate hydrolysis products Andreas Kappler, Rong Ji and Synthesis and characterization of specifically '*C-labeled humic Andreas Brune model compounds for feeding trials with soil-feeding termites Rong Ji, Andreas Kappler and Transformation and mineralization of synthetic '*C-labeled humic Andreas Brune model compounds by soil-feeding termites Shingo Matsumoto, Noriharu Ae and Extraction of mineralizable organic nitrogen from soils by a Makoto Yamagata neutral phosphate buffer solution X\ Shingo Matsumoto, Noriharu Ae and Possible direct uptake of organic nitrogen from soil by chingensai Makoto Yamagata (Brassica campestris L.) and carrot (Daucus carota L.) Short Communications R. McGrath and I. Singleton Pentachlorophenol transformation in soil: a toxicological assessment Andrei D. Pokarzhevskii, Nico M. Van Agar as a medium for removing soil from earthworm guts Straalen and Alexander M. Semenov J. W. G. Cairney, N. A. Sawyer, Intraspecific variation in nitrogen source utilisation by isolates of J. M. Sharples and A. A. Meharg the ericoid mycorrhizal fungus Hymenoscyphus Ericae (Read) Korf and Kernan A. Sowerby, A. S. Ball, T. R. G. Gray, Elevated atmospheric [CO,] from a natural soda spring affects the P. C. D. Newton and H. Clark initial mineralization rates of naturally senesced C3 and C4 leaf litter 1329 Book Review Volume 32 Number 10 S. M. Harper, G. L. Kerven, D.G 1331 Characterisation of fulvic and humic acids from leaves of Euca- Edwards and Z. Ostatek-Boczynski lyptus camaldulensis and from decomposed hay R. Bol, W. Amelung, C. Friedrich and 1337 Tracing dung-derived carbon in temperate grassland using 'C N. Ostle natural abundance measurements Joann K. Whalen, Peter J. Bottomley 1345 Carbon and nitrogen mineralization from light- and heavy-fraction and David D. Myrold additions to soil Robert S. Dungan and William 1353 Factors affecting the volatilization of dimethylselenide by Entero- T. Frankenberger Jr. bacter cloacae SLD1a-1 Alwyn Sowerby, Herbert Blum, Tim 1359 The decomposition of Lolium perenne in soils exposed to elevated R. G. Gray and Andrew S. Ball CO,2: comparisons of mass loss of litter with soil respiration and soil microbial biomass lan D. Bull, Chris J. Nott, Pim F. van Organic geochemical studies of soils from the Rothamsted classi- Bergen, Paul R. Poulton and Richard cal experiments — VI. The occurrence and source of organic acids P. Evershed in an experimental grassland soil M. |. Van Dyke and J. I. Prosser Enhanced survival of Pseudomonas fluorescens in soil following establishment of inoculum in a sterile soil carrier Susan H. Watts and Sybil Denitrification rates in organic and mineral soils from riparian P. Seitzinger sites: a comparison of N>2 flux and acetylene inhibition methods Elizabeth L. J. Watkin, Graham Identification of tolerance to soil acidity in inoculant strains of W. O’Hara, John G. Howieson and Rhizobium leguminosarum bv. trifolii Andrew R. Glenn Jacek Kozdroj and Jan Dirk van Elsas Response of the bacterial community to root exudates in soil polluted with heavy metals assessed by molecular and cultural approaches R. A. Drijber, J. W. Doran, Changes in soil microbial community structure with tillage under A. M. Parkhurst and D. J. Lyon long-term wheat-fallow management S. A. Billings, D. D. Richter and Sensitivity of soil methane fluxes to reduced precipitation in J. Yarie boreal forest soils Stig Olsson and Sadhna Alstroém Characterisation of bacteria in soils under barley monoculture and crop rotation Short communications Wei Shi and Jeanette M. Norton Microbial control of nitrate concentrations in an agricultural soil treated with dairy waste compost or ammonium fertilizer N. La Scala Jr., J. Marques Jr., Short-term temporal changes in the spatial variability model of G. T. Pereira and J. E. Cora CO, emissions from a Brazilian bare soil M. de A. Lira Jr. and D. L. Smith Use of a standard TWAIN scanner and software for nodule number determination on different legume species XII N. La Scala Jr., J. Marques Jr., 1469 Carbon dioxide emission related to chemical properties of a tropi- G. T. Pereira and J. E. Cora cal bare soil Forthcoming Papers Volume 32 Numbers 11-12 Review Papers Andrew A. Meharg and John 1475 Ectomycorrhizas — extending the capabilities of rhizosphere W. G. Cairney remediation? Y. Kuzyakov, J. K. Friedel and K. Stahr 1485 Review of mechanisms and quantification of priming effects Discussion Paper Andrew Ogram 1499 Soil molecular microbial ecology at age 20: methodological chal- lenges for the future General Papers S. Criquet, A. M. Farnet, S. Tagger Annual variations of phenoloxidase activities in an evergreen oak and J. Le Petit litter: influence of certain biotic and abiotic factors Mariangela Hungria, Diva de Isolation and characterization of new efficient and competitive S. Andrade, Ligia Maria de O. Chueire, bean (Phaseolus vulgaris L.) rhizobia from Brazil Agustin Probanza, Francisco J. Guttierrez-Manero and Manuel Megias Jiirgen K. Friedel, Anke Herrmann lon exchange resin-soil mixtures as a tool in net nitrogen miner- and Markus Kleber alisation studies Zucong C. Cai and Arvin R. Mosier Effect of NH,CI addition on methane oxidation by paddy soils Francisco J. Calderon, Louise Microbial responses to simulated tillage in cultivated and unculti- E. Jackson, Kate M. Scow and Dennis vated soils E. Rolston Martin H. Chantigny, Denis A. Angers Decomposition of de-inking paper sludge in agricultural soils as and Chantal J. Beauchamp characterized by carbohydrate analysis Timo Domisch, Leena Finér, Raija Decomposition of Scots pine litter and the fate of released carbon Laiho, Marjut Karsisto and Jukka in pristine and drained pine mires Laine A. S. K. Chan and T. B. Parkin Evaluation of potential inhibitors of methanogenesis and methane oxidation in a landfill cover soil Ulrik Ilstedt, Anders Nordgren and Optimum soil water for soil respiration before and after amend- Anders Malmer ment with glucose in humid tropical acrisols and a boreal mor layer D. N. Rodriguez-Navarro, Characterization of Rhizobium spp. bean isolates from South- A. M. Buendia, M. Camacho, West Spain M. M. Lucas and C. Santamaria Laila Thirup, Flemming Ekelund, Population dynamics of the fast-growing sub-populations of Kaare Johnsen and Carsten Suhr Pseudomonas and total bacteria and their protozoan grazers, Jacobsen revealed by fenpropimorph treatment Nina Buchmann Biotic and abiotic factors controlling soil respiration rates in Picea abies stands H. Murakami, S. Tsushima and Soil suppressiveness to clubroot disease of Chinese cabbage Y. Shishido caused by Plasmodiophora brassicae Zeev Ronen, Luba Vasiluk, Aharon Activity and survival of tribromophenol-degrading bacteria in a Abeliovich and Ali Nejidat contaminated desert soil L. Norgrove and S. Hauser Production and nutrient content of earthworm casts in a tropical agrisilvicultural system A. M. Laverman, H. R. Zoomer, Temporal and spatial variation of nitrogen transformations in a H. W. van Verseveld and H. A. Verhoef coniferous forest soil XIill M. A. McLean and D. Parkinson Introduction of the epigeic earthworm Dendrobaena octaedra changes the oribatid community and microarthropod abundances in a pine forest Y. Lu, R. Wassmann, H. U. Neue, Methanogenic responses to exogenous substrates in anaerobic C. Huang and C. S. Bueno rice soils A. Khaliq and F. E. Sanders Effects of vesicular—arbuscular mycorrhizal inoculation on the yield and phosphorus uptake of field-grown barley Niranjan Awasthi, Rajiv Ahuja and Factors influencing the degradation of soil-applied endosulfan Ashwani Kumar isomers J. E. Barrett and |. C. Burke Potential nitrogen immobilization in grassland soils across a soil organic matter gradient i. Trinsoutrot, S. Recous, B. Mary and C and N fluxes of decomposing “°C and 'N Brassica napus L.: B. Nicolardot effects of residue composition and N content Shenglei Fu, David C. Coleman, Paul Responses of trophic groups of soil nematodes to residue applica- F. Hendrix and D. A. Crossley Jr. tion under conventional tillage and no-till regimes Y. Yano, W. H. McDowell and Biodegradable dissolved organic carbon in forest soil solution and J. D. Aber effects of chronic nitrogen deposition Dimitrios G. Karpouzas and Allan Factors influencing the ability of Pseudomonas putida epl to Walker degrade ethoprophos in soil A. Hodge, J. Stewart, D. Robinson, Plant N capture and microfaunal dynamics from decomposing B. S. Griffiths and A. H. Fitter grass and earthworm residues in soil Olivier C. Devévre and William Decomposition of rice straw and microbial carbon use efficiency R. Horwath under different soil temperatures and moistures Short communications Seren O. Petersen and Martin Temperature effects on lipid composition of the earthworms Holmstrup Lumbricus rubellus and Eisenia nordenskioeldi Hana Santruékova, M. |. Bird, J. Frouz, Natural abundance of "°C in leaf litter as related to feeding activity V. Sustr and K. Tajovsky of soil invertebrates and microbial mineralisation F. Garrido, C. Hénault, H. Gaillard and Inhibitory capacities of acetylene on nitrification in two agricul- J. C. Germon tural soils Archna Gupta, C. P. Kaushik and Degradation of hexachlorocyclohexane (HCH; a, B, y and 8) by A. Kaushik Bacillus circulans and Bacillus brevis isolated from soil contaminated with HCH R. Teepe, R. Brumme and F. Beese Nitrous oxide emissions from frozen soils under agricultural, fallow and forest land Udo Jackel and Sylvia Schnell Suppression of methane emission from rice paddies by ferric iron fertilization Volume 32 Number 13 R. G. Burns 1815 International Conference: Enzymes in the Environment: Activity, Ecology and Applications P. F. Grierson and M. A. Adams 1817 Plant species affect acid phosphatase, ergosterol and microbial P in a Jarrah (Eucalyptus marginata Donn ex Sm.) forest in south- western Australia E. Benitez, R. Melgar, H. Sainz, Enzyme activities in the rhizosphere of pepper (Capsicum M. Gomez and R. Nogales annuum, L.) grown with olive cake mulches M. P. Waldrop, T. C. Balser and Linking microbial community composition to function in a tropical M. K. Firestone soil A. Fioretto, S. Papa, E. Curcio, Enzyme dynamics on decomposing leaf litter of Cistus incanus G. Sorrentino and A. Fuggi and Myrtus communis in a Mediterranean ecosystem XIV