Effects of soil pH and nitrogen fertility on the population dynamics of Thielaviopsis basicola Una J. HarrisonH. D. Shew OriginalPaper Pages: 147 - 155
Changes in soil mineral nitrogen during and after 3-year and 5-year set-aside and nitrate leaching losses after ploughing out the 5-year plant covers in the UK A. G. ChalmersE. T. G. BaconJ. H. Clarke OriginalPaper Pages: 157 - 177
Root and microbial involvement in the kinetics of 14C-partitioning to rhizosphere respiration after a pulse labelling of maize assimilates C. TodorovicC. NguyenA. Guckert OriginalPaper Pages: 179 - 189
Plant species and nutritional-mediated control over rhizodeposition and root decomposition Tanja A.J. Van der KriftPeter J. KuikmanFrank Berendse OriginalPaper Pages: 191 - 200
Factors controlling the timing of root elongation intensity in a mature upland oak stand J. D. JoslinM. H. WolfeP. J. Hanson OriginalPaper Pages: 201 - 212
Development of a novel method to measure NH3 fluxes from grass swards in a controlled laboratory environment (a mini-tunnel system) C.A. RossS.C. Jarvis OriginalPaper Pages: 213 - 221
Short-term effects of Al3+ on the osmotic behavior of red beet (Beta vulgaris L.) protoplasts Young-Sang LeeGirma MitikuAnton G. Endress OriginalPaper Pages: 223 - 232
Zinc fertilisation increases tolerance to Rhizoctonia solani (AG 8) in Medicago truncatula Tania C. StreeterZdenko RengelRobin D. Graham OriginalPaper Pages: 233 - 242
Extraction of P solubilizing active substances from the cell wall of groundnut roots Renfang ShenNoriharu Ae OriginalPaper Pages: 243 - 252
Low-P tolerance by maize (Zea mays L.) genotypes: Significance of root growth, and organic acids and acid phosphatase root exudation Alain GaumeFelix MächlerEmmanuel Frossard OriginalPaper Pages: 253 - 264
Destructive and non-destructive measurements of residual crop residue and phosphorus effects on growth and composition of herbaceous fallow species in the Sahel B. GérardP. HiernauxA. Buerkert OriginalPaper Pages: 265 - 273
Laboratory experiments imply the conditionality of mycorrhizal benefits for Salix repens: role of pH and nitrogen to phosphorus ratios E.W. Van der HeijdenTh.W. Kuyper OriginalPaper Pages: 275 - 290
The use of phospholipid fatty acids (PL-FA) in the determination of rhizosphere specific microbial communities (RSMC) of two wheat cultivars Hanan G. Diab El ArabVivian VilichRichard A. Sikora OriginalPaper Pages: 291 - 297
Effect of tillage and farming system upon VAM fungus populations and mycorrhizas and nutrient uptake of maize L. GalvezD.D. Douds JrP. Wagoner OriginalPaper Pages: 299 - 308