Soil phosphorus dynamics and maize response to different rates of phosphorus fertilizer applied to an Acrisol in western Kenya Generose NziguhebaRoel MerckxCheryl A. Palm OriginalPaper Pages: 1 - 10
H+ budget in oligotrophic Quercus pyrenaica forests: atmospheric and management-induced soil acidification? G. Moreno MarcosJ.F. Gallardo Lancho OriginalPaper Pages: 11 - 22
Utilization of organic nitrogen at two different substrate pH by different ectomycorrhizal fungi growing in symbiosis with Pinus sylvestris seedlings Håkan Wallander OriginalPaper Pages: 23 - 30
Quantitative effects of soil nitrate, growth potential and phenology on symbiotic nitrogen fixation of pea (Pisum sativum L.) Anne-Sophie VoisinChristophe SalonBertrand Ney OriginalPaper Pages: 31 - 42
Response of the root system of a winter wheat crop to waterlogging N. BrissonB. RebièreP. Renault OriginalPaper Pages: 43 - 55
Relative toxicity of arsenite and arsenate on germination and early seedling growth of rice (Oryza sativa L.) Md. Joinal AbedinAndy A. Meharg OriginalPaper Pages: 57 - 66
Diffusion and seasonal dynamics of O2 in woody debris from the Pacific Northwest, USA William T. HicksMark E. Harmon OriginalPaper Pages: 67 - 79
Do plant parasitic nematodes have differential effects on the productivity of a fast- and a slow-growing grass species? B.C. VerschoorR.G.M. de GoedeL. Brussaard OriginalPaper Pages: 81 - 90
Effect of inorganic N on the population, in vitro colonization and morphology of Acetobacter diazotrophicus (syn. Gluconacetobacter diazotrophicus) Ramachandran MuthukumarasamyGopalakrishnan RevathiPonnusamy Loganathan OriginalPaper Pages: 91 - 102
Effects of planted tree fallows on soil nitrogen dynamics, above-ground and root biomass, N2-fixation and subsequent maize crop productivity in Kenya Lena StåhlGert NybergRoland J. Buresh OriginalPaper Pages: 103 - 117
Impact of drying and re-wetting on N, P and K dynamics in a wetland soil H. Olde VenterinkT.E. DavidssonL. Leonardson OriginalPaper Pages: 119 - 130