Water and temperature dynamics in a clay soil under winter wheat: influence on straw decomposition and N immobilization Olof AndrénKálmán RajkaiThomas Kätterer OriginalPaper Pages: 1 - 8
The dynamic nature of plant-available manganese during storage of a calcareous soil Michael J. WebbBarbara E. DinkelakerRobin D. Graham OriginalPaper Pages: 9 - 15
Distribution and activity of earthworms and contribution to nutrient recycling in alley cropping S. Hauser OriginalPaper Pages: 16 - 20
Temperature dependence of nitrification, denitrification, and turnover of nitric oxide in different soils Omar A. L. O. SaadRalf Conrad OriginalPaper Pages: 21 - 27
Seasonal nitrification measurements with different species of forest litter applied to granite-sand-filled lysimeters in the field F. X. WedraogoG. BelgyJ. Berthelin OriginalPaper Pages: 28 - 34
Species effects on earthworm density in tropical tree plantations in Hawaii Xiaoming Zou OriginalPaper Pages: 35 - 38
Characterization of the N benefit of a grain legume (Lupinus angustifolius L.) to a cereal (Hordeum vulgare L.) by an in situ 15N isotope dilution technique P. M. ChalkC. J. SmithP. Hopmans OriginalPaper Pages: 39 - 44
Population densities of clover rhizobia in Texas pastures and response to liming N. NazihD. SenR. W. Weaver OriginalPaper Pages: 45 - 49
Immobilization of ammonium and nitrate and their interaction with native N in three Illinois Mollisols F. AzamF. W. SimmonsR. L. Mulvaney OriginalPaper Pages: 50 - 54
Novel method for the study of the population dynamics of a genetically modified microorganism in the gut of the earthworm Lumbricus terrestris Ian S. ThorpeKen KillhamL. Anne Glover OriginalPaper Pages: 55 - 59
Microbial biomass turnover and enzyme activities following the application of farmyard manure to field soils with and without previous long-term applications S. GoyalM. M. MishraR. Batra OriginalPaper Pages: 60 - 64
Urea hydrolysis in wetland soil amended with Sesbania aculeata green manure and rice straw C. S. KhindM. S. Bajwa OriginalPaper Pages: 65 - 67
Effects of root-associated N2-fixing cyanobacteria on the growth and nitrogen content of wheat (Triticum vulgare L.) seedlings Zorica ObrehtNigel W. KerbyPeter Rowell OriginalPaper Pages: 68 - 72
Nitrogen fixation, biomass production, and nutrient uptake by annual Sesbania species in an alkaline soil D. L. N. RaoH. S. Gill OriginalPaper Pages: 73 - 78
Influence of methyl isocyanate on the growth, ATP levels, and nitrogen fixation of Azotobacter chroococcum B. ParthipanA. Mahadevan Short Communication Pages: 79 - 80
