A new growth medium for the study of siderophore-mediated interactions J. S. BuyerL. J. SikoraR. L. Chaney OriginalPaper Pages: 97 - 101
Fate of Azolla spp. and urea nitrogen applied to wetland rice (Oryza sativa L.) I. WatanabeW. VenturaD. L. Eskew OriginalPaper Pages: 102 - 110
Leucaena leucocephala seedling response to vesicular-arbuscular mycorrhizal inoculation in soils with varying levels of inherent mycorrhizal effectiveness M. HabteR. L. Fox OriginalPaper Pages: 111 - 115
Effects of phenolic acids on seed germination and seedling growth in soil M. J. KrogmeierJ. M. Bremner OriginalPaper Pages: 116 - 122
Effect of N-(n-butyl) thiophosphoric triamide on hydrolysis of urea by plant, microbial, and soil urease G. W. McCartyJ. M. BremnerH. S. Chai OriginalPaper Pages: 123 - 127
Organic and inorganic soil phosphates and acid phosphatase activity in the rhizosphere of 80-year-old Norway spruce [Picea abies (L.) Karst.] trees M. HäusslingH. Marschner OriginalPaper Pages: 128 - 133
Shoot, root, soil and microbial nitrogen dynamics in two contrasting soils cropped to barley (Hordeum vulgare L.) P. M. RutherfordN. G. Juma OriginalPaper Pages: 134 - 143
Dynamics of microbial biomass and soil fauna in two contrasting soils cropped to barley (Hordeum vulgare L.) P. M. RutherfordN. G. Juma OriginalPaper Pages: 144 - 153
Soil respiration in eucalypt forests of southeastern Australia J. MaheswaranP. M. Attiwill OriginalPaper Pages: 154 - 159
Impact of landspread sewage sludge and earthworm introduction on established earthworms and soil structure W. E. HamiltonD. L. Dindal OriginalPaper Pages: 160 - 165
Interaction between a peat carrier and bacterial seed treatments evaluated for biological control of the take-all diseases of wheat (Triticum aestivum L.) D. M. HuberH. El-NassharJ. E. Wagner OriginalPaper Pages: 166 - 171
Native carbon mineralization of an acid organic soil after use of the chloroform-fumigation method to estimate microbial biomass M. M. CoûteauxR. HenkinetG. Vannier OriginalPaper Pages: 172 - 177
Microbial populations, enzyme activities and nitrogen-phosphorus-potassium enrichment in earthworm casts and in the surrounding soil of a pineapple plantation S. C. TiwariB. K. TiwariR. R. Mishra OriginalPaper Pages: 178 - 182
Residual value of 15N-labelled fertilizer applied to a maize-cowpea intercropping system D. D. PatraM. S. SachdevB. V. Subbiah OriginalPaper Pages: 183 - 188
Extraction of nitrogen from soils R. E. WheatleyR. MacDonaldAngela M. Smith OriginalPaper Pages: 189 - 190