Effect of bulk density and soil water tension on denitrification in the rhizosphere of spring wheat (Triticum vulgare R. WollersheimG. TrolldenierH. Beringer OriginalPaper Pages: 181 - 187
Adaptive strategies of Pontoscolex corethrurus (Glossoscolecidae, Oligochaeta), a peregrine geophagous earthworm of the humid tropics P. LavelleI. BaroisP. Rangel OriginalPaper Pages: 188 - 194
Factors controlling nitrogen mineralization and nitrification in forest ecosystems in New Mexico C. S. WhiteJ. R. Gosz OriginalPaper Pages: 195 - 202
Effect of presubmergence and green manuring (Sesbania aculeata) on nutrition and yield of wetland rice (Oryza sativa L.) on a sodic soil Anand Swarup OriginalPaper Pages: 203 - 208
Influence of soil moisture on sulphur oxidation in brown earth soils exposed to atmospheric pollution Wendy NevellM. Wainwright OriginalPaper Pages: 209 - 214
Free and HF-HO-extractable amino acids determined by high performance liquid chromatography in a loamy sand soil P .R. WarmanC. Bishop OriginalPaper Pages: 215 - 218
Amino-N compounds found in soil organic matter hydrolysates of a loamy sand using an immobilized protease reactor column P .R. WarmanC. Bishop OriginalPaper Pages: 219 - 224
Significance of developmental stages in the coexistence of three species of Mononchoidea (Nematoda) in a pasture soil G. W. Yeates OriginalPaper Pages: 225 - 229
Microbial activity and nutrient dynamics in earthworm casts (Lumbricidae) S. Scheu OriginalPaper Pages: 230 - 234
The use of polyethylene mulches to change soil microclimate as revealed by enzyme activity and biomass nitrogen, sulphur and phosphorus R. J. Haynes OriginalPaper Pages: 235 - 240
Effect of Azospirillum brasilense inoculation on root morphology and respiration in tomato seedlings Rivka HadasYaacov Okon OriginalPaper Pages: 241 - 247
Soil nitrogen mineralization as affected by water and temperature interactions Eileen J. KladivkoDennis R. Keeney OriginalPaper Pages: 248 - 252
Partitioning of ryegrass residue sulphur between the soil microbial biomass, other soil sulphur pools and ryegrass (Lolium perenne L.) Stephen J. Chapman OriginalPaper Pages: 253 - 257
Importance of biological processes in the sulfur budget of a northern hardwood ecosystem Mark B. DavidMyron J. MitchellThomas J. Scott OriginalPaper Pages: 258 - 264
Long-term tillage and rotation effects on soil microbial biomass, carbon and nitrogen D. M. GranatsteinD. F. BezdicekJ. Hammel OriginalPaper Pages: 265 - 270