Influence of clipping and soil water status on vesicular-arbuscular mycorrhizae of two semi-arid tussock grasses M. F. AllenJ. H. RichardsC. A. Busso OriginalPaper Pages: 285 - 289
Formation of phosphoryl triamide by decomposition of thiophosphoryl triamide in soil G. W. McCartyJ. M. Bremner OriginalPaper Pages: 290 - 292
Use of nutrient: phosphorus ratios to evaluate the effects of vesicular arbuscular mycorrhiza on nutrient uptake in unsterilized soils J. ArinesA. Vilariño OriginalPaper Pages: 293 - 297
Mineral-fixed ammonium in clay- and silt-size fractions of soils incubated with 15N-ammonium sulphate for five years E. S. JensenB. T. ChristensenL. H. Sørensen OriginalPaper Pages: 298 - 302
Growth and cocoon production of Perionyx excavatus (Oligochaeta) A. J. ReineckeL. Hallatt OriginalPaper Pages: 303 - 306
Interaction of the vesicular-arbuscular mycorrhizae of maize with extractable soil phosphorus levels and nitrogen-potassium fertilizers A. J. R. GuttayL. M. C. Dandurand OriginalPaper Pages: 307 - 310
Competition among strains of Bradyrhizobium and vesicular-arbuscular mycorrhizae for groundnut (Arachis hypogaea L.) root infection and their effect on plant growth and yield P. T. C. NambiarV. Anjaiah OriginalPaper Pages: 311 - 318
Influence of microarthropod abundance and climatic factors on weight loss and mineral nutrient contents of Eucalyptus leaf litter during decomposition M. V. ReddyB. Venkataiah OriginalPaper Pages: 319 - 324
Hydrolysis of ammonium polyphosphate in soils under aerobic and anaerobic conditions M. V. VenugopalanR. Prasad OriginalPaper Pages: 325 - 327
Nutrient and phytotoxic contributions of residue to soil in no-till continuous-corn ecosystems D. P. BreakwellR. F. Turco OriginalPaper Pages: 328 - 334
Detection of nitrification in a stagnohumic-gley soil D. W. HopkinsA. G. O'DonnellR. S. Shiel OriginalPaper Pages: 335 - 338
Preparation of nitrogen and phosphorus-enriched paddy straw compost and its effect on yield and nutrient uptake by wheat (Triticum aestivum L.) K. C. BangarS. ShankerM. M. Mishra OriginalPaper Pages: 339 - 342
Effect of cultivation on microbial carbon and nitrogen in dry tropical forest soil S. C. SrivastavaJ. S. Singh OriginalPaper Pages: 343 - 348
Rapid and sensitive determination of microbial activity in soils and in soil aggregates by dimethylsulfoxide reduction K. AlefD. Kleiner OriginalPaper Pages: 349 - 355
Azospirillum — plant root associations: A review K. MichielsJ. VanderleydenA. Van Gool OriginalPaper Pages: 356 - 368
Effects of nitrification inhibitors on germination of various seeds in soil J. M. BremnerM. J. Krogmeier OriginalPaper Pages: 369 - 372
Effects of plant-bacterial-amoebal interactions on plant uptake of nitrogen under field conditions M. Clarholm OriginalPaper Pages: 373 - 378