Time-course of heavy metal uptake in maize and clover as affected by root density and different mycorrhizal inoculation regimes E. Joner C. Leyval Original Paper Pages: 351 - 357
Cultivar-specific dinitrogen fixation in Vicia faba studied with the nitrogen-15 natural abundance method S. Kilian P. von Berswordt-Wallrabe D. Werner Original Paper Pages: 358 - 364
Effects of compost, coal ash, and straw amendments on restoring the quality of eroded Palouse soil Duncan CoxDavid BezdicekMary Fauci Original Paper Pages: 365 - 372
Arbuscular mycorrhizal populations associated with natural and cultivated vegetation on a site of Buenos Aires province, Argentina Ana B. MenéndezJosé M. ScervinoAlicia M. Godeas Original Paper Pages: 373 - 381
Competition between effective and less effective strains of Bradyrhizobium spp. for nodulation on Vigna radiata F. Hafeez S. Hameed K. Malik Original Paper Pages: 382 - 386
Symbiotic effectiveness of fast-growing rhizobial strains isolated from soybean nodules in Brazil M. Hungria R. Campo M. Megías Original Paper Pages: 387 - 394
Regeneration of compacted soil aggregates by earthworm activity O. Larink D. Werner S. Schrader Original Paper Pages: 395 - 401
Effect of molecular characteristics of DNA on its adsorption and binding on homoionic montmorillonite and kaolinite G. Pietramellara M. Franchi P. Nannipieri Original Paper Pages: 402 - 409
Taxonomic diversity of bacteria associated with the roots of modern, recent and ancient wheat cultivars J. Germida S. Siciliano Original Paper Pages: 410 - 415
Assessment of soil factors limiting growth and establishment of Mucuna in farmers' fields in the derived savanna of the Benin Republic P. Houngnandan N. Sanginga O. Van Cleemput Original Paper Pages: 416 - 422
The mineralisation and fate of nitrogen following ploughing of grass and grass-clover swards M. Davies K. Smith A. Vinten Original Paper Pages: 423 - 434
Variation in symbiotic characters of alfalfa cultivars inoculated with Sinorhizobium meliloti strains M. Hefny R. Doliñski W. Małek Short Communication Pages: 435 - 437
Mitigation of N2O emission from an alluvial soil by application of karanjin D. Majumdar A. Dutta M. Jain Short Communication Pages: 438 - 442