1. Field evaluation of nitrogen fixation and use of nitrogen fertilizer by sorghum/pigeonpea intercropping on an Alfisol in the Indian semi-arid tropics

   • S. Tobita
   • O. Ito
   • T. Yoneyama

   Original Paper Pages: 241 - 248

2. Short-term and long-term effects of bacterivorous nematodes and nematophagous fungi on carbon and nitrogen mineralization in microcosms

   • L. A. Bouwman
   • J. Bloem
   • P. C. de Ruiter

   Original Paper Pages: 249 - 256

3. Long-term effects of heavy metals from composted municipal waste on some enzyme activities in a cultivated soil

   • Daniela Businelli
   • Pier Lodovico Giusquiani
   • Giovanni Gigliotti

   Original Paper Pages: 257 - 262

4. Suppression of methane oxidation in aerobic soil by nitrogen fertilizers, nitrification inhibitors, and urease inhibitors

   • K. F. Bronson
   • A. R. Mosier

   Original Paper Pages: 263 - 268

5. Decomposition and nitrogen mineralization from legume and non-legume crop residues in a subarctic agricultural soil

   • Richard T. Koenig
   • Verlan L. Cochran

   Original Paper Pages: 269 - 275

6. Characterization of ester sulphate in a gypsum-amended podzol using an immobilized sulphatase reactor

   • G. Q. J. Lou
   • P. R. Warman

   Original Paper Pages: 276 - 280

7. Evaluation of Paecilomyces lilacinus, chitin, and cellulose amendments in the biological control of Aspergillus flavus fungi

   • M. E. Will
   • D. M. Wilson
   • D. T. Wicklow

   Original Paper Pages: 281 - 284

8. Effect of nutrients and liming on changes in pH, redox potential, and uptake of iron and manganese by wetland rice in iron-toxic soil

   • B. N. Patra
   • S. K. Mohanty

   Original Paper Pages: 285 - 288

9. Factors affecting sulfate adsorption, organic sulfur formation, and mobilization in forest and grassland spodosols

   • K. M. Stanko-Golden
   • W. T. Swank
   • J. W. Fitzgerald

   Original Paper Pages: 289 - 296

10. Effects of liming, fertilization and acidification on pH, soil moisture, and ATP content of soil from a spruce forest in Southern Germany

    • M. Wanner
    • I. Funke
    • W. Funke

    Original Paper Pages: 297 - 300

11. Fumigation-extraction and substrate-induced respiration derived microbial biomass C, and respiration rate in limed soil of Scots pine sapling stands

    • Outi Priha
    • Aino Smolander

    Original Paper Pages: 301 - 308

12. Effects of preemergence and postemergence herbicides on urea hydrolysis and nitrification of urea nitrogen in soil

    • D. A. Martens
    • J. M. Bremner

    Original Paper Pages: 309 - 313

13. Effect of temperature on flavonoid production in pigeonpea [Cajanus cajan (L) Millsp] in relation to nodulation

    • Anshu Raghuwanshi
    • S. S. Dudeja
    • A. L. Khurana

    Short Communication Pages: 314 - 316