1. Volume regulation and accumulation of copper in whole and decapitated Hediste (Nereis) diversicolor under varying salinity — Copper regimes

   • P. T. E. Ozoh

   OriginalPaper Pages: 215 - 230

2. Egg volume regulation in Hediste (Nereis) diversicolor eggs: A rapid bioassay

   • P. T. E. Ozoh

   OriginalPaper Pages: 231 - 240

3. Effect of fluoride on axenic cultures of diatoms

   • C. M. Joy
   • K. P. Balakrishnan

   OriginalPaper Pages: 241 - 249

4. The effect of nitrate and organic matter upon mobility of selenium in groundwater and in a water treatment process

   • Oleh Weres
   • Harry R. Bowman
   • Warren Harnden

   OriginalPaper Pages: 251 - 272

5. Water, nutrient and pollutant budgets in damaged Norway spruce stands in NE-Bavaria (F.R.G.) and their changes after different fertilization treatments

   • Ralph Hantschel
   • Martin Kaupenjohann
   • Wolfgang Zech

   OriginalPaper Pages: 273 - 297

6. The short-term effects of wood-ash amendment on forest soils

   • Yvonne L. Unger
   • Ivan J. Fernandez

   OriginalPaper Pages: 299 - 314

7. Occurrence of acidic groundwater in precambrian crystalline bedrock aquifers, Southwestern Sweden

   • Lars-Ove Lång
   • Sven Swedberg

   OriginalPaper Pages: 315 - 328

8. Limited downward migration of pollutant metals (Cu, Zn, Ni, and Pb) in acidic virgin peat soils near a smelter

   • S. Dumontet
   • M. Lévesque
   • S. P. Mathur

   OriginalPaper Pages: 329 - 342

9. Effect of SO₂ and NH₃ on growth behavior of some phylloplane fungi of wheat in in vitro

   • A. K. Singh
   • Bharat Rai

   OriginalPaper Pages: 343 - 347

10. Effect of cement dust treatment on some phylloplane fungi of wheat

    • A. K. Singh
    • Bharat Rai

    OriginalPaper Pages: 349 - 354

11. Effects of nitrogen-containing fertilizers on solubility and plant uptake of cadmium

    • Jan E. Eriksson

    OriginalPaper Pages: 355 - 368

12. Effects of road deicing salt on chloride levels in four adirondack streams

    • Charlotte L. Demers
    • Richard W. Sage Jr.

    OriginalPaper Pages: 369 - 373

13. Changes in fruitbody production of mycorrhizal and litter decomposing macromycetes in heavy metal polluted coniferous forests in North Sweden

    • Åke Rühling
    • Bengt Söderström

    OriginalPaper Pages: 375 - 387

14. Influence of mist pH and acid anion on cation efflux from pinto bean foliage

    • Patricia S. Muir

    OriginalPaper Pages: 389 - 407

15. Heavy metal deposition in polish national parks — Changes during ten years

    • Krystyna Grodzińska
    • Grażyna Szarek
    • Barbara Godzik

    OriginalPaper Pages: 409 - 419

16. Book review

    • Michel Benarie

    BookReview Pages: 421 - 422

17. Announcements

    Announcement Pages: 423 - 426