1. An interpretation of toxicity response of bobwhite quail with respect to duration of exposure

   • M. A. Shirazi
   • R. S. Bennett
   • R. K. Ringer

   OriginalPaper Pages: 417 - 424

2. Environmental contaminants in redheads wintering in coastal Louisiana and Texas

   • T. C. Michot
   • T. W. Custer
   • C. A. Mitchell

   OriginalPaper Pages: 425 - 434

3. Organochlorines and reproductive success of birds in orchard and non-orchard areas of central British Columbia, Canada, 1990–91

   • J. E. Elliott
   • P. A. Martin
   • P. H. Sinclair

   OriginalPaper Pages: 435 - 443

4. Main and interactive effects of arsenic and selenium on mallard reproduction and duckling growth and survival

   • T. R. Stanley Jr.
   • J. W. Spann
   • R. Rosscoe

   OriginalPaper Pages: 444 - 451

5. Concentrations of selenium in biota, sediments, and water at Cibola National Wildlife Refuge

   • D. Welsh
   • O. E. Maughan

   OriginalPaper Pages: 452 - 458

6. The importance of food and water as sources of zinc during exposure of Gammarus pulex (Amphipoda)

   • Q. Xu
   • D. Pascoe

   OriginalPaper Pages: 459 - 465

7. A comparison between particulate (elemental) zinc and soluble zinc (ZnCl₂) uptake and effects in the mussel, Mytilus edulis

   • F. J. Burbidge
   • D. J. Macey
   • V. Talbot

   OriginalPaper Pages: 466 - 472

8. Mass recovery of malathion in simulated open field mosquito adulticide tests

   • N. S. Tietze
   • P. G. Hester
   • K. R. Shaffer

   OriginalPaper Pages: 473 - 477

9. Comparative toxicity of azinphos-methyl to house mice, laboratory mice, deer mice, and gray-tailed voles

   • S. M. Meyers
   • J. O. Wolff

   OriginalPaper Pages: 478 - 482

10. Organochlorine pesticide residues in water and sediments from the Ovens and King Rivers, North-East Victoria, Australia

    • F. McKenzie-Smith
    • D. Tiller
    • D. Allen

    OriginalPaper Pages: 483 - 490

11. Anomalies in sculpins (Myoxocephalus spp.) sampled near a pulp and paper mill

    • D. E. Barker
    • R. A. Khan
    • K. Ryan

    OriginalPaper Pages: 491 - 496

12. Prevention of di(2-ethylhexyl)phthalate-induced testicular atrophy in rats by Co-administration of the vitamin B₁₂ derivative adenosylcobalamin

    • S. Oishi

    OriginalPaper Pages: 497 - 503

13. A comparative study of the kinetics and bioavailability of pure and soil-adsorbed naphthalene in dermally exposed male rats

    • R. M. Turkall
    • G. A. Skowronski
    • M. S. Abdel-Rahman

    OriginalPaper Pages: 504 - 509

14. Determination of acid-base equilibria of organic pollutants: the steady state fluorescence emission method

    • M. J. Melo
    • E. Melo
    • F. Pina

    OriginalPaper Pages: 510 - 520

15. Acid rain: Acidic mist-induced response in growth and photosynthetic activities on crop plants

    • K. Muthuchelian
    • N. Nedunchezhian
    • G. Kulandaivelu

    OriginalPaper Pages: 521 - 526

16. Preparation and characterization of a water-soluble fraction of crude oil by a Karr reciprocating-plate countercurrent extraction column

    • S. Zhou
    • H. Heras
    • R. G. Ackman

    OriginalPaper Pages: 527 - 533

17. The biochemical mechanisms of the toxic effects of some pyridine derivatives. 1. Study on the deamination of biogenic amines and other nitrogenous compounds in paraquat intoxication

    • V. Gorkin
    • K. Amanov
    • M. Khuzhamberdiev

    OriginalPaper Pages: 534 - 539

18. Aerobic transformation of short-chain alkylphenol polyethoxylates by mixed bacterial cultures

    • M. Ahel
    • D. Hršak
    • W. Giger

    OriginalPaper Pages: 540 - 548

19. Rapid toxicity assessment using rotifer ingestion rate

    • C. M. Juchelka
    • T. W. Snell

    OriginalPaper Pages: 549 - 554