1. Preparatory Work to Propose Water-Only Tests with the Amphipod Hyalella azteca: Comparison with Sediment Toxicity Tests

   • A. R. R. Péry
   • S. Dargelos
   • J. Garric

   OriginalPaper Pages: 617 - 622

2. Plasmid and Drug Resistance Profile of Sorbitol Nonfermenting Cefixime-Tellurite Resistant Escherichia coli Isolates from the Gomti River

   • S. Ram
   • R. Shanker

   OriginalPaper Pages: 623 - 628

3. Evaluation of Lead Exposure in Uruguayan Children

   • A. Z. Cousillas
   • N. Mañay
   • Z. Coppes

   OriginalPaper Pages: 629 - 636

4. Risk Assessment of Arsenic Exposure from Consumption of Cultured Milkfish, Chanos chanos (Forsskål), from the Arsenic-Contaminated Area in Southwestern Taiwan

   • M.-C. Lin
   • H.-Y. Lin
   • K.-T. Shao

   OriginalPaper Pages: 637 - 644

5. Coefficient of Condition in Relation to Copper Levels in Muscle of Serranochromis Fish and Sediment from the Kafue River, Zambia

   • K. C. Choongo
   • M. S. Syakalima
   • M. Mwase

   OriginalPaper Pages: 645 - 651

6. In Vitro Toxicity of Copper, Cadmium, and Chromium to Isolated Hepatocytes from Carp, Cyprinus carpio L.

   • M. Nawaz
   • C. Manzl
   • G. Krumschnabel

   OriginalPaper Pages: 652 - 661

7. Sensitivity and Behavior of the Iberian Newt, Triturus boscai, Under Terrestrial Exposure to Ammonium Nitrate

   • M. E. Ortiz-Santaliestra
   • A. Marco
   • M. Lizana

   OriginalPaper Pages: 662 - 669

8. Chronic Effects of Kraft Mill Effluents and Endocrine Active Chemicals on Daphnia magna

   • C. Xavier
   • S. Chamorro
   • G. Vidal

   OriginalPaper Pages: 670 - 676

9. Comprehensive Toxicity Study of Nonylphenol and Short-Chain Nonylphenol Polyethoxylates on Daphnia magna

   • H. Sun
   • X. Gu

   OriginalPaper Pages: 677 - 683

10. Neem Seed Extract Containing Azadirachtin Affects Mortality, Growth, and Immunological Function in the Whipscorpion Mastigoproctus giganteus (Lucas) (Arachnida, Uropygi)

    • F. Punzo

    OriginalPaper Pages: 684 - 690

11. Cytotoxicity of Technical Grade versus Formulations of Atrazine and Acetochlor Using Mammalian Cells

    • A. L. Rayburn
    • D. D. Moody
    • J. L. Freeman

    OriginalPaper Pages: 691 - 698

12. Chromate Reduction Capability of a Gram Positive Bacterium Isolated from Effluent of Dying Industry

    • S. Sultan
    • S. Hasnain

    OriginalPaper Pages: 699 - 706

13. Seasonal Variation and Tissue Distribution of Heavy Metals in Shrimp and Fish Species from the Yumurtalik Coast of Iskenderun Gulf, Mediterranean

    • H. Çoğun
    • T. A. Yüzereroğlu
    • Ö Firat

    OriginalPaper Pages: 707 - 715

14. Seasonal and Spatial Variations of Heavy Metals in the Spiny Rock Oyster, Spondylus spinosus, from Coastal Waters of Iskenderun Bay, Northern East Mediterranean Sea, Turkey

    • A. Türkmen
    • M. Türkmen

    OriginalPaper Pages: 716 - 722

15. Removal of Lead Using Some Aquatic Macrophytes

    • P. Yaowakhan
    • M. Kruatrachue
    • V. Soonthornsarathool

    OriginalPaper Pages: 723 - 730

16. Cadmium Pollution in Paddy Soil as Affected by Different Rice (Oryza sativa L.) Cultivars

    • W.-P. Diao
    • W.-Z. Ni
    • X.-E. Yang

    OriginalPaper Pages: 731 - 738

17. Metal Levels in Airborne Particulate Matter in Urban Islamabad, Pakistan

    • N. Shaheen
    • M. H. Shah
    • M. Jaffar

    OriginalPaper Pages: 739 - 746

18. Allethrin in the Air During the Use of a Heated Mosquito Repellent Mat

    • V. K. Dua
    • R. Gurwara
    • A. P. Dash

    OriginalPaper Pages: 747 - 751

19. Persistent Organochlorine Pesticide Levels in Breast Adipose Tissue in Women with Malignant and Benign Breast Tumors

    • S. M. Waliszewski
    • M. T. Bermudez
    • P. M. Hayward-Jones

    OriginalPaper Pages: 752 - 759

20. Polychlorinated Biphenyls in Eggs of Spectacled Eiders (Somateria fischeri) from the Yukon-Kuskokwim Delta, Alaska

    • D. Wang
    • K. Huelck
    • Q. X. Li

    OriginalPaper Pages: 760 - 767

21. Maximum Residue Limit and Risk Assessment of Spiromesifen (BAY BSN 2060; Oberon 240SC) on Tea (Camellia sinensis (L) O' Kuntze)

    • D. C. Sharma
    • A. Choudhary
    • D. K. Sharma

    OriginalPaper Pages: 768 - 774

22. Anaerobic Degradation of Di-n-butyl Phthalate and Di-(2-ethylhexyl) Phthalate in Sludge

    • B. V. Chang
    • G. S. Liao
    • S. Y. Yuan

    OriginalPaper Pages: 775 - 782

23. Phenol Degradation in a Hybrid Membrane System

    • Y. Li
    • C. Wang

    OriginalPaper Pages: 783 - 788

24. Persistence of Fenvalerate in Three Malaysian Agricultural Soils

    • B. S. Ismail
    • Z. Maznah

    OriginalPaper Pages: 789 - 796

25. Impact of Soil Amendments on Broccoli Quality and Napropamide Movement Under Field Conditions

    • G. F. Antonious
    • M. A. Patterson
    • J. C. Snyder

    OriginalPaper Pages: 797 - 804

26. Effects of Sugar Cane Mechanical Harvesting Followed by No-Tillage Crop Systems on Leaching of Triazine Herbicides in Brazil

    • A. L. Cerdeira
    • M. Dornelas-DeSouza
    • S. Smith Jr.

    OriginalPaper Pages: 805 - 812

27. Estimation of Photolysis Lifetimes of the Nitronaphthalenes and Methylnitronaphthalenes

    • J. F. Niu
    • Z. F. Yang
    • X. X. Long

    OriginalPaper Pages: 813 - 819

28. Cypermethrin and Chlorpyrifos Concentration Levels in Surface Water Bodies of the Pampa Ondulada, Argentina

    • D. Marino
    • A. Ronco

    OriginalPaper Pages: 820 - 826

29. Dissolved Neutral Nonylphenol Ethoxylates Metabolites in the Haihe River and Bohai Bay, People's Republic of China

    • G. Shen
    • Z. Zhang
    • F. Li

    OriginalPaper Pages: 827 - 834