1. Residue analyses and biotests in rice fields of East Java treated with thiodan

   • S. Gorbach
   • R. Haarring
   • H. J. Werner

   OriginalPaper Pages: 193 - 199

2. Reactions between fulvic acid, a soil humic material, and dialkyl phthalates

   • Keiichiro Matsuda
   • Morris Schnitzer

   OriginalPaper Pages: 200 - 204

3. Anticholinesterase activity and enzymatic degradation of phosphamidon and γ-chlorophosphamidon a comparative study

   • J. A. Rose
   • G. Voss

   OriginalPaper Pages: 205 - 208

4. Polychlorinated biphenyls: Synthesis of some individual chlorobiphenyls

   • O. Hutzinger
   • S. Safe
   • V. Zitko

   OriginalPaper Pages: 209 - 219

5. Toxicity of parathion and several of its photoalteration products to boll weevils

   • R. L. Joiner
   • H. W. Chambers
   • K. P. Baetcke

   OriginalPaper Pages: 220 - 224

6. Synthesis of known and suspected environmental products of heptachlor and chlordene

   • Alfred S. Y. Chau
   • Joseph D. Rosen
   • W. P. Cochrane

   OriginalPaper Pages: 225 - 230

7. Rate of hydrolysis of seven organophosphate pesticides

   • Rubel P. Cowart
   • Frances L. Bonner
   • E. A. Epps Jr.

   OriginalPaper Pages: 231 - 234

8. Input of polychlorinated biphenyls into california coastal waters from urban sewage outfalls

   • Timothy T. Schmidt
   • Robert W. Risebrough
   • Franklin Gress

   OriginalPaper Pages: 235 - 243

9. DDT uptake and growth ofEuglena gracilis

   • H. W. De Koning
   • D. C. Mortimer

   OriginalPaper Pages: 244 - 248

10. 1-Hydroxy-2,3-epoxychlordene in oregon soil previously treated with technical heptachlor

    • Fairie Lyn Carter
    • Charles A. Stringer
    • Dorothy Heinzelman

    OriginalPaper Pages: 249 - 254

11. The effect of dietary choline chloride and inositol on the depletion rate of heptachlor from birds

    • C. R. Creger
    • L. F. Kybena

    OriginalPaper Pages: 255 - 262

12. Effects of a thiocarbamate herbicide compound (pebulate) on magnesium: Calcium ratio and blood urea nitrogen levels in exposed sheep and cattle

    • L. M. Hunt
    • B. N. Gilbert
    • R. L. Younger

    OriginalPaper Pages: 263 - 272

13. Antagonism of DDT storage in guinea pigs by dietary dieldrin

    • D. J. Wagstaff
    • J. C. Street

    OriginalPaper Pages: 273 - 278

14. Uptake and effects of dichlobenil in a small pond

    • Gerald E. Walsh
    • Charles W. Miller
    • P. T. Heitmuller

    OriginalPaper Pages: 279 - 288