1. Cholinesterase (ChE) response and related mortality among birds fed ChE inhibitors

   • J. Larry Ludke
   • Elwood F. Hill
   • Michael P. Dieter

   OriginalPaper Pages: 1 - 21

2. Toxicity of Aroclor^® 1254 and its physiological activity in several estuarine organisms

   • D. R. Nimmo
   • D. J. Hansen
   • J. I. Lowe

   OriginalPaper Pages: 22 - 39

3. The persistence of ethion and Zolone residues on grape foliage in the central valley of California

   • J. T. Leffingwell
   • R. C. Spear
   • David Jenkins

   OriginalPaper Pages: 40 - 54

4. A multiclass, multiresidue analytical method for determining pesticide residues in air

   • Joseph Sherma
   • Talaat M. Shafik

   OriginalPaper Pages: 55 - 71

5. Leaching and degradation of 4-aminopyridine-¹⁴C in several soil systems

   • Robert I. Starr
   • Donald J. Cunningham

   OriginalPaper Pages: 72 - 83

6. The effect of mirex on reproduction of Japanese quail and on characteristics of eggs from Japanese quail and chickens

   • K. L. Davison
   • J. H. Cox
   • C. K. Graham

   OriginalPaper Pages: 84 - 95