1. Cyanogenesis—a general phenomenon in the lepidoptera?

   • Klaus Witthohn
   • Clas M. Naumann

   OriginalPaper Pages: 1789 - 1809

2. Novel pyrazines from the head of Australian ponerine antRhytidoponera metallica

   • Berhane Tecle
   • Chang -Ming Sun
   • Robert F. Toia

   OriginalPaper Pages: 1811 - 1822

3. Evidence of pheromonal constancy among sexual and asexual females in a population of fall cankerworm,Alsophila pometaria (Lepidoptera: Geometridae)

   • C. Mitter
   • J. A. Klun

   OriginalPaper Pages: 1823 - 1831

4. Discrimination of occupied host fruit by plum curculio females (Coleoptera: Curculionidae)

   • Susan L. Butkewich
   • Ronald J. Prokopy
   • Thomas A. Green

   OriginalPaper Pages: 1833 - 1841

5. Presence of pterin pigments in wings of libytheidae butterflies

   • Oakley Shields

   OriginalPaper Pages: 1843 - 1847

6. Heliothis subflexa (Gn.) (Lepidoptera: Noctuidae): Demonstration of oviposition stimulant from groundcherry using novel bioassay

   • Everett R. Mitchell
   • Robert R. Heath

   OriginalPaper Pages: 1849 - 1858

7. Inhibition of male response of drugstore beetles to stegobinone by its isomer

   • Hisashi Kodama
   • Keiko Mochizuki
   • Yasumasa Kuwahara

   OriginalPaper Pages: 1859 - 1869

8. Stegobiol, a new sex pheromone component of drugstore beetle (Stegobium paniceum L.)

   • Hisashi Kodama
   • Mikio Ono
   • Akio Ohnishi

   OriginalPaper Pages: 1871 - 1879

9. Allelopathy in agroecosystems: Wheat phytotoxicity and its possible roles in crop rotation

   • M. A. K. Lodhi
   • R. Bilal
   • K. A. Malik

   OriginalPaper Pages: 1881 - 1891

10. Olfactory responses of a specialist and a generalist grasshopper to volatiles ofArtemisia ludoviciana nutt. (Asteraceae)

    • M. H. Blust
    • T. L. Hopkins

    OriginalPaper Pages: 1893 - 1902

11. Behavioral and physiological responses of cabbage looper,Trichoplusia ni (Hübner), to steam distillates from resistant versus susceptible soybean plants

    • Z. R. Khan
    • A. Ciepiela
    • D. M. Norris

    OriginalPaper Pages: 1903 - 1915

12. Transfer of pyrrolizidine and quinolizidine alkaloids toCastilleja (Scrophulariaceae) hemiparasites from composite and legume host plants

    • Frank R. Stermitz
    • Guy H. Harris

    OriginalPaper Pages: 1917 - 1925

13. Preparation of 8-methyl-2-decanol: General synthesis of diastereomeric mixtures of alkyl branched insect pheromones

    • S. R. Abrams
    • A. C. Shaw

    OriginalPaper Pages: 1927 - 1933