1. Dynamics of pheromone production and communication in the mountain pine beetle, Dendroctonus ponderosae Hopkins, and the pine engraver, Ips pini (Say) (Coleoptera: Scolytidae)

   • Deepa S. Pureswaran
   • Regine Gries
   • Harold D. Pierce, Jr.

   Pages: 153 - 168

2. Sequestration of aristolochic acids by the pipevine swallowtail, Battus philenor (L.): evidence and ecological implications

   • Karen R. Sime
   • Paul P. Feeny
   • Meena M. Haribal

   Pages: 169 - 178

3. Sequestration of phorbolesters by the aposematically coloured bug Pachycoris klugii (Heteroptera: Scutelleridae) feeding on Jatropha curcas (Euphorbiaceae)

   • M. Wink
   • C. Grimm
   • O. Bergeot

   Pages: 179 - 184

4. Plant-odour mediates parasitoid host handling and oviposition in an endophytic tritrophic system

   • Letizia Mattiacci
   • Ellen Hütter
   • Silvia Dorn

   Pages: 185 - 192

5. Specificity of communication channels in four limacodid moths: Darna bradleyi, Darna trima, Setothosea asigna, and Setora nitens (Lepidoptera: Limacodidae)

   • Yorianta Sasaerila
   • Gerhard Gries
   • Teo Chor Boo

   Pages: 193 - 199

6. Molecular studies on the ouabain binding site of the Na+, K+-ATPase in milkweed butterflies

   • Dietrich Mebs
   • Richard Zehner
   • Michael Schneider

   Pages: 201 - 203

7. Rutabaga roots, a rich source of oviposition stimulants for the cabbage root fly

   • Ruurd de Jong
   • Nevile Maher
   • Tammo Winkler

   Pages: 205 - 209

8. Chemical defense of the mint plant, Teucrium marum (Labiatae)

   • Thomas Eisner
   • Maria Eisner
   • Jerrold Meinwald

   Pages: 211 - 216