Allelopathic effects ofPolygonum aviculare L. I. Vegetational patterning Ibrahim S. AlsaadawiElroy L. Rice OriginalPaper Pages: 993 - 1009
Allelopathic effects ofPolygonum aviculare L. II. Isolation, characterization, and biological activities of phytotoxins Ibrahim S. AlsaadawiElroy L. Rice OriginalPaper Pages: 1011 - 1023
Iridoid glycosides in the nectar ofCatalpa speciosa are unpalatable to nectar thieves Andrew G. Stephenson OriginalPaper Pages: 1025 - 1034
Volatile hydrocarbons in the dufour's gland of the parasiteNemeritis canescens (Grav.) (Hymenoptera; ichneumonidae) A. MuddR. C. FisherM. C. Smith OriginalPaper Pages: 1035 - 1042
Composition, quantification, and periodicity of sex pheromone gland volatiles from individualHeliothis virescens females Mary Mistrot PopeL. K. GastonT. C. Baker OriginalPaper Pages: 1043 - 1055
Specificity of laboratory trail following by the argentine ant,Iridomyrmex humilis (Mayr), to (Z)-9-hexadecenal, analogs, and gaster extract S. E. Van Vorhis KeyT. C. Baker OriginalPaper Pages: 1057 - 1063
On the nature of chemical communication by crayfish in a laboratory controlled flow-through system R. D. Rose Letter to the Editor Pages: 1065 - 1071
Verification versus falsification of existing theory James H. ThorpHaruhiko Itagaki Letter to the Editor Pages: 1073 - 1077