Champagne, Donald Edmond.2009-03-202009-03-2019851985Source: Masters Abstracts International, Volume: 40-07, page: .9780315196919http://hdl.handle.net/10393/4553http://dx.doi.org/10.20381/ruor-13919Biology, General.Allelochemical effects of naturally occuring polyacetylenes and thiophenes from the asteraceae on phytophagous insects.Thesis