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- Briggs, C.J., et al. Show all 2 Author
- Environmental entomology 2007 v.36 no.4 pp. 776-791
- plant tissues; food webs; Pyrus communis; arthropod communities; community structure; biological control agents; predatory arthropods; herbivores; carbon nitrogen ratio; Cacopsylla pyricola; stable isotopes; omnivores
- ... Documenting trophic links in a food web has traditionally required complex exclusion experiments coupled with extraordinarily labor-intensive direct observations of predator foraging. Newer techniques such as stable isotope analysis (SIA) may facilitate relatively quick and accurate assessments of consumer feeding behavior. Ratios of N and C isotopes are thought to be useful for determining specie ...