# Isotopes and trace elements as geographic origin markers for biosecurity pests

> 2012 doctoral thesis by Peter W. Holder at Lincoln University

**Wikidata**: [Q111991141](https://www.wikidata.org/wiki/Q111991141)  
**Source**: https://4ort.xyz/entity/isotopes-and-trace-elements-as-geographic-origin-markers-for-biosecurity-pests


## References

1. [Source](https://hdl.handle.net/10182/5249)