# Population dynamics and pest assessment studies of grass grub (Costelytra zealandica (White), Melolonthinae) in the North Island of New Zealand

> 1975 doctoral thesis by W. M. Kain at University of Canterbury

**Wikidata**: [Q112838734](https://www.wikidata.org/wiki/Q112838734)  
**Source**: https://4ort.xyz/entity/population-dynamics-and-pest-assessment-studies-of-grass-grub-costelytra-zealandica-white-melolonthinae-in-the-north-island-of-new-zealand


## References

1. [Source](https://hdl.handle.net/10182/1648)