# Accounting of nitrogen attenuation in agricultural catchments

> 2018 doctoral thesis by Ahmed Elwan at Massey University

**Wikidata**: [Q112936259](https://www.wikidata.org/wiki/Q112936259)  
**Source**: https://4ort.xyz/entity/accounting-of-nitrogen-attenuation-in-agricultural-catchments


## References

1. [Source](http://hdl.handle.net/10179/15189)