# The genetic basis of growth, oestrous behaviour and fertility in Romney Marsh ewes

> 1967 doctoral thesis by Tang Seng Ch'ang at Massey University

**Wikidata**: [Q112835757](https://www.wikidata.org/wiki/Q112835757)  
**Source**: https://4ort.xyz/entity/the-genetic-basis-of-growth-oestrous-behaviour-and-fertility-in-romney-marsh-ewes


## References

1. [Source](http://hdl.handle.net/10179/4562)