# Pavel Kostychev

> agronomist

**Wikidata**: [Q3652296](https://www.wikidata.org/wiki/Q3652296)  
**Source**: https://4ort.xyz/entity/pavel-kostychev


## References

1. P.A. Kostychev (1881–1890): Competition as a Factor of Plant Succession
2. Great Soviet Encyclopedia (1969–1978)
3. Czech National Authority Database
4. Source
5. Virtual International Authority File
6. Faceted Application of Subject Terminology