- Publication venue
- [Washington, etc.]American Fern Society.
- Publication date
- 01/01/1976
- Field of study
No full textVolume: 66Start Page: 107End Page: 10
- Publication venue
- 'American Society of Agronomy'
- Publication date
- Field of study
No full text
- Publication venue
- 'The Haworth Press'
- Publication date
- Field of study
No full text