General & OtherThe green-bug or spring grain-aphis : how to prevent its periodical outbreaksW. R. Walton![The green-bug or spring grain-aphis : how to prevent its periodical outbreaks]()
The green-bug or spring grain-aphis : how to prevent its periodical outbreaks
W. R. Walton
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“The green-bug or spring grain-aphis : how to prevent its periodical outbreaks” by W. R. Walton: a public-domain book in “General & Other”, written in…
Catalogue details
- Author
- W. R. Walton
- Category
- General & Other
- Language
- English
- Source
- HathiTrust