Observations on soil requirements for nesting Bank Swallows, Riparia riparia
John, Roy
Article
1991
The Canadian field-naturalist
105
Issue: 2
251--254
New York Botanical Garden, LuEsther T. Mertz Library
English
Ottawa Ottawa Field-Naturalists' Club
DOI: https://doi.org/10.5962/p.358004
In copyright. Digitized with the permission of the rights holder.
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http://creativecommons.org/licenses/by-nc-sa/3.0/
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