Soils of the eastern United States and their use-- XXXI. The Penn loam
Series: United States. Dept. of Agriculture. Bureau of Soils. Circular, no. 56
Bonsteel, Jay A. (Jay Allan), 1873-
Book
Published material
Washington, Govt. print. off, 1912
Soils , United States
English
DOI: https://doi.org/10.5962/bhl.title.19418 OCLC: 29759437 Wikidata: https://www.wikidata.org/entity/Q51427592
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