| Title: | How valuable are the soils of central Illinois : a ten-year study of selected soils, systems of farming, and relative earnings |
| Author: | Thompson, W. N. (William Neil) |
| Author: | Johnston, P. E. (Paul Evans), 1895- |
| Note: | University of Illinois Agricultural Experiment Station, 1952 |
| Link: | page images at HathiTrust |
| No stable link: | This is an uncurated book entry from our extended bookshelves, readable online now but without a stable link here. You should not bookmark this page, but you can request that we add this book to our curated collection, which has stable links. |
| Subject: | Soil management -- Economic aspects -- Illinois |
| Subject: | Soil productivity -- Economic aspects -- Illinois |
| Other copies: | Look for editions of this book at your library, or elsewhere. |
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