For some years the crops of two of the plots on one of the fields of the experiment station farm had been very poor. These two plots had been received ammonium sulfate as a source of nitrogen for a long period of years and it seemed evident that the poor yield might be due to the continued use of this salt. In order to determine whether or not this was the case, the following investigations were undertaken.
| Identifer | oai:union.ndltd.org:UMASS/oai:scholarworks.umass.edu:theses-2359 |
| Date | 01 January 1914 |
| Creators | Ruprecht, Rudolf William |
| Publisher | ScholarWorks@UMass Amherst |
| Source Sets | University of Massachusetts, Amherst |
| Detected Language | English |
| Type | text |
| Format | application/pdf |
| Source | Masters Theses 1911 - February 2014 |
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