Iowa corn yield test :
- Publisher: Iowa Corn and Small Grain Growers' Association
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 44037864
- Subject: Corn Iowa Periodicals.
- Subject code: S
- Publication history: 1920-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1920-36 Inc. | permanent |