Crop and soil studies /
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Bellingham, Wash. :
Union printing co.,
[1939]
|
| Subjects: |
| Physical Description: | 4 pages ., 225 pages, 6 unnumbered pages : illustrations, diagram ; 21 cm. |
|---|---|
| Bibliography: | Includes bibliographies. |