Changes in technology and labor requirements in crop production sugar beets
| 1. Verfasser: | |
|---|---|
| Weitere Verfasser: | , , |
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Philadelphia, Pa.
s.n.
1937.
|
| Schriftenreihe: | Half-title : National research project on reemployment opportunities and recent changes in industrial techniques...Studies of changing techniques and employment in agriculture...[Report no. A-1]
|
| Schlagworte: |