Supplementary artificial light for plant production /
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Stoneleigh, Warwickshire :
Electricity Council,
1974.
|
| Schlagworte: |
| Beschreibung: | Cover title. "ECR/R838." |
|---|---|
| Beschreibung: | [2], 23 leaves, [6] leaves of plates : ill. ; 30 cm. |
| Bibliographie: | Bibliography: leaf 20. |