Description
| Title | The Influence of Relative Length of Daylight on the Reversal of Sex in Hemp. |
| Author | John H. Schaffner |
| Binding | PAMPHLET |
| Publisher | Ecology, Vol. IV |
| Publisher Year | 1923 |
| Condition | Good |
| Description | First separate edition. Offprint. Original wrappers. The blandy experimental farm stamp on front cover. E. White signature in ink on front cover. |
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