Some Further Observations on the Influence of Electric Light upon Vegetation
| Autor: | Siemens, C. William |
|---|---|
| Zdroj: | Proceedings of the Royal Society of London, 1879 Jan 01. 30, 293-295. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
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| Autor: | Siemens, C. William |
|---|---|
| Zdroj: | Proceedings of the Royal Society of London, 1879 Jan 01. 30, 293-295. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
|