Wilhelm Pfeffer
Director
Plant movements in historical films by Wilhelm Pfeffers: geotropic bending of a horizontal Impatiens glandulifera; germination of Vicia faba; development and flowering in tulip, leaf movement in Mimosa speggazzinii and Desmodium gyrans.
Release Date | 1940-01-01 |
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Runtime | 4m |
Director | Wilhelm Pfeffer |
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