Kinematographische Studien an Impatiens, Vicia, Tulipa, Mimosa und Desmodium von W. Pfeffer (1898-1900) (1940)

Release Date: 1940-01-01
Runtime: 0h 4min
Production Company: Reichsanstalt f&uuml;r Film und Bild im Unterricht (RWU)
Production Country: Germany
Director: <a itemprop="url" href="https://www.cinebymovies.com/actor/3432794/wilhelm-pfeffer"> Wilhelm Pfeffer

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.