Tropism Phenomena
Early 20th century film on tropism by Dr. A.E. Navaz, Harvard University.
It addresses Phototropism (stimulation by light), Geotropism (stimulation by gravity) and Thigmotropism (stimulation by touch).
It is part of the film collection of the traveling Photosynthesis exhibition of the Tropism Art and Science Foundation.
Early 20th century film on tropism by Dr. A.E. Navaz, Harvard University.
It addresses Phototropism (stimulation by light), Geotropism (stimulation by gravity) and Thigmotropism (stimulation by touch).
It is part of the film collection of the traveling Photosynthesis exhibition of the Tropism Art and Science Foundation.