Description | * Clino State Electric. * For demonstration of heliotropism and geotropism. * Germinating seedlings are pinned to the cork table which is rotated by an electric motor at 4 revolutions per hour. * The motor is spindle mounted and may be clamped by a thumbscrew so that the place of the table can be set at any angle between horizontal and vertical. * An acrylic cover is provided for the cork table to shield the seedlings from droughts. * Picture may differ from actual. |
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