Nova Season 4 Episode 20
Episode Title: The Green Machine
Countries:
USA,
Airing Date: January 11, 1978
Runtime:54 mins
IMDb Rating:
Stream the full Nova Season 4 Episode 20 movie online for free in crystal-clear HD quality. No downloads required—just press play and enjoy the action, complete with English subtitles for an enhanced viewing experience.
NOVA : Botany is a neglected science and plants are all around us, but unfamiliar. NOVA examines our state of knowledge of how plants work: growth hormones, responses to light and shade, photosynthesis, root mechanisms and twining responses.