When did Horizon Season 11 Episode 33 air?
Horizon Season 11 Episode 33 aired on December 30, 1974.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Horizon presents a dramatized documentary on the rise to power of Trofim Denisovich Lysenko, a young Ukrainian agriculturalist.
Direct answers for episode-level questions and details.
Horizon Season 11 Episode 33 aired on December 30, 1974.
This episode runs for approximately 60 minutes.
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