Nova 1974 | TV Show
PBS's premier science-documentary series, which has won six Peabody Awards and more than 20 Emmys (four in 2002 alone) since its 1974 debut. `Nova' clearly, and often engagingly, `demystifies' a vast range of science, technology and history topics---past a (more…)
Premiered: March 3, 1974
Season 11, Episode 19 Down on the Farm
First Aired: March 20, 1984
Potential problems with some pesticides and fertilizers, which may lead to soil erosion, water depletion and health hazards. Farmers find themselves financially unable to adopt safer alternatives such as crop rotation and multicrop farming, which might result in decreased production.
Season 11, Episode 18
March 6, 1984
Season 11, Episode 20
March 27, 1984
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