Season 5, Episode 16 The Insect Alternative
First Aired: May 24, 1978
How farmers are using "The Insect Alternative" to fight pesticide-resistant pests shows wasps eating bugs called citrus red scales, which infect apple orchards. Also: how a Texas cotton grower combats boll weevils with both pesticide and natural predators.
Cast & Details See all »
- Premiered: March 3, 1974
- Rating: None
- Premise: 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)