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Pest Control

Pest Control. Chapter 9.3. Pest Control. Pest- any organism that occurs where you don’t want it or in large enough numbers to cause damage. Pesticides- pest killers. What “pest problem” is anticipated to hit the East Coast any time now?. 17 Year Cicada Brood 2. Problems with pesticides.

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Pest Control

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  1. Pest Control Chapter 9.3

  2. Pest Control • Pest- any organism that occurs where you don’t want it or in large enough numbers to cause damage. • Pesticides- pest killers

  3. What “pest problem” is anticipated to hit the East Coast any time now? 17 Year Cicada Brood 2

  4. Problems with pesticides • Heath concerns (cancer, immediate toxicity) • Pollution (remember DDT?) • Persistence (amount of time before it breaks down naturally) • Resistance – pesticide does not kill the intended pest anymore • Cockroaches are immune to many pesticides

  5. Biological Pest control • Predators & Pathogens • Pathogens cause disease in the pest – Bacillus Thuringiensis • Plant Defenses • Crossbred for tougher skin, etc. • Chemicals from plants • Chrysanthemums make pyrethrins which are a natural pesticide • Disrupt breeding patterns • Pheromones confuse males and disrupt mating

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