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  1. Pheromones (1989)

    Producer
    Ted Smith
    Subject
    Biology; Chemistry
    Distribution
    Sale, DVD (DVD-R, 24 minutes), £34.99 (CM)

    The overuse of insecticides damages the environment. One way of controlling insect pests is by the use of chemicals called sex pheromones. Males are attracted by specific pheromones appropriate to a...

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  2. Company of Ants and Bees, The (1990 Video)

    Producer
    Christopher La Fontaine
    Subject
    Biology
    Distribution
    Sale, Videocassette. Standard formats. col. 50 min., 2000 sale: £99.00 (+VAT +p&p)

    Professor James Gould of Princeton University investigates ant and bee societies, which have existed for more than 50 million years and look destined to last longer than the human race. A beehive is an...

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  3. Tsetse Fly Control (1988 Video)

    Subject
    Medical sciences
    Distribution
    Sale, Videocassette. VHS. col. 15 min.

    One method of reducing the menace of trypanosomiasis to man and animals in Africa is to control the tsetse fly vector. The spraying of insecticide from aircraft or by teams on the ground is effective but...

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  4. Chemistry of Creation, The (1995 Video)

    Producer
    Open University Science Production Group
    Subject
    Biology; Chemistry
    Distribution
    Sale, Videocassette. Standard formats. col. 24 min., 1998 sale: £145.00 (+VAT +p&p)

    Introduces the application of chemical explanations to the development of life. Asks, how do sperms find eggs? What role does calcium play in kicking off egg cell division? What roles do chemicals play in...

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