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1h 55m 1970 HD

en Cuevana 3. Explains that different kinds of soil are mixtures of sand, clay, and humus; tells how the weathering of rocks helps make soil; includes simple experiments to show the kind of soil in which different plants grow well.

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 (1970)
Tags:   # 1970   # pelicula completa   # pelicula completa online   # cuevana   # cuevana3   # cuevana 3   # cuevana hd    

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