Soil: What It Is and What It Does
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.
Anahtar kelime:
Soil: What It Is and What It Does 1966
soil science
soil
Coronet Instructional Films
Soil: What It Is and What It Does Tüm Film
Soil: What It Is and What It Does Film İzle
Soil: What It Is and What It Does Filmi
Soil: What It Is and What It Does Türkçe Altyazılı Dublaj
Soil: What It Is and What It Does Hdfilmizleseneplus
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