Soil: What It Is and What It Does

Soil: What It Is and What It Does

Soil: What It Is and What It Does


(6 din 35 utilizatori)

0h 10m 1966 HD

Soil: What It Is and What It Does en PortalulTauTV. 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.

Soil: What It Is and What It Does (1966)
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