Translations 1
English (en-US) |
||||||
---|---|---|---|---|---|---|
Title |
Soil: What It Is and What It Does |
|
||||
Taglines |
— |
|||||
Overview |
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. |
|
||||
|