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10 mins
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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.
The Catastrophe Garden
10
In Search of Balance
7.5
Prehistoric Worlds
9
Something from there
0
Closeness to the Land
0
Permaculture Soils
9
Delmarva and the Ground for Change
0
Botanist Francis Hallé Explains...
0
Un racisme à peine voilé
5.2
The Clash: The Rise and Fall of The Clash
6.1
The Light in Her Eyes
0
Sniper - Bulletproof
8.5
The Godmother
0
Journey to the Safest Place on Earth
6.3
Paycheck to Paycheck: The Life & Times of Katrina Gilbert
5.2
Conversations of a Marriage
10
Western Deep
4.2
The Reaper
6.3
When the Mountains Tremble
9.5
Rivers of Fire and Ice
8