What is soil how is soil made historically what practices

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Reference no: EM13344188

1) What is soil?

2) How is soil made?

3) Historically, what practices have resulted in the loss of topsoil?

4) What practices preserve or create topsoil? (check out Wes Jackson and the Land Institute)

Reference no: EM13344188

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What is soil how is soil made historically what practices : 1 what is soil?2 how is soil made?3 historically what practices have resulted in the loss of topsoil?4 what practices
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