Soil Degradation: Erosion, Compaction, and Cont...

Soil Degradation: Erosion, Compaction, and Contamination

Soil Degradation: Erosion, Compaction, and Contamination

Hard ground makes too great resistance, as air makes too little resistance, to the surfaces of roots.

—JETHRO TULL, 1733

Chapter 5: Sources | Top | Erosion