Section 1: Soil Management
- The Soils of Pennsylvania
- Eastern Lake Shore
- Glaciated Region of the Appalachian Plateau
- Allegheny High Plateau
- Glaciated Low Plateau
- Pittsburgh Plateau
- Allegheny Mountains
- Ridge and Valley Province
- Blue Ridge
- Triassic Lowlands
- Conestoga Valley
- Piedmont Upland
- Coastal Plain
- Soil Health
- Soil Erosion
- Water Erosion
- Tillage Erosion
- Soil Compaction
- Tillage Management
- Table 1.1-1. Selected properties and typical capabilities of major Pennsylvania soils.
- Table 1.1-2. Ideal soil bulk densities and root growth limiting bulk densities for soils of different textures.
- Table 1.1-3. Crop residue production of different crops in rotation.
- Table 1.1-4. Pennsylvania tillage practices by crop, 2007.
- Figure 1.1-1. Soil regions of Pennsylvania.
- Figure 1.1-2. The textural triangle quickly helps to determine the textural classification of a soil from the percentages of sand, silt, and clay it contains.
- Figure 1.1-3. No-till soil profile changes compared to changes in a tilled-soil profile.
- Figure 1.1-4. Three causes of erosion resulting from tilling soils on slopes.
- Figure 1.1-5. Topsoil compaction is caused by contact pressure, whereas lower subsoil compaction is caused by axle load.
- Figure 1.1-6. Development of tillage systems in Pennsylvania, 1990-2004.
S. W. Duiker, associate professor of soil management, Department of Crop and Soil Sciences