Reports by E. M. Pena-Yewtukhiw

	Lime, Phosphorus and Potassium Redistribution with 1-ha Grid Sampling: A Physiographic Perspective.
	Organic Grain Cropping Systems and Soil Physical Properties.
	Preferential Flow Patterns and Variability in Soil Phosphorus Profile Data in Selected West Virginia Benchmark Soils.
	Scale Optimization of the Relationships between Primary Terrain Attributes and Corn Grain Yield in Rolling Landscapes.