Wisconsin Procedures for Soil Testing, Plant Analysis and

Wisconsin Procedures for Soil Testing, Plant Analysis and Feed and Forage Analysis
Editor: John Peters, Department of Soil Science, University of Wisconsin-Madison(Compiled December, 2006)

This document provides analytical procedures on the following:

Soil Sample Preparation
Internal Check System
Soil pH and Sikora Lime Requirement
Available Phosphorus
Available Potassium
Organic Matter
Weight Loss-on-Ignition (LOI 360o)
B, Mn, Ca/Mg, SO4-S, and NO3-N

Additional procedures for soil testing, plant, feed, and forage analysis are available at
http://uwlab.soils.wisc.edu/madison/.