In Montana and elsewhere in the western United States and Canada, acidity is a problem that is affecting soil quality and the environmental, economic, and social sustainability of agriculture production systems. Watch our video Acidification of Cropland Soil: Impact, Causes, and Solutions for an overview of the issue and MSU suggested actions.

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Soil pH test results reveal that Montana's agricultural fields are becoming more acidic.


Measure & Manage

Tools to determine if low pH is a problem, steps to take for remediation and prevention, and low pH tolerant species lists


MSU Research

Funded by Fertilizer Check-Off and USDA, study results for liming rates, seed placed P, and other regionally suitable options


MSU publications and presentations, and links to other states' resources on soil acidification