Keywords: limestone, calcium carbonate, peat moss, sandy soil, topsoil, buffer
Soil Topic Page
Soil Quality for Environmental Health
Soil Science Society of America - Soil types
How Important is Soil pH?
The Naked Scientists: What happens when acid reacts with limestone?
Impacts of Acid Rain on Soils (air-quality.org.uk)
University of Illinois Extension: Understanding Acid-Loving Plants and Soil PH
FOR BACKGROUND (Do not cite)
Wikipedia - Topsoil
Wikipedia - Agricultural Lime