Acidifying soil for crop production: Inland Pacific Northwest

Published September 2007. Reviewed July 2017. Please look for up-to-date information in the OSU Extension Service Catalog: http://extension.oregonstate.edu/catalogThis publication is a technical and practical guide for soil acidification in commercial fields. It explains the soil chemistry involved, how to determine whether pH adjustment is feasible, and methods for acidifying soil. This guide is divided into five sections:\ud • Understanding soil pH\ud • The problem—iron chlorosis\ud • Causes of iron chlorosis\ud • Solutions to iron chlorosis\ud • Methods for acidifying soil in the inland Pacific Northwes