Handbook on Reference Methods for Soil Analysis

This latest edition of this popular handbook first published in 1974 and again in 1980 reflects developments in soil analysis methods. The Handbook is a laboratory technique manual for common soil testing procedures that has been proven to be a valuable reference for those engaged in research as well as those providing soil testing analytical services to farmers. Each procedure is presented in a standard format and includes documentation on the ramifications of the procedure. It includes the major methods for managing plant nutrition currently in use in the United States and other parts of the world.