Fertilization Reference Guide, 2nd Edition

In addition to providing several new reference grids, this revised and improved edition presents updated general and specific concepts concerning soil, management of organic matter, soil pH, water, crop profile, nitrogen, phosphorus, major, minor and trace metal elements, and synthetic fertilizers. This book also includes several new features, including a method for calculating the humic balance, an approach for determining the fertilizing efficiency of farm fertilizers and the use of meta-analyses to develop fertilization grids.