The Soil Survey Manual, USDA Handbook No. 18, provides the major principles and practices needed for making and using soil surveys and for assembling and using

First published in 1991. This is a more portable version of the Booker Tropical Soil Manual, in which the format (and weight) of the first edition have been red

This book, specially prepared for soil scientistsand engineers, offers comprehensivecoverage of basic soil concepts, systematics,mapping and examination procedu