The Canadian
System
of Soil
Classification

Soil Classification Working Group

© 1998 National Research Council of Canada

All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted by any means, electronic, mechanical, photocopying, recording or otherwise, without the written permission of the National Research Council of Canada, Ottawa, Ontario K1A 0R6, Canada.

Printed in Canada on acid-free paper.

ISBN 0-660-17404-9

NRC No. 41647

Canadian Cataloguing in Publication Data

Canada. Soil classification Working Group

The Canadian system of soil classification

3rd ed.
“Research Branch, Agriculture and Agri-Food Canada Publication”
Issued by the National Research Council of Canada.
Includes bibliographical references and index.
“The changes incorporated in this current publication are based on the work of the Soil Classification Working Group formerly of the Expert Committee on Soil Survey…” Pref.
ISBN 0-660-17404-9

1. Soils — Canada — Classification. 2. Soils — Classification.
I. Canada. Agriculture Canada. Research Branch.
II. National Research Council of Canada. III. Title.

S599.1S54  1998                631.44’0971                C98-980032-6

NRC Monograph Publishing Program

Editor: R.H. Haynes, OC, FRSC (York University)

Editorial Board: W.G.E. Caldwell, FRSC (University of Western Ontario); P.B. Cavers (University of Western Ontario); G. Herzberg, CC, FRS, FRSC (NRC, Steacie Institute of Molecular Sciences); K.U. Ingold, OC, FRS, FRSC (NRC, Steacie Institute for Molecular Sciences); W. Kaufmann (Editor-in-Chief Emeritus, Annual Reviews Inc., Palo Alto, CA); M. Lecours (Université Laval); W.H. Lewis (Washington University); L.P. Milligan, FRSC (University of Guelph); G.G.E. Scudder, FRSC (University of British Columbia); E.W. Taylor, FRS (University of Chicago); B.P. Dancik, Editor-in-Chief, NRC Research Press (University of Alberta)

Inquiries: Monograph Publishing Program, NRC Research Press, National Research Council of Canada, Ottawa, Ontario K1A 0R6, Canada.

First published in 1974 under title A System of Soil Classification for Canada, Agric. Can. Publ. 1455.
Superseded in 1978 by The Canadian System of Soil Classification, Agric. Can. Publ. 1646.
Second edition 1987, The Canadian System of Soil Classification, Agric. Can. Publ. 1646.
Third edition 1998, correct citation as follows:
Soil Classification Working Group. 1998. The Canadian System of Soil Classification. Agric. and Agri-Food Can. Publ. 1646 (Revised). 187 pp.