Harold Biswell's decades of research and field experience were a major factor in developing policies of controlled
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Prescribed Burning in California Wildlands Vegetation Management
Prescribed Burning in California Wildlands Vegetation Management
Harold H. Biswell
With a New Foreword by James Agee
UNIVERSITY OF CALIFORNIA PRESS BERKELEY
LOS ANGELES
LONDON
University of California Press Berkeley and Los Angeles, California University of California Press, Ltd. London, England First Paperback Printing 1999 by The Regents of the University of California Foreword to Paperback Edition © 1999 by James Agee © 1989
Library of Congress Cataloging-in-Publication Data Biswell, Harold H. (Harold Hubert) Prescribed burning in California wildlands vegetation management / Harold H. Biswell. p. cm. Includes bibliographies and index. ISBN 21945-7 (pbk.: alk. paper) 1 . Prescribed burning—California. 2. Wilderness areas—California—Management. 3. Wildfires—California. 4. Fire ecology—California. I. Title. II. Title: Wildlands vegetation management. S608.B57
1989
639.9—DCI9
88-21094 CIP
Printed in the United States of America 1
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The paper used in this publication meets the minimum requirements of American National Standard for Information Sciences—Permanence of Paper for Printed Library Materials, A N S I Z39.48-1984. ©
Contents
Foreword to the Paperback Edition by James Agee
vii
Foreword to the Original Edition by Zev Naveh
xiii
Acknowledgments
xvii
Introduction
2.
3.
1
The author's background Vegetation Literature on prescribed burning
9 15 17
Fundamentals of Fire Behavior
18
Fire behavior parameters
29
Factors that affect fire behavior
21
Fires Set by Lightning and by Indians
38
Lightning-set fires
45
Indian-set fires Dating of fires Plant adaptations to fire
48 53 56
Vegetation's dependence on fire
5S
Wildfires
61
The Peshtigo and Hinckley fires Policy of fire exclusion The Great Idaho Fire The Berkeley Fire California aflame, 1955 California aflame, i m y rara j"O irt
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