Root Demographics and Their Efficiencies in Sustainable Agriculture, Grasslands and Forest Ecosystems
The International Society of Root Research sponsored the Symposium "Root Demographics and Their Efficiencies in Sustainable Agriculture, GrassLands and Forest Ecosystems," July 14-18, 1996, at the Madren Conference Center, Clemson University, Clemson, Sou
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Developments in Plant and Soil Sciences VOLUME 82
Root Demographies and Their Efficiencies in Sustainable Agriculture, Grasslands and Forest Ecosystems Proceedings of the 5th Symposium of the International Society of Root Research, held 14-18 July 1996 at Madren Conference Center, Clemson University, Clemson, South Carolina, USA
Edited by
JAMES E. BOX, Jr. International Society 0/ Root Research, United States Department 0/Agriculture, Agricultural Research Service, Watkinsville, Georgia, USA
" ~
SPRINGER SCIENCE+BUSINESS MEDIA, B.V.
A C.I.P. Catalogue record for this book is available from the Library of Congress.
ISBN 978-94-010-6218-3 ISBN 978-94-011-5270-9 (eBook) DOI 10.1007/978-94-011-5270-9
Printed on acid-free paper
All Rights reserved
©1998 Springer Science+Business Media Dordrecht Originally published by Kluwer Academic Publishers in 1998
Softcover reprint of the hardcover Ist edition 1998
No part of the material protected by this copyright notice may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying, recording or by any information storage and retrieval system, without written permission from the copyright owner.
Contents
Preface Organisation of congress
xi xiii
SECfION I: GLOBAL PATTERNS OF CARBON ALLOCATION
*1. Influence of C02 enrichment and nitrogen fertilization on tissue chemistry and carbon allocation in longleaf pine seedlings J.A. Entry, G.B. Runion, S.A. Prior, R.J. Mitchell and H.H. Rogers
3
2. Root distribution and production in native and introduced pastures in the South American savannas I.M.Rao
19
3. Role of plant root exudates in soil carbon and nitrogen 20 transformation A. Mergel, A. Timchenko and V. Kudeyarov
4. Biomass of underground organs in Transbaikalian steppe phytocenoses T.G. Boikov and Yu.D. Kharitonov
43 55
5. Effect of rec1aimation on the dynamics of aboveground and underground phytomass of cultured meadow communities in different ecotypes of Lithuania N. Lapinshiene
61
SECTJON II: MANAGED AND UNMANAGED ECOSYSTEMS 6.
*7.
Root growth in Siberian larch (Larix Sibirica Ledeb.) seedlings seasonal variations and effects of various growing regimes, prolonged cold storage and soil temperatures A. Mattsson and M. Lasheikki
77
Nutrient composition ofDouglas-firrhizosphere and bulk soil solutions X. Wang and D. Zabowski
89
*8. Seasonal development of loblolly pine lateral roots in response to stand density and fertilisation M.A. Sword 9.
Inhibition of fungal colonization on the rhizoplane of the CS 2-producing plant, Mimosa pudica L. Z. Feng, P.G. Hartel, R.W. Roncadori and S.-J.S. Sung
• Chapters indicated with an asterisk are reprinted from PkuII and Soil Volume 200, No.1 (1998)
105
115
*10. Production of carbon disulfide (CS 2 ) from L-djenkolic acid in the roots of Mimosa pudica L. J. Piluk, P.G. Hartel and B.L. Hanies
127
11. Root biomass of the root-herb layer in coniferous ecosystems of Slovakia F. Kubicek, L. Somsak and V. Simonovic
139
12. Root-shoot relationships in plant adapt
