Allelopathy in Ecological Agriculture and Forestry Proceedings of th

The rapidly growing human population has increased the dependence on fossil fuel based agrochemicals such as fertilizers and pesticides to produce the required agricultural and forestry products. This has exerted a great pressure on the non­ renewable fos

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Allelopathy in Ecological Agriculture and Forestry Proceedings of the III International Congress on Allelopathy in Ecological Agriculture and Forestry, Dharwad, India, 18-21 August 1998

Edited by

S.S. Narwal R.E. Hoagland R.H. Dilday and M.J. Reigosa

SPRINGER-SCIENCE+BUSINESS MEDIA, B.V.

A CLP. Catalogue record for this book is available from the Library of Congress.

ISBN 978-94-010-5817-9 ISBN 978-94-011-4173-4 (eBook) DOI 10.1007/978-94-011-4173-4

Printed on acid-free paper

All Rights Reserved © 2000 Springer Science+Business Media Dordrecht Originally published by Kluwer Academic Publishers in 2000 Softcover reprint of the hardcover 1st edition 2000 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 List of contributors

Vll

IX

SECTION I. ECOLOGICAL AGRICULTURE 1. Proceedings of conference 2. Allelopathy in ecological agriculture S.S. Narwal 3. Allelopathic strategies for eco-friendly crop production S. Facknath and B. Lalljee 4. Allelopathic interactions in soil B. Lalljee and S. Facknath 5. Eco-friendly technologies for management of phytoparasitic nematodes in pulses and vegetable crops Vijayalakshmi Mojumder

11

33

47 59

SECTION II. ALLELOCHEMICALS AS HERBICIDES 6. Plant and microbial compounds as herbicides Robert, E. Hoagland, Stephen 1. Cutler 7.

Discovery of the triketone class of HPPD inhibiting herbicides and their relationship to naturally occurring B-triketones Christopher G. Knudsen, David I. Lee, William 1. Michaely, HsiaoLing Chin, Nhan H, Nguyen, Ronald 1. Rusay, Thomas H. Cromartie, Reed Gray, Byron H. Lake, Torquil E. M. Fraser and David Cartwright

8. Phytotoxins as potential herbicides Fumio Sugawara

73

101

113

VI

9. Evaluation of selected pharmaceuticals as potential herbicides bridging the gap between agrochernicals and pharmaceuticals Stephen l Cutler, Robert E. Hoagland and Horace G. Cutler

129

SECTION III. MULTIPLE CROPPING SYSTEMS 10. Allelopathic interactions in multiple cropping systems S.S. Narwal

141

II. Prospects of allelopathic research in multi-storey cropping systems Jacob John and A.M. Nair

159

SECTION IV. AGROFORESTRY SYSTEMS 12. Allelopathic interactions in forests MJ. Reigosa, L. Gonzalez, X.C. Souto and lE. Pastoriza

183

13. Allelopathic interactions in agroforestry systems A.S. Gill and lV.N. S. Prasad

195

14. Allelopathic research in agroforestry systems of South India C.S. Hunshal, H.T. Channal, A.R. Alagawadi and R.H. Patil

209

15. Tree allelopathy in agroforestry M. Parmathama, lA. Amal and M. Rajkumar

229

16. Toxic allelochemicals in leguminous forages and their ecological significance S.S. Parihar

237

SECTION V. APPENDICES I. II.

III.

Organizing committees of congress Technical programme of congress List of participants in congress

247 249 257

SECTION VI. INDEXES I. II.

Subject