Seed Science Research













Table of Contents


Volume 8 1-74

September 1998
Supplement No.1

ISSN: 0960-2585

Ultra-Dry Seed Storage

Guest Editor: Christina Walters

CAB INTERNATIONAL

SEED
SCIENCE
RESEARCH


Aims and Scope

Seed Science Research provides an international vehicle for the publication or original papers and review articles on the fundamental aspects of seed research. The emphasis is on the physiology, biochemistry, molecular biology and ecology of seeds, covering the following key topics:

· germination

· longevity

· seed-soil and seed-animal interactions

· dormancy

· vigour

· computer modelling

· ecophysiology

· establishment

· chemical and structural defences

· reserve mobilization

· seed and embryo development

· biotechnology

· viability

· maturation

· physiology of seed pathology

Editor

Professor M. Black

Division of Life Sciences, King's College London, Campden Hill Road, London, W8 7AH, UK
Tel: +44 (0)171 333 4212 Fax: +44 (0)171 333 4500 Email: michael.black@kd.ac.uk

Associate Editors

M.A. Cohn, Louisiana State University Agricultural Center, Baton Rouge, USA K.
Thompson, University of Sheffield, UK

Editorial Board

J.M. Baskin, University of Kentucky, Lexington, USA

J.D. Bewley, University of Guelph, Ontario, Canada

K.J. Bradford, University of California, Davis, USA

CM. Bray, University of Manchester, UK

D. Côme, Université Pierre et Marie Curie, Paris, France

F. Corbineau, Université Pierre et Marie Curie, Paris, France

A. Cuming, University of Leeds, UK

M. Delseny, Université de Perpignan, France

R. Ellis, University of Reading, UK

M. Fenner, University of Southampton, UK

G.B. Fincher, University of Adelaide, Commonwealth Research Centre, Victoria, Australia

J. Greenwood, University of Guelph, Ontario, Canada

G. Hendry, University of Sheffield, UK

H.W.M. Hilhorst, Wageningen Agricultural University, The Netherlands

R. Hill, University of Manitoba, Winnipeg, Canada

A.C. Leopold, Cornell University, Ithaca, New York, USA

A. Mayer, Hebrew University of Jerusalem, Israel

B. McKersie, University of Guelph, Ontario, Canada

T. Minamikawa, Tokyo Metropolitan University, Japan

D. Osborne, Open University, Milton Keynes, UK

R.J. Probert, Royal Botanic Gardens, West Sussex, UK

P. Schopfer, Biologisches Institut II der Universität, Freiburg, Germany

M.K. Walker-Simmons, Washington State University, Pullman, USA

C.W. Walters, National Seed Science Laboratory, Fort Collins, USA

T. Wang, John Innes Institute, Norwich, UK

© CAB INTERNATIONAL 1998. All rights reserved.
Published by CAB INTERNATIONAL, Wallingford, UK: New York, USA

Seed Science Research is covered in the Science Citation Index®, Current Contents®/Agriculture, Biology & Environmental Science, SciSearch®, Research Alert®, BIOSIS® Database, CAB ABSTRACT, and Elsevier BIOBASE/Current Awareness in Biological Sciences


The contents page of this journal is available on the internet before publication at http://www.cabi.org/

Seed Science Research
Volume 8 1998
ISSN: 0960-2585

Publishing, Production, Marketing, and Subscription
Sales Office:
CABI Publishing
Wallingford
Oxon OX10 8DE
UK
Tel: + 44(0)1491 832111
Fax: +44 (0)1491 829292
Email: publishing@cabi.org
Telex: 847964 (COMAGG G)

For Customers in North America:
CABI Publishing
10 E 40th Street
Suite 3203
New York NY 10016
USA
Tel: +1 (212) 481 7018
Toll-free: 800 528 4841
Fax: + 1(212) 686 7993
Email: cabi-nao@cabi.org

Publisher: Philip Edge
Publishing Editor: Jenny Howatson
Product Manager (Marketing): Sue Hill

Seed Science Research is an international journal published quarterly by CABI Publishing (a division of CAB INTERNATIONAL) in March, June, September and December.

Special sales and supplements:

This journal accepts advertising and inserts. We also provide bulk reprints of suitable papers to meet teaching or promotional requirements. The journal also publishes abstracts and proceedings on behalf of academic and corporate sponsors. Please contact David Nicholson at the Wallingford address for further details.

Subscription information:

The subscription rates for Volume 8,1998
(4 issues) are:

Non-member country:

£170.00

Member Country*:

£136.00

US Dollars (Americas only):

$295.00


(* Member Countries include UK, Canada, India, China, Australia, New Zealand. For a full list please apply to CAB INTERNATIONAL.)

Japanese Agent: Maruzen Company Ltd, PO Box 5050, Tokyo International, 100-31, Japan

Personal subscription discounts are available on request: please contact the Product Manager (Marketing) at the Wallingford address.

Any supplements to this journal published in the course of the annual volume are normally supplied to subscribers at no extra charge

Back volumes are available. Please contact CABI
Publishing for further information.

Claims for non-receipt of journal issues will be considered on their merit and only if the claim is received within six months of publication. Replacement copies supplied after this date will be chargeable.

Despatch: deliveries outside the UK are by ASP Printflow Airsaver unless other arrangements are made. Customers requiring airmail delivery should indicate clearly their requirements and add an additional 10% to the relevant subscription price.

US POSTMASTERS: please send address corrections to CABI Publishing at the Wallingford address.

Information for Authors

Three copies of the manuscript and artwork should be sent to:

Professor Michael Black
Division of Life Sciences
King's College London
Campden Hill Road
London
W8 7AH
UK
Notes for Authors are available from this address if not printed in this issue of the journal.

Offprints: The author (or main author) of an accepted paper will receive 50 free offprints and a copy of the journal issue in which their paper is published. Additional offprints are available for a fee and should be ordered at proof stage. No page charges are levied by this journal.

Copyright: CAB INTERNATIONAL, 1998. All rights reserved: permission for reproduction of any part of the journal (text, figures, tables or other matter) in any form (on paper, microfiche or electronically) should be sought directly from the Publisher, or a licence permitting restricted copying obtained from the Copyright Licensing Agency, Tottenham Court Road, London W1P 9HE, UK, or in the USA by the Central Clearance Center, 27 Congress Street, Salem MA01970.

Disclaimer: The information contained herein, including any expression of opinion and any projection or forecast, has been obtained from or is based upon sources believed by us to be reliable, but is not guaranteed as to accuracy or completeness. The information is supplied without obligation and on the understanding that any person who acts upon it or otherwise changes his/her position in reliance thereon does so entirely at his/her own risk.

CAB INTERNATIONAL does not accept responsibility for any trade advertisement included in this publication.

This journal is printed on acid-free paper from renewable sources
Printed by Information Press, Eynsham, UK.


Table of Contents


Introductory Statement - Engels, J. & Engelmann, F.

The effects of storing seeds under extremely dry conditions - Walters, C. & Engels, J.

Longevity of seeds stored hermetically at low moisture contents - Ellis, R. H.

Ultra-dry technology: perspective from the National Seed Storage Laboratory, USA - Walters, C.

Optimizing seed water content to improve longevity in ex situ genebanks - Walters, C., Kameswara Rao, N. & Hu, X.

Optimum moisture contents of seeds stored at ambient temperatures - Chai, J., Ma, R., Li, L. & Du, Y.

A comparison of methods for drying seeds: vacuum freeze-drier versus silica gel - Hu, X., Zhang, Y., Hu, C., Tao, M. & Chen, S.

The effect of low water content on seed longevity - Hu, C., Zhang, Y., Tao, M., Hu, X. & Jiang, C.

The effect of ultra-dry methods and storage on vegetable seeds - Kong, X. H. & Zhang, H. Y.

Short- and long-term effects of ultra-drying on germination and growth of vegetable seeds - Shen, D. & Qi, X.

Phenotypic and genotypic changes in rapeseed after 18 years of storage and regeneration - Wu, X.M., Wu, N.F., Qian, X.Z., Li, R.G., Huang, F.H. & Zhu, L.

The effects of water content during storage on physiological activity of cucumber seeds - Zeng, X.Y., Chen, R.Z., Fu, J.R. & Zhang, X.W.

Water sorption isotherms of seeds from ultradry experiments - Walters, C. & Hill, L.M.

Notes for authors