Helsingin yliopiston kasvitieteen julkaisuja
Publications in Botany from the University of Helsinki
N:o 30
Academic dissertation
To be presented, with the permission of the Faculty of Science
of the University of Helsinki, for public criticism
in the Auditorium of the Department of Ecology and Systematics,
Unioninkatu 44, Helsinki, on November 24
th
, 2000, at 12 o`clock
The copyright owners of substudies I, II, III, and IV:
National Research Council of Canada,
The International Association for Vegetation Science,
Springer-Verlag,
and Blackwell Science Ltd,
are acknowledged for the permissions to use the substudies
as appendixes.
ISSN 1238-4577
ISBN 951-45-9608-0
ISBN 951-45-9609-9 (pdf)
ISBN 951-45-9610-2 (html)
Yliopistopaino
Helsinki 2000