Tropical Forests Can Suffer from a Serious Deficiency of Calcium after Logging
Nils Nykvist

..............page:310-313,362

Recent Losses of Base Cations from Soils of Fagus sylvatica L. Stands in Northeastern France
Anne Thimonier; Jean-Luc Dupouey; Frangois Le Tacon

..............page:314-321,362

Bioligical Diversity of Peru: Determining Priority Areas for Conservation
Lily O. Rodriguez Kenneth R. Young

..............page:329-337,362

Surface Ozone in China and Its Possible Impact on Agricultural Crop Yields
Kristin Aunan; Terje Koren Berntsen; Hans Martin Seip

..............page:294-301,362

Tropical Forest Biodiversity and the World Heritage Convention
Jeffrey Sayer; Natarajan Ishwaran; James Thorsell; Todd Sigaty

..............page:302-309,362

Inca Agroforestry: Lessons from the Past
Alex chepstow-Lusty Mark Winfield

..............page:322-328,362

Status and Future Trends in Plantation Silviculture in China
Chunyang li Tropical Silviculture Unit Department of Forest Ecology P.O.Box 28Finland Xiaofeng Zhou Ecology Section University of Northeast Forestry P.R.china

..............page:354-355

Indigenous Methods for Storage and Use of Bioresources: Case Study, Indian Central Himalaya
Dr.D.S.Ravat and Mr.R.Joshi G.B. Pant Institute of Himalayan Environment and Development;Kosi-Katarmak;Almora-263643;India.Dr.M.Joshi was previously with the G.B.Pant Institute.

..............page:356-358

Combating Desertification:Action Programme in China
<author>Chen Fu;PhD;associate Professor Department of Geographical Science Nanjing university 22 Hankou Street Nanjing;210093 P.R.China

..............page:359-361

Are Drifting Algal Mats Conquering the Bottom of the Archipelago Sea, SW Finland?
Petri Vahteri; Anita Makinen; Sonja Salovius; llppo Vuorinen

..............page:338-343,362

Responses of a Saline Lake Ecosystem in a Semiarid Region to Irrigation and Climate Variability The History of Salada Chiprana, Central Ebro Basin, Spain
Bias L. Valero-Garces; Ana Navas; Javier Machin; Tony Stevenson; Basil Davis

..............page:344-350,362

How to Bring Ecological Services into Integrated Water Resources Management
Malin falkenmark national science Research Council Regeringsgatan 56 SE-103 87 Stockholm SwedenCarl Folke Department for Systems Ecology SE-106 91 Stockholm Sweden

..............page:351-352

Decay Resistance of Siberian Larch Wood
Professor Oleg I. Polubojarinov Professor Anatoly N.chubinsky St.Petersburg Forest Technical Academy.St.Petersburg;RussiaAssociate Professor Owe Martinsson Swedish University of Agricultural Sciences;SE-901 83 UME?;Sweden

..............page:352-353