Claus Beier
Risoe National Laboratory
Biosystems department
Frederiksborggade 399
DK-4000 Roskilde
Denmark
Ph: +45 4677 4161
Email: claus.beier@risoe.dk

Lindsey Rustad
US Forest Service
Lindsey Rustad
USDA Forest Service
35 Crystal Lane Cumberland
Maine 04021
phone/fax: 207 829 6817
email: rustad@maine.edu