作者单位:
Finnish Forest Research Institute, Joensuu Research Unit, P.O. Box 68, 80101, Joensuu, Finland
[1]
Centre for Ecology & Hydrology, Bush Estate, Penicuik, Midlothian, EH26 0QB, UK
[2]
Finnish Environment Institute, P.O. Box 140, 00251, Helsinki, Finland
[3]
NERC Radiocarbon Facility (Environment), Rankine Avenue, Scottish Enterprise Technology Park, East Kilbride, G75 0QF, UK
[4]
发布时间
2013-11-20