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Found 2 results

1993

Range Edge Red Spruce in New-Jersey, USA - Bog Versus Upland Population-Structure and Climate Responses
Webb, S. L.; Glenn, M. G.; Cook, E. R.; Wagner, W. S.; Thetford, R. D.
Journal of Biogeography
(1993)
Issue:
1
Pages:
63-78
Volume:
20

1991

An Image-Analysis System for Determining Densitometric and Ring-Width Time-Series
Thetford, R. D.; D'Arrigo, R. D.; Jacoby, G. C.
Canadian Journal of Forest Research-Revue Canadienne De Recherche Forestiere
(1991)
Issue:
10
Pages:
1544-1549
Volume:
21