Needle retention and needle loss of Scots pine in recent decades at Thetford and Alice Holt, England
Jalkanen, Risto E., Aalto, Tarmo O., Innes, John L., Kurkela, Timo T., Townsend, Ian K.Volume:
24
Journal:
Canadian Journal of Forest Research
DOI:
10.1139/x94-113
Date:
April, 1994
File:
PDF, 101 KB
1994