Development of needle retention in Scots pine (Pinus sylvestris) in 1957–1991 in northern and southern Finland
Risto Jalkanen, Tarmo Aalto, Timo KurkelaVolume:
10
Language:
english
DOI:
10.1007/bf00192193
Date:
December, 1995
File:
PDF, 935 KB
english, 1995