MATERIAL AND METHODS
The trials were conducted in the years 2002 and
2003 at the University Centre of Viticulture and
Enology Meranovo (4°53'N, 15°56'E, 420 m a.s.l.),
Faculty of Agriculture and Life Sciences near Maribor,
Slovenia.
The
yearly
mean
air temperature
in
the
area
is
10.1°C;
the
mean
monthly
minimum