VARIETAL NAME: 'SI-SP/MB 301'
Taxonomical and basic information
Varietal name:
'SI-SP/MB 301'
Identification/ Accession n.:
Sl23_0050
Ingroup:
M. alba s.l.
Species:
M. alba
Origin:
Dravska ravan, 46,479474_°N; 15,744551_°E
Obtained:
In situ field inventory
Morphological characteristics
Trunk:
Trunk circumference (cm):
280 cm (in situ)
Trunk colour:
Light brownish-grey
Shoots:
Colour of one-year old shoot:
Medium brown
Lenticel density:
High
Lenticel shape:
Elliptical
Buds:
Bud shape:
Ovate
Bud colour:
Greyish brown
Bud size:
Small
Leaves:
Phyllotaxis:
Alternate distichous
Leaf shape:
Simple and Lobed
Average leaf size: length (cm):
15,13
Average leaf size: width (cm)
10,14
Leaf size ratio:
Medium (1.3-1.5)
Petiole size (cm):
4.5
Petiole range:
Long (41-70 mm)
Shape of leaf base:
Retuse
Shape of leaf apex:
Acute
Leaf blade tip:
Acuminate
Leaf blade margin:
Serrate
Hairiness:
Midrib and veins
Glossiness:
Glossy
Reproductive structures
Sexual dimorphisem:
Dioecious
Inflorescence type:
Male
Inflorescence size:
Female infl. length (mm):
Female infl. diameter (mm):
Female infl. stalk length (mm):
Male infl. length (mm):
35.0
Male infl. diameter (mm):
12.0
Male infl. stalk length (mm):
9.0
Polygamous infl. length (mm):
Polygamous infl. diameter (mm):
Polyg. infl. stalk length (mm):
Infructescence:
Fruit weight (g):
Infructescence length (mm):
Infructescence width (mm):
Length of peduncle:
Infructescence colour:
Taste:
Infructescence shape:
Phenological descriptors
Date of bud burst (week):
12
Flowering date (week):
17
Date of infructescence ripening (week):
Medium
Uniformity of infructescence ripening:
Abundant autumn colouring (week):
Growth and yield attributes
Vigour:
Lenght (cm):
131.2
Number of lateral shoots:
n.d.
Lenght of internode (cm):
3.9
Leaf No./meter:
29.6
Weight of 100 fresh leaves (g):