Tobacco
Necrosis
Virus
Particle
size
is
28
nm
and
sedimentation
coefficient
118S.
The
particle
contains
20%
RNA
of
MW
1.5xl06.
There
is
only
one
RNA
species.
The
MW
of
the
protein
is
20x
103.
The
virus
has
a
wide
host
range
with
fungus
(Olpidium)
vectors.
It
mainly
induces
necrotic
symptoms.
A
and
D
strains
occur.
|
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