PEAR DECLINE
|
Pear

SOURCE:
S. Thomson
DISEASE:
Pear decline
HOST:
Pear
(Pyrus communis)
Healthy pear shoot (left) and diseased shoots (center and right). Leaves are reddish and growth is stunted.
PATHOGEN:
'Candidatus Phytoplasma pyri'
PATHOGEN SYNONYM:
Phytoplasma Apple proliferation group