Subjects affecting paradise apple (Malus pumila)

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    Biologische Bundesanstalt für Land- und Forstwirtschaft Archive (3)
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Image Subject Name Scientific Name Description
0454045 apple proliferation phytoplasma Candidatus Phytoplasma mali AP-MLO Apple proliferation phytoplasma in apple cv. Golden Delicious, showing premature development of axillary buds resulting in a witches' broom near the apex of the main shoot in spring.
0660076 apple proliferation phytoplasma Candidatus Phytoplasma mali AP-MLO Enlarged stipules of apple leaf (cv. Golden Delicious), due to apple proliferation phytoplasma (healthy leaf on right).
0660077 apple proliferation phytoplasma Candidatus Phytoplasma mali AP-MLO Witches broom on apple (cv. Golden Delicious), due to apple proliferation phytoplasma.
0454046 apple proliferation phytoplasma Candidatus Phytoplasma mali AP-MLO Apple proliferation phytoplasma in leaves of apple cv. Golden Delicious, showing reduced lamina size and enlarged stipules; healthy leaf on left.
0454047 apple proliferation phytoplasma Candidatus Phytoplasma mali AP-MLO Fruits of apple cv. Jonathan affected by apple proliferation phytoplasma, showing marked reduction in fruit size; longer, thinner peduncles and shallower calyx end and peduncular cavities; healthy fruit on right.

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