Apple proliferation, Candidatus Phytoplasma mali 16SrX-A - Pest Tracker

Biologische Bundesanstalt für Land- und Forstwirtschaft, Bugwood.org

Apple proliferation
Candidatus Phytoplasma mali 16SrX-A

Apple proliferation (Candidatus Phytoplasma mali 16SrX-A) is a phytoplasm.

This phytoplasm causes witches broom on apple and a marked reduction in fruit size.