| integrated management of phytoplasma diseases in pome fruit: an overview of efficacy results of ipm insecticides against pear psylla (cacopsylla pyri). | phytoplasmas are plant pathogenic mollicutes that cause devastating diseases in various crops worldwide. the closely related pome fruit tree phytoplasmas candidatus phytoplasma mali and candidatus phytoplasma pyri are the causal agents of apple proliferation and pear decline, respectively. they can be transmitted from tree to tree by psyllidae. as pear suckers (cacopsylla pyri) are widely considered to be the most important pest in pear orchards, a good control of this insect vector is a key ele ... | 2010 | 21539243 |