Pear decline (PD) caused by "Candidatus Phytoplasma pyri" (subgroup 16SrX-C of apple proliferation oup of phytoplasmas) is an important pear (Pyrus communis L) disease. Pear production in Uruguay is based in self-rooted Williams plants initially grafted on quince.
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In:Zoppolo, R. Cabrera, D. (Eds.). Growing in diversity. Proceedings of the International Pear Symposium, 13, Dec. 4-7th 2018, Montevideo, Uruguay.
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