Anastrepha fraterculus (as Pyrus) (ANSTFR) Incidental
'Candidatus Phytoplasma pyri' (PHYPPY) Incidental
Carposina sasakii (as Pyrus) (CARSSA) Incidental
Gymnosporangium asiaticum (as Pyrus) (GYMNAS) Incidental
Gymnosporangium globosum (as Pyrus) (GYMNGL) Incidental
Scolytus schevyrewi (as Pyrus) (SCOLSH) Incidental
Anoplophora chinensis (as Pyrus) (ANOLCN) Major
* Sjöman H, Östberg J & Nilsson J (2014) Review of host trees for the wood-boring pests Anoplophora glabripennis and Anoplophora chinensis: an urban forest perspective. Arboriculture & Urban Forestry 40(3), 143–164.
Chondrostereum purpureum (as Pyrus) (STERPU) Major
Neonectria ditissima (as Pyrus) (NECTGA) Major
Phlyctema vagabunda (as Pyrus) (PEZIAL) Major
Acrobasis pirivorella (as Pyrus) (NUMOPI) Minor
Agrobacterium tumefaciens (as Pyrus) (AGRBTU) Minor
Anarsia lineatella (as Pyrus) (ANARLI) Minor
Anthonomus quadrigibbus (as Pyrus) (TACYQU) Minor
Bactrocera dorsalis (as Pyrus) (DACUDO) Minor
Botryosphaeria kuwatsukai (as Pyrus) (PHYOPI) Minor
'Candidatus Phytoplasma pyri' (as Pyrus) (PHYPPY) Minor
Ceratitis rosa (as Pyrus) (CERTRO) Minor
Comstockaspis perniciosa (as Pyrus) (QUADPE) Minor
Conotrachelus nenuphar (as Pyrus) (CONHNE) Minor
Erwinia amylovora (ERWIAM) Minor
* Van der Zwet, Keil HL (1979) Fire blight: a bacterial disease of rosaceous Plants. USDA Handbook no. 510. USDA, Washington (US), 200 p.
Erwinia amylovora (as Pyrus) (ERWIAM) Minor
* Van der Zwet, Keil HL (1979) Fire blight: a bacterial disease of rosaceous Plants. USDA Handbook no. 510. USDA, Washington (US), 200 p.
* Zeller W (1977) Studies on fire blight in the German Federal Republic. 2. Susceptibility of woody ornamentals to Erwinia amylovora. Nachrichtenblatt des Deutschen Pflanzenschutzdienstes 29(1 ), p 1-10.
Grapholita inopinata (as Pyrus) (CYDIIN) Minor
Grapholita molesta (as Pyrus) (LASPMO) Minor
Grapholita packardi (as Pyrus) (LASPPA) Minor
Grapholita prunivora (as Pyrus) (LASPPR) Minor
Hyphantria cunea (as Pyrus) (HYPHCU) Minor
Malacosoma disstria (as Pyrus) (MALADI) Minor
Monilinia fructicola (as Pyrus) (MONIFC) Minor
Phyllosticta solitaria (as Pyrus) (PHYSSL) Minor
Platynota stultana (as Pyrus) (PLAAST) Minor
Saperda candida (as Pyrus) (SAPECN) Minor
Trirachys sartus (as Pyrus) (AELSSA) Minor
* Ahmad MI, Hafiz IA, Chaudhry MI (1977) Biological studies of Aeolesthes sarta Solksy attacking poplars in Pakistan. Pakistan Journal of Forestry 27, 123-129.
* Gressitt JL (1951) Longicornia. Volume 2. Paul Lechevalier, Paris.
* Gaffar SA, Bhat AA (1991) Management of stem borer, Aeolesthes sarta (Solsky), infesting walnut trees in Kashmir. Indian Journal of Forestry 14, 138- 141.
Venturia nashicola (as Pyrus) (VENTNA) Minor
Apple chlorotic leaf spot virus (as Pyrus) (ACLSV0) Unclassified
Apriona germari (as Pyrus) (APRIGE) Unclassified
* Lim J, Jung S-Y, Lim J-S, Jang J, Kim K-M, Lee Y-M, Lee B-W (2014) A review of host plants of Cerambycidae (Coleoptera: Chrysomeloidea) with new host records for fourteen Cerambycids, including the Asian longhorn beetle (Anoplophora glabripennis Motschulsky), in Korea. Korean Journal of Applied Entomology 53(2), 111-133.
Cacopsylla chinensis (as Pyrus) (CCPSCH) Unclassified
Leucoptera malifoliella (as Pyrus) (LEUCSC) Unclassified
Megaplatypus mutatus (as Pyrus) (PLTPMU) Unclassified
* Allegro G, Griffo R (2008) I rischi di diffusione di Megaplatypus mutatus. L'informatore Agrario no. 13, 73-76.
Naupactus xanthographus (as Pyrus) (NAUPXA) Unclassified
Neofabraea malicorticis (as Pyrus) (PEZIMA) Unclassified
Oemona hirta (as Pyrus) (OEMOHI) Unclassified
Orgyia leucostigma (as Pyrus) (HEMELE) Unclassified
Pear blister canker viroid (as Pyrus) (PBCVD0) Unclassified
Pear bud drop agent (as Pyrus) (PRBD00) Unclassified
Phytophthora cactorum (as Pyrus) (PHYTCC) Unclassified
Pseudococcus comstocki (as Pyrus) (PSECCO) Unclassified
Taphrina bullata (as Pyrus) (TAPHBU) Unclassified
Thrips hawaiiensis (as Pyrus) (THRIHA) Unclassified
Trichoferus campestris (as Pyrus) (HESOCA) Unclassified
* Iwata R & Yamada F (1990) Notes on the biology of Hesperophanes campestris, a drywood borer in Japan. Material und Organismen 25, 305–313.
Venturia nashicola (VENTNA) Wild/Weed
* Ishii H, Watanabe H, Tanabe K (2002) Venturia nashicola: pathological specialization on pears and control trial with resistance inducers. Acta Horticulturae 587, 613-621.
------- confirmed host.
