Pests of National Significance Insect and mite pests San-Jose-scale: Quadraspidiotus perniciosus Comstock (Hemiptera: Diaspididae) Woolly apple aphid: Eriosoma lanigerum Hausman (Hemiptera: Aphididae) Apple leaf folder and fruit scrapper: Archips termias (Meyrick) (Lepidoptera: Tortricidae) Root borer: Dorysthenes hugelli Redtenbacher (Coleoptera: Cerambycidae) Apple stem borer: Apriona cinerea Cheverlot (Coleoptera: Cerambycidae) Indian gypsy moth: Lymantria obfuscate Walker (Lepidoptera: Lymantridae) Blossom thrips: Thrips fl avus Schrank (Thysanoptera: Thripidae) Spider mites: Tetranychus urticae Koch (Acarina : Tetranychidae) European red mite: Panonychus ulmi Koch (Acarina : Tetranychidae) Diseases Apple scab: Venturia inaequalis (Cooke) Wint Marssonina leaf blotch (pre mature leaf fall): Marssonina coronaria Ellis & Davis Black rot and canker: Botryosphaeria obtuse Schw. Collar rot: Phytophthora cactorum Lebert & Cohn Powdery mildew: Podosphaera leucotricha Ellis & Everh Sooty blotch and fly speck: Gloeodes pomigena Schwein., Schizothyrium pomi (Mont. & Fr.) Arx Apple mosaic and other virus diseases: Apple mosaic virus, Apple chlorotic leaf spot virus Nematode Root-knot nematode: Meloidogyne spp. Weeds Broad leaf weeds Lambs quarter: Chenopodium album L. (Chenopodiaceae) Sweet clover: Melilotus indica (L.) All. (Fabaceae) Fine leaf fumitory: Fumaria parvifl ora Lam. (Fumariaceae) Corn spurry: Spergula arvensis L. (Caryophyllaceae) Goat weed: Ageratum conyzoides L. (Asteraceae) Creeping wood sorrel: Oxalis corniculata L. (Oxalidaceae) Musk rose/rosehip: Rosa moschata Herrm. (Rosaceae) Brambles: Rubus spp. (Rosaceae) European barberry: Berberis spp. (Berberidaceae) Garden spurge: Euphorbia hirta L. (Euphorbiaceae) Lantana: Lantana camara L. (Verbenaceae) Common sorrel: Rumex spp. (Polygonaceae) Carrot grass: Parthenium hysterophorus L. (Asteraceae) Grassy weeds Canary grass: Phalaris minor Retz. (Poaceae) Bermuda grass: Cynodon dactylon (Poaceae) Sedges Purple nutsedge: Cyperus rotundus L. (Cyperaceae) Flat sedge: Cyperus iria L. (Cyperaceae) Pests of Regional Significance Insect pests Apple fruit moth: Argyresthia conjugella Zeller (Lepidoptera: Yponomeutidae) (Himachal Pradesh) Codling moth: Cydia pomonella Linnaeus (Lepidoptera:Tortricidae) (Jammu & Kashmir, Himachal Pradesh) Tent caterpillar: Malacosoma indica Walker (Lepidoptera: Lasiocampidae) (Jammu & Kashmir) Apple maggot: Rhagoletis pomonella (Walsh) (Diptera: Tephritidae) Diseases Alternaria leaf spot/blight: Alternaria alternata f. sp. mali (Fr.) Keissl. (Rajasthan, Himachal Pradesh) Core rot: Alternaria alternata (Fr.) Keissl., Trichothecium roseum (Pers.) Link , Fusarium spp. etc. Brown rot: Monilinia spp. (Delhi) White root rot: Rosellinia necatrix Berl. ex Prill. Seedling blight: Sclerotium rolfsii Sacc. IPM for Apple To know the IPM practices for Apple, click here. Source: NIPHM, and Directorate of Plant Protection, Quarantine & Storage