Pests of National Significance Insect Pests Leaf eating caterpillar: Spodoptera litura Fab. (Lepidoptera: Noctuidae) Whitefly: Bemisia tabaci Genn (Hemiptera: Aleyrodidae) Stem borer: Scrobipalpa heliopa Low. (Lepidoptera: Gelechiidae) Gram pod borer/bud worm/capsule borer: Helicoverpa armigera Hub. (Lepidoptera: Noctuidae) Tobacco aphid: Myzus nicotianae Black (Hemiptera: Aphididae) Diseases Damping off: Pythium aphanidermatum (Edson) Fitzp, Pythium myriotylum Drechsler Frog eye leaf spot: Cercospora nicotianae Ellis & Everh. Leaf bight: Phytophthora parasitica var. nicotianae Breda de Haa Anthracnose: Colletotrichum tabacum Boning Rhizoctonia leaf spot/Sore shin: Rhizoctonia solani J.G. Kühn Black shank: Phytophthora parasitica var. nicotianae (Edison) Fitzp Fusarium wilt: Fusarium oxysporum var. nicotianae Sherb. Brown spot: Alternaria alternata (Fr.) Keissl Tobacco mosaic disease: Tobacco mosaic virus Tobacco leaf curl disease: Tobacco leaf curl virus Cucumber mosaic disease: Cucumber mosaic virus Tobacco ring spot disease: Tobacco ring spot virus Nematode Root-knot nematode: Meloidogyne spp. (M. icongnita, M. arineria, M. javanica) Weeds Broad leaf Lambs quarter: Chenopodium album L. (Chenopodiaceae) Scarlet pimpernel: Anagallis arvensis L. (Primulaceae) Sweet clover: Melilotus indica (L.) All. (Fabaceae) Fine leaf fumitory: Fumaria parviflora Lam. (Fumariaceae) Corn spurry: Spergula arvensis L. (Caryophyllaceae) Pigweed: Amaranthus viridis Hook. F. (Amaranthaceae) Swine cress: Coronopus didymus (L.) Sm. (Brassicaceae) Black nightshade: Solanum nigrum L. (Solanaceae) Common purselane: Portulaca oleracea L. (Portualacaceae) False amaranth: Digera arvensis Forssk. (Amaranthaceae) Carrot grass: Parthenium hysterophorus L. (Asteraceae) Grasses Blue grass: Poa annua L. (Poaceae) Rabbit/crow foot grass: Dactyloctenium aegyptium (L.) Willd (Poaceae) Crab grass: Digiteria sanguinalis (L.) Scop. (Poaceae) Barnyard grass: Echinochloa crusgalli (L.) Beauv. (Poaceae) Sedges Purple nutsedge: Cyperus rotundus L. (Cyperaceae) Flat sedge: Cyperus iria L. (Cyperaceae) Parasitic Broomrape: Orobanche aegyptiaca L. (Orobanchaceae) Pests of Regional Significance Insect pests Cut worm: Agrotis ipsilon Hufnagel (Lepidoptera: Noctuidae) White grub: Phyllophaga spp. (Coleoptera: Scarabaeidae) Rove beetle: Bledius gracillicornis (Coleoptera: Staphylinidae) Grass hoppers: Acrida exultata, Cyrtacanthacris tartarica, Atractomorpha crenulata (Orthoptera: Acrididae) Cotton mealybug: Phenacoccus solenopsis Tinsley (Hemiptera: Pseudococcidae) Diseases Bacterial wilt: Ralstonia solanacearum Smith Hollow stalk: Erwinia carotovora sub sp. carotovora Jones IPM for Tobacco To know the IPM practices for Tobacco, click here. Source: NIPHM and Directorate of Plant Protection, Quarantine & Storage