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Garlic Pests

Pests of National Significance

Insect and mite pests

  • Onion thrips: Thrips tabaci Lindeman (Thysanoptera: Thripidae)
  • Onion maggot: Delia antiqua Meigen (Diptera: Anthomyiidae)
  • Bulb mite: Rhizoglyphus robini Claparédè (Sarcoptiformes: Acaridae)
  • Eriophyid mite: Aceria tulipae (Keifer) (Prostigmata: Eriophyidae)
  • Red spider mite: Tetranychus cinnabarinus (Boisduval) (Trombidiformes: Tetranychidae)

Diseases

  • Damping off: Pythium spp., Rhizoctonia solani ( Kühn), Fusarium oxysporum (Schlecht), F. oxysporum f. sp. cepae (Schlecht. emend. Snyder & Hansen); Sclerotium rolfsii (Sacc.) & S. cepivorum (Berk ) and Colletotrichum sp
  • Purple blotch: Alternaria porri (Ellis)
  • Stemphylium leaf blight: Stemphylium cesicarium/ vesicarium [(Wallr.) E.G. Simmons]
  • Colletotrichum blight/Anthracnose/Twister disease: Colletotrichum gloeosporioides [(Penz.) Penz. and Sacc]
  • Onion yellow dwarf: Onion yellow dwarf virus
  • Iris yellow spot: Iris yellow spot virus

Weeds

Major Kharif Broad leaf
  • Pigweed: Amaranthus viridis Hook. F. (Amaranthaceae)
  • Swine cress: Coronopus didymus (L.) Sm. (Brassicaceae)
  • Black nightshade: Solanum nigrum L. (Solanaceae)
  • Common purselane: Portulaca oleracea L. (Portulacaceae)
  • False amaranth: Digera arvensis Forssk. (Amaranthaceae)
Grassy
  • Rabbit/Crow foot grass: Dactyloctenium aegyptium (L.) Beauv. (Poaceae)
  • Crab grass: Digiteria sanguinalis (L.) Willd. (Poaceae)
  • Barnyard grass: Echinochloa crusgalli (L.) Scop. (Poaceae)
Sedge
  • Purple nutsedge: Cyperus rotundus L. (Cyperaceae)
  • Flat sedge: Cyperus iria L. (Cyperaceae)
  • Major rabi
Broadleaf
  • Lamb’s quarter: Chenopodium album L. (Chenopodiaceae)
  • Scarlet pimpernel: Anagallis arvensis L. (Primulaceae)
  • Sweet clover: Melilotus indica (L.) All. (Fabaceae)
  • Fine leaf fumitory: Fumaria parvifl ora Lam. (Fumariaceae)
  • Corn spurry: Spergula arvensis L. (Caryophyllaceae)
  • Carrot grass: Parthenium hysterophorus L. (Asteraceae)
Grassy
  • Blue grass: Poa annua L. (Poaceae)
  • Canary grass: Phalaris minor Retz. (Poaceae)
  • Chinese love grass: Eragrostis unioloides (Retz.) Nees. Ex Steud. (Poaceae)
  • Goose grass: Eleusine indica (L.) Gaertner (Poaceae)
Sedge
  • Purple nut sedge: Cyperus rotundus L. (Cyperaceae)

Pests of Regional Significance

Insect pests

  • Gram pod borer: Helicoverpa armigera (Hübner) (Lepidoptera: Noctuidae)
  • Tobacco caterpillar: Spodoptera litura (Fabricius) (Lepidoptera: Noctuidae)
  • Cutworm: Agrotis ipsilon (Hufnagel) (Lepidoptera: Noctuidae)

Diseases

  • Downy mildew: Perenospora destructor (Berkeley) Caspary
  • Fusarium basal rot/ Basal rot: Fusarium oxysporum f. sp. cepae Schlecht (Tamil Nadu)
  • White rot: Sclerotium cepivorum Berk. (Uttar Pradesh)
  • Pink root rot: Phoma (Pyrenochaeta) terrestris (Hansen) Gorenz, Walker & Larson, Fusarium solani (Mart.) Sacc.
  • Black mold: Aspergillus niger Van Tiegham
  • Green mold: Aspergillus fumigatus Fresenius, A. alliaceus Thom & Church
  • Bacterial brown rot/ Slippery skin: Pseudomonas aeruginosa (Schroter) Migula, Pseudomonas allicola Starr and Burk
  • Soft rot: Erwinia carotovora pv. carotovora Jones

IPM for Garlic

To know the IPM practices for Garlic, click here.

Source: NIPHM and Directorate of Plant Protection, Quarantine & Storage



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