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Papaya Pests

Pests of National Significance

Insect pest and mites

  • Mealybug: Paracoccus marginatus Williams & Granara de Willink (Hemiptera: Pseudococcidae)
  • Grasshopper: Poecilocerus pictus Fab (Orthoptera: Pyrgomorphidae)

Diseases

  • Stem or Foot or Collar rot: Pythium spp. Phytophthora spp., Rhizoctonia spp.
  • Papaya ring spot disease: Papaya Ring Spot Virus
  • Papaya mosaic disease: Papaya mosaic virus (Potex virus)
  • Anthracnose: Gloeosporium papayae P Henn / Colletotrichum gloesporioides (Penz.) Penz. &. Sacc
Postharvest diseases
  • Anthracnose: Gloeosporium papayae P Henn
  • Rhizopus rot: Rhizopus stolonifer (Ehrenb.: Fr.) Vuill.
  • Fruit rot: Alternaria alternata (Fr.) Keissl.
  • Phomopsis rot: Phomopsis caricae-papayae Petr. & Cif.
  • Stem end rot: Botryodiplodia theobromae Leavitt and Munnecke (Lasiodiplodia theobromae)

Nematodes

  • Reniform nematode: Rotylenchulus reniformis Linford and Oliveira (Tylenchida: Hoplolaimidae)

Weeds

Grasses
  • Large crabgrass: Digitaria sanguinalis L.(Scop.) (Poaceae)
  • Yellow foxtail: Setaria glauca (L.) P. Beauv. (Poaceae)
  • Goosegrass: Eleusine indica (L.) Gaertner. (Poaceae)
  • Bermuda grass: Cynodon dactylon (L.) Pers. (Poaceae)
Broad leaf
  • Carrot grass: Parthenium hysterophorus L. (Asteraceae)
  • Coat buttons: Tridax procumbens L. (Fabaceae)
  • Yellow spider flower: Cleome viscosa L. (Capparidaceae)
  • Asthma herb/Spurge: Euphorbia hirta L. (Euphorbiaceae)
  • Cock's comb: Celosia argentea L. (Amaranthaceae)
  • Pigweed: Amaranthus viridis Hook. F. (Amaranthaceae)
  • Goat weed: Ageratum conyzoides L. (Asteraceae)
Sedge
  • Purple nutsedge: Cyperus rotundus L. (Cyperaceae)
  • Flat sedge: Cyperus iria L. (Cyperaceae)
  • Umbrella sedge: Cyperus difformis L. (Cyperaceae)

Birds

  • Jungle crow: Corrus macrocercus culminates wagker (Passeriformes: Dicruridae)
  • Myna: Acridotheres tristis L. (Passeriformes: Sturnidae) 5.3. Roseinged parakeet: Psittacula krameri (Psittaciformes: Psittacidae)

Pest of Regional Significance

Insect pests

  • Cotton whitefly: Bemisia tabaci Gennadius (Hemiptera: Aleyrodidae)
  • Scale insect: Aspidiotus destructor Signoret (Homoptera: Diaspididae)
  • Aphid: Aphis gossypii Glover, Myzus persicae Sulzer (Hemiptera: Aphididae)
  • Fruit fly: Bactrocera diversus Coquillett, B. cucurbitae Coquillett (Diptera: Tephritidae)
  • Grey weevil: Myllocerus viridans (Coleoptera: Curculionidae)
  • Stem borer: Dasyses rugosellus

Diseases

  • Damping off of seedling: Pythium spp. Phytophthora spp., Rhizoctonia spp.
  • Powdery mildew: Oidium caricae F. Noack
  • Papaya leaf curl disease: Papaya leaf curl virus

Nematode

  • Root-Gall Nematode: Meloidogyne incognita

IPM for Papaya

To know the IPM practices for Papaya, click here.

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



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