Pests of National Significance Insect and mite pests Spiralling whitefly: Aleurodicus dispersus Russell (Hemiptera: Aleyrodidae) Cassava whitefly: Bemisia tabaci (Gennadius) (Hemiptera: Aleyrodidae) White mussle scale/ tapioca scale : Aonidomytilus albus (Cockerell) (Hemiptera: Diaspididae) Thrips: Retithrips syriacus Mayet (Thysanoptera: Thripidae) Papaya mealybug: Paracoccus marginatus Williams & Granara de Willink (Hemiptera: Pseudococcidae) Cassava mealybug: Pseudococcus filamentosus Cockrell (Hemiptera: Pseudococcidae) Termites: Odontotermes spp. (Isoptera: Termitidae) White grub: Leucopholis coneophora Burm (Coleoptera: Scarabaeidae) Tetranychid spider mites : Tetranychus telarius (Linnaeus) (Acarina: Tetranychidae). Tetranychus neocaledonichus Andre, Eutetranychus orientalis Klein, Oligonychus biharensis Hirst. Diseases Cassava mosaic disease: Indian cassava mosaic virus (ICMV) Brown leaf spot: Cercospora henningsii Allescher. Cassava tuber rot: Phytophthora palmivora Butler Weeds Broadleaf weeds Spiny amaranth: Amaranthus spinosus L. (Amaranthaceae) Common purselane: Portulaca oleracea L. (Portualacaceae) Red spiderling: Boerhavia diffusa L. (Nyctaginaceae) Benghal dayflower: Commelina benghalensis L. (Commelinaceae) 3.5 Goat weed: Ageratum conyzoides L. (Asteraceae) Coat buttons: Tridax procumbens L. (Asteraceae) Grassy weeds Crowfoot grass: Dactyloctenium agegyptium L. (Poaceae) Congon grass: Imperata cylindrica L. (Poaceae) Sedges Purple nutsedge: Cyperus rotundus L. (Cyperaceae) Flat sedge: Cyperus iria L. (Cyperaceae) IPM for Tapioca To know the IPM practices for Tapioca, click here. Source: NIPHM, Directorate of Plant Protection, Quarantine & Storage