Photo 2. Plants showing pink, rolled, leaves typical of pineapple mealybug wilt disease. The ""wilt" symptoms are due to root decay, caused by virus infection.
Photo 3. The two stunted plants in the foreground are showing symptoms of pineapple mealybug wilt disease.
Photo 5. Adult pineapple mealybug, Dysmicoccus brevipes. Note the fringe of waxy filaments around the body.
Dysmicoccus brevipes. A closely related species, the grey pineapple mealybug, Dysmicoccus neobrevipes also occurs. Several viruses in the ampelovirus group are associated with pineapple mealybug wilt disease (see Fact Sheet no. 380), and are spread by these Dysmicoccus species.
AUTHOR Grahame Jackson
Information from Waterhouse DF (1998) Biological control of insect pests: Southeast Asian prospects. ACIAR Monograph no. 51, 548 pp. Canberra; and from CABI (2015) Dysmicoccus brevipes (pineapple mealybug). Crop Protection Compendium. (www.cabi.org/cpc). Photos 1&2 United States National Collection of Scale Insects Photographs, USDA Agriculture Research Service, Bugwood.org. Photos 3&4 United States National Collection of Scale Insects Photographs, USDA Agricultural Research Service, Bugwood.org. Photos 5&6 John Thomas, Department of Agriculture and Forestry, Queensland Government.
Produced with support from the Australian Centre for International Agricultural Research under project PC/2010/090: Strengthening integrated crop management research in the Pacific Islands in support of sustainable intensification of high-value crop production, implemented by the University of Queensland and the Secretariat of the Pacific Community.
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