Also found in: Thesaurus, Encyclopedia, Wikipedia.


Any of various soft-bodied scale insects covered with a white powdery substance, especially of the family Pseudococcidae, some of which are destructive to ornamental and agricultural plants.


(ˈmi liˌbʌg)

any of several scalelike homopterous insects of the families Pseudococcidae and Eriococcidae that are covered with a powdery wax secretion and feed on plants.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.mealybug - scalelike plant-eating insect coated with a powdery waxy secretionmealybug - scalelike plant-eating insect coated with a powdery waxy secretion; destructive especially of fruit trees
coccid insect - scale insects and mealybugs
family Pseudococcidae, Pseudococcidae - scalelike insects: mealybugs
Comstock mealybug, Comstock's mealybug, Pseudococcus comstocki - Asiatic insect introduced accidentally into United States; pest on citrus and apple trees
citrus mealybug, Planococcus citri - feeds on a wide variety of cultivated plants but especially destructive to citrus
References in periodicals archive ?
Lethal and sublethal effects of spirotetramat on the mealybug destroyer, Cryptolaemus montrouzieri.
For example in the citrus mealybug, males are still needed to fertilize females, but the female can eliminate his genes from her son.
Despite these efforts, and the evidence that agro-ecological approaches are the most promising way forward for environmental, social, and economic reasons (for example, the rate of return for biological control of the cassava mealybug in Africa was $247 for every $1 invested, discounted over 20 years; it benefited over 200 million farmers and saved an estimated 20 million lives), agro-ecological research and its dissemination remain grossly underfunded compared with investments in seed breeding.
The Mealybug sucks the trees sap and subsequently the tree dies.
Insecticides used to prevent GWSS establishment in vineyards also control the vine mealybug, which was first found in the Coachella Valley in 1994 and has since spread throughout several grape-growing counties in California, including Kern County in the southern San Joaquin Valley.
This third edition now adds to the above several invasive species, such as glassy-winged sharpshooter, vine mealybug, and Virginia creeper.
Then there are, new pests and pathogens, which were not of concern before, like the mealybug, which destroys complete fields and "leaf streak virus" that are affecting the Bt hybrids.
You should also prepare for attack by mealybug - tiny things that you can spot by their white stickiness on leaves - as well as an invasion of ants and the lily beetle, a scarlet bug that eats pretty much every part of the lily.
Rangaswamy "Muni" Muniappan of Virginia Tech identified the papaya mealybug, which ripped through crops, including papaya, eggplant, and tomato in southern India, causing mold and stunted growth, the Verge reports.
Addis T Biology of enset root Mealybug (Cataenococcus Ensete) Williams and Matileferrero (Homoptera: Pseudococcidae) and its geographical distribution in southern Ethiopia.
Due to changes in cropping patterns, climatic factors, new diseases and pest spectrum such as cotton leaf curl virus (CLCV), Mealybug etc.