Reported Resistance Case(s)

Species: phenacoccus solenopsis

Order	Family	Common Name(s)	Group	Host
homoptera	pseudococcidae	cotton mealybug	AG	cotton, ornamentals, vegetable crops

Active Ingredient: chlorpyrifos

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 2921882	Shaugnessy Code: 59101

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G17492	2015	Lab selected after field-evolved resistance**	Pakistan-- Multan	Afzal, M.B.S., Ijaz, M., Farooq, Z., Ali Shad, S., and Abbas, N. (2015). Genetics and preliminary mechanism of chlorpyrifos resistance in Phenacocus solenopsis Tinsley (Homoptera: Pseudococcidae). Pesticide Biochemistry and Physiology, 119 42-47.
G19087	2016	Field Evolved Resistance	Pakistan-- Punjab-- Gujranwata	Ahmad, M. and Akhtar, S. (2016). Development of resistance to insecticide in the invasive mealybug Phenacoccus solenopsis (Hemiptera: Pseudococcidae) in Pakistan. Crop Protection, 88 96-102.
G19088	2016	Field Evolved Resistance	Pakistan-- Punjab-- Faisalabad	Ahmad, M. and Akhtar, S. (2016). Development of resistance to insecticide in the invasive mealybug Phenacoccus solenopsis (Hemiptera: Pseudococcidae) in Pakistan. Crop Protection, 88 96-102.
G19086	2016	Field Evolved Resistance	Pakistan-- Punjab-- Gujrat	Ahmad, M. and Akhtar, S. (2016). Development of resistance to insecticide in the invasive mealybug Phenacoccus solenopsis (Hemiptera: Pseudococcidae) in Pakistan. Crop Protection, 88 96-102.
G16477	2014	Field Evolved Resistance	Pakistan-- Punjab-- Multan	Saddiq, B., Shad, S. A., Ali Khan, H. A., Aslam, M., Ejaz, M., and Afzal, M. B. S. (2014). Resistance in the mealybug Phenacoccus solenopsis Tinsley (Homoptera: Pseudococcidae) in Pakistan to selected organophosphate and pyrethroid insecticides. Crop Protection, 66 29-33.
G19085	2016	Field Evolved Resistance	Pakistan-- Punjab-- Lahore	Ahmad, M. and Akhtar, S. (2016). Development of resistance to insecticide in the invasive mealybug Phenacoccus solenopsis (Hemiptera: Pseudococcidae) in Pakistan. Crop Protection, 88 96-102.
G19084	2016	Field Evolved Resistance	Pakistan-- Punjab-- Faisalabad	Ahmad, M. and Akhtar, S. (2016). Development of resistance to insecticide in the invasive mealybug Phenacoccus solenopsis (Hemiptera: Pseudococcidae) in Pakistan. Crop Protection, 88 96-102.
G19082	2016	Field Evolved Resistance	Pakistan-- Punjab-- Chiniot	Ahmad, M. and Akhtar, S. (2016). Development of resistance to insecticide in the invasive mealybug Phenacoccus solenopsis (Hemiptera: Pseudococcidae) in Pakistan. Crop Protection, 88 96-102.
G19083	2016	Field Evolved Resistance	Pakistan-- Punjab-- Faisalabad	Ahmad, M. and Akhtar, S. (2016). Development of resistance to insecticide in the invasive mealybug Phenacoccus solenopsis (Hemiptera: Pseudococcidae) in Pakistan. Crop Protection, 88 96-102.
G19081	2016	Field Evolved Resistance	Pakistan-- Punjab-- Faisalabad	Ahmad, M. and Akhtar, S. (2016). Development of resistance to insecticide in the invasive mealybug Phenacoccus solenopsis (Hemiptera: Pseudococcidae) in Pakistan. Crop Protection, 88 96-102.

*The population was created solely by selection and/or genetic manipulation.
**The population was selected further in the laboratory after collection.