Skip to main content


APRD Survey

Dear Users:

We value your contribution to and use of the Arthropod Pesticide Resistance Database (APRD).

The APRD Team is conducting a Survey to gauge users experiences, our objective is to determine how the database enhances research, and to allow for users to provide feedback, suggestions and requests for potential improvements. Please take the anonymous survey using this link: Link to Survey

Thank you for your Participation,
David Mota-Sanchez
Arthropod Resistance Database Director


Reported Resistance Case(s)

Species: laodelphax striatellus

Order Family Common Name(s) Group Host
homoptera delphacidae small brown planthopper AG rice

Active Ingredient: fenitrothion

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP CAS #: 122145 Shaugnessy Code: 105901

Resistance Case(s)

Case Id Year of Report Type of Resistance Location Reference
G4907 1987 Field Evolved Resistance
South Korea Lee, D. H., Kim, D. K., Jung, Y. T. and Chung, G. S. (1987). Studies on the insecticide resistnace of small brown planthopper (Laodelphax striatellus Fallen) in Yeongnam area (Korea).. Res. Rep. Rural Dev. Adm. (Suweon), 29 272-276.
G888 1965 Field Evolved Resistance
Japan Kimura, Y. (1965). Resistance to malathion in the smaller brown planthopper, Laodelphax striatellus Fallen.. Jpn. J. Appl. Entomol. Zool., 9 251-58.
*The population was created solely by selection and/or genetic manipulation.
**The population was selected further in the laboratory after collection.