Liotta, G., Mineo, G., & Mineo, A. 1971 [Trials of control of Saissetia oleae Bern by Pirimifos-metil (PP 511).] Prove di lotta con pirimifos-metil (PP 511) contro Saissetia oleae Bern.. ATTI Giornate Fitopatologiche 411-418.

Notes: Pirimiphos-methyl (PP 511) is compared with two insecticides, Sevin and Supracide.