Population fluctuations of oystershell scale insect, Lepidosaphes ulmi (L.) (Homoptera: Diaspididae) on certain olive varieties and the factors affecting its population. J. Phytopathol. Dis. Manag. 2020;7(1):43-53. Accessed October 15, 2026. https://jppdm.org/index.php/ppdj/article/view/196