Najitha, U., K. Susannamma, and M. Maicykutty P. “Biology and Morphometrics of Root Mealybug Formicococcus Polysperes Williams (Hemiptera: Pseudococcidae) Infesting Black Pepper (Piper Nigrum Linnaeus)”. ENTOMON, vol. 41, no. 4, Dec. 2016, pp. 297-02, doi:10.33307/entomon.v41i4.216.