Rearing of Phenacoccus manihoti P. manihoti larvae obtained from cassava plantation. Then the larvae infested cassava plants were grown in a plastic cup (height 16 cm, diameter 10 cm) in laboratory conditions.
1. Long larva stage P. ramburi: from the rearing of predators taken 20 samples of P. ramburi, to determine the long period of 1st instar, 2nd instar, and 3rd instar of larvae.