Influences of varying host: parasitoid ratios on parasitism of whitefly by three different parasitoid species

Egyptian Journal of Biological Pest Control

Table 3 Function response parameter of parasitoids in Bemisia tabaci nymph

Parasitoids	a	T _h	R ²	Theoretical value
Encarsia sophia	0.0655	0.1936	0.9739	5.1653
En.bimaculata	0.1113	0.2325	0.9852	4.3011
Er. sp. nr. furuhashii	0.1649	0.0737	0.8640	13.5685