Huffaker, C.B. 1990 2.6.3 Effects of Environmental Factors on Natural Enemies of Armored Scale Insects.. Armored Scale Insects, Their Biology, Natural Enemies and Control [Series title: World Crop Pests, Vol. 4B]. Elsevier Amsterdam, the Netherlands 688 pp.

Notes: Abstract: Abiotic factors are discussed which influence the effectiveness of natural enemies of Diaspididae, including climate-host-natural enemy relationships, temperature, humidity and precipitation, shading and light, pesticides, diapause syndrome and synchronization; biotic factors covered are: host plant influence, host scale insect influences, comparison of host versus climatic influences, subsidiary foods and alternative or alternate hosts, interspecific competition, hyperparasitoids. Keywords: biological control.