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Biology of subterranean populations of woolly apple aphid, Eriosoma lanigerum (Hausmann)(Homoptera:Aphididae), in apple orchards
(Stellenbosch : Stellenbosch University, 2000-03)
ENGLISH ABSTRACT: A study was made of the basic biology of subterranean Eriosoma
lanigerum (Hausmann) populations in apple orchards in the Western Cape
Province of South Africa.
The absence of cornicles and the presence ...
Efficacy of entomopathogenic nematodes and fungi as biological control agents of woolly apple aphid, Eriosoma lanigerum (Hausmann) (Hemiptera: Aphididae) under South African conditions
(Stellenbosch : Stellenbosch University, 2016-03)
ENGLISH ABSTRACT: The woolly apple aphid (WAA), Eriosoma lanigerum (Hausmann) is an important pest of apples, (Malus domestica Borkh.). Severe infestations by WAA can lead to colonies near spurs that can deposit honeydew ...