The biology and management of aerial populations of woolly apple aphid, Eriosoma lanigerum (Hausmann) (Homoptera: aphididae)
Dissertation (PhD)--University of Stellenbosch, 2001. === ENGLISH ABSTRACT: The basic biology of Eriosoma lanigerum (Hausmann) and its natural enemy, Aphelinus mali (Haldeman), was investigated in the Western Cape Province of South Africa. The first instar nymph can be identified by the absence...
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| Format: | Others |
| Language: | en_ZA |
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Stellenbosch : Stellenbosch University
2012
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| Online Access: | http://hdl.handle.net/10019.1/52491 |