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Now showing items 1-10 of 21
Development of an integrated pest management system for vine mealybug, Planococcus ficus (Signoret), in vineyards in the Western Cape Province, South Africa
(Stellenbosch : Stellenbosch University, 2003-03)
ENGLISH ABSTRACT: A survey was conducted in the Western Cape Province during the 1999/2000
and 2000/2001 seasons on mealybugs occurring in vineyards. P/anococcus
ficus (Signoret) was the dominant mealybug in vineyards ...
Carcinops pumilio (Erichson) (Coleoptera: Histeridae) as a predator of house flies in poultry manure
(Stellenbosch : Stellenbosch University, 2004-04)
ENGLISH ABSTRACT: In surveys carried out on poultry farms in the Western Cape Province, South Africa, the
larvae of the flies Musca domestica L., Fannia canicularis (L.) and Leptocera sp. were found
to be numerous. The ...
The biology and management of aerial populations of woolly apple aphid, Eriosoma lanigerum (Hausmann) (Homoptera: aphididae)
(Stellenbosch : Stellenbosch University, 2001-03)
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 ...
Spatial patterns in the microarthropod community associated with Azorella selago (Apiaceae) on the sub-Antarctic Prince Edward Islands
(Stellenbosch : Stellenbosch University, 2006-12)
ENGLISH ABSTRACT: The spatial distribution of animals and plants at different scales is a central theme in
ecology. Knowledge of biodiversity distribution is essential, especially with the current
threat of climate change ...
The sustainable harvesting of non-timber forest products from natural forests in the southern Cape, South Africa : development of harvest systems and management prescriptions
(Stellenbosch : University of Stellenbosch, 2009-03)
ENGLISH ABSTRACT: There is a growing appreciation of the importance of non-timber forest products (NTFPs) and
the role they play in the socio-economic wellbeing of rural communities and other
stakeholders. Harvest systems ...
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 ...
Biology, ecology and management of white wax scale, Ceroplastes destructor Newstead (Hemiptera: Coccidae), on citrus and syzygium
(Stellenbosch : Stellenbosch University, 2000-12)
ENGLISH ABSTRACT: The population density of the white wax scale, Ceroplastes destructor Newstead, has
increased since 1994 in certain areas of Western and parts of Eastern Cape Provinces of
South Africa where citrus is ...
Occurrence, biology, damage potential and management of Heterodera Schachtii (Nematoda: Heteroderidae) in small-scale farming in the Western Cape Province, South Africa
(Stellenbosch : Stellenbosch University, 2003-12)
ENGLISH ABSTRACT: During a survey in the greater Cape Flats Heterodera schachtii was found to be
widespread on cauliflower, Brussels sprouts, beetroot and cabbage. The numbers present
were above two eggs and juveniles ...
Development of a pest management system for table grapes in the Hex River Valley
(Stellenbosch : University of Stellenbosch, 2006-03)
A study was performed to develop a generic pest monitoring system for sampling the
main table grape pests in vineyards in the Hex River Valley, Western Cape Province
of South Africa. The presence of phytophagous and ...
Modelling seed dispersal in restoration and invasions
(Stellenbosch : Stellenbosch University, 2008-03)
Dispersal plays an essential role in determining the distribution of populations of species,
especially species expanding their ranges. Two disciplines are concerned with gaining
understanding of spread of species, namely ...