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Abstract

Opuntia stricta (Haw.) Haw (Cactaceae) is invasive in Laikipia County, Kenya, impacting negatively on biodiversity and livelihoods. To control this invasive plant the biocontrol agent Dactylopius opuntiae (Cockerell) (Hemiptera; Dactylopiidae) 'stricta' biotype was released in 2014. A preliminary...

Author(s)
Witt, A. B. R.; Nunda, W.; Makale, F.; Reynolds, K.
Publisher
Springer, Amsterdam, Netherlands
Citation
BioControl, 2020, 65, 4, pp 515-523
Abstract

This article provides a preliminary list of alien plant species in the Serengeti-Mara ecosystem in East Africa. The list is based on broad-scale roadside surveys in the area and is supplemented by more detailed surveys of tourist facilities in the Masai-Mara National Reserve and adjoining...

Author(s)
Witt, A. B. R.; Kiambi, S.; Beale, T.; Wilgen, B. W. van
Publisher
South African National Parks, Pretoria, South Africa
Citation
Koedoe, 2017, 59, 1, pp Art. #1426
Full TextCABI Book Info
Cover for Guide to the naturalized and invasive plants of Laikipia.

The impetus for the development of this Field Guide came about as a result of pleas from the community around the village of Doldol, Laikipia County, to initiate a control programme for Australian prickly pear [Opuntia stricta (Haw.) Haw.; Fabaceae], an invasive plant which was having a dramatic...

Author(s)
Witt, A.
ISBN
2017 CABI (H ISBN 9781786392152)
Type
Book
Abstract

Many cactus species have been introduced around the world and have subsequently become major invaders, inducing social and ecological costs. We recorded the distribution of Opuntia stricta in eastern Africa, and conducted 200 household interviews using semi-structured questionnaires to assess local ...

Author(s)
Shackleton, R. T.; Witt, A. B. R.; Piroris, F. M.; Wilgen, B. W. van
Publisher
Springer, Amsterdam, Netherlands
Citation
Biological Invasions, 2017, 19, 8, pp 2427-2441
Abstract

A description is provided for Meliola opuntiae. Information is included on the disease caused by the organism, its transmission, geographical distribution, and hosts. DISEASE: Meliola opuntiae occurs on living branches and fruits of plants weakened by other factors such as pests or diseases. In...

Author(s)
Rodríguez, M.; Minter, D. W.
Publisher
CAB International, Wallingford, UK
Citation
IMI Descriptions of Fungi and Bacteria, 1998, No. 136, pp Sheet 1357
Abstract

The control of 12 exotic weeds in Southeast Asia by 20 species of introduced arthropods is reviewed. A table listing the arthropods and the weeds affected in 4 countries (Thailand, Malaysia, Indonesia and the Philippines) is presented. It is reported that only 2 of the weed species (Opuntia elatior ...

Author(s)
Ooi, P. A. C.
Publisher
CAB International, Wallingford, UK
Citation
Appropriate weed control in Southeast Asia. Proceedings of an FAO-CAB International workshop, Kuala Lumpur, Malaysia, 17-18 May 1994., 1994, pp 11-17

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