International Sugar Journal

Biological control of Chromolaena odorata: Pareuchaetes insulata spreads its wings* [Full subscriber]

Abstract Populations of the leaf-feeding moth Pareuchaetes insulata from Florida (USA), Jamaica and Cuba were mass-reared by the South African Sugarcane Research Institute (SASRI) and released extensively in KwaZulu-Natal (KZN) province of South Africa from 2001-2009 for biological control of the invasive shrub Chromolaena odorata. Establishment was first confirmed in 2004, at only a single site, near Umkomaas just south of Durban, at which the Florida population had been last released nearly two years earlier. A population outbreak and range expansion occurred during 2006, followed by a decline to a much lower level. Annual monitoring from 2006-2013, along a 100…

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