Helicoverpa armigeraÂ has recentlyÂ been discovered in South America. Â It has since been tracked spreading into the Caribbean. Â Pest risk modelling has revealed that most of the US crop productionÂ may be at some degree of risk from this pest, which has developed resistance to most pesticides. Â The rapid northward spread in the Americas suggests that it is now a matter of when, rather than if itÂ will invade the USA. Â The pest risk research has been published in PLOSÂ One.
Tag Archives: Biosecurity
Fusarium oxysporum f. sp. cubense Tropical Race 4 has been detected in Queensland, Australia. Â In a blow to lovers of Cavendish bananas, this devastating vascular soil borne disease of bananas has been discovered in Tully, North Queensland, Australia. Â This news is particularly difficult for Queenslanders to accept, as they are affectionately known within Australia […]
Myrtle Rust, caused by Puccinia psidii s.l. has been detected in Tasmania, Australia. Â Also known as Guava or Eucalypt rust, this pathogen has an extremely wide host range, focused on the Myrtaceae. Â There have been a number of pest risk analyses prepared and published by our members. Â One of these indicated that parts of Tasmania […]