A network that helps people worldwide obtain rapid advice and information on crop protection, including the identification and management of plant pests.
PestNet is a network that helps people worldwide obtain rapid advice and information on crop protection, including the identification and management of plant pests. It started in 1999. Anyone with an interest in plant protection is welcome to join. PestNet is free and is moderated, ensuring that messages are confined to plant protection.
Pests > Pest Management > Quarantine > Import risk assessments > Risks, pineapples to Norway, mealybugs, Antigua
July 2011. A problem in Antigua in a plot of Antigua black pineapple in the southeastern end of the island. The crop is destined for export to Norway, and recommendations for approved pesticides and application rates is being sought. There is also numerous black ants, these have not being identified, but are moving among the mealybugs. The plants also show signs of wilting. They were planted 12 months ago and are just staring to flower, and some plots have young fruit. The crop is rainfed; soil type is a loam, with a slightly acidic pH.
A Guide is available for the Cartibbean: Robin G, Pilgrim, R, St. Luce M (2007) Sustainable Production of Export Grade Pineapple in Dominica. CARDI, PSC# DO/003/04, ISBN: 978-617-013-4
A member involved with Jatropha cultivation in Cambodia also agreed that black ants are a problems, and carry mealybugs around. Removal of the ants is the first priority. Mice gum around the tree was recommneded, preventing the ants from climbing the stems or trunks. When that is done, natural control by fungi or parasitoids usually follows. Ants were also said to be a problems in bamboo cultivation, te black motre than the red, as it was more difficult to find thier nests.