海南省椰子病虫害的监测与调查

Monitor and survey of pest insects and deseases of coconut trees in Hainan

通过近2年来对海南省椰子作物病虫害的野外监测、调查和室内鉴定的结果表明,目前在海南省椰子作物上发生的病虫共有37种,其中害虫30种,病害7种。主要病虫种类包括椰心叶甲(BrontispalongissimaGestro)、红棕象甲(Rhynchophorus ferrugineus Fabricius)、二疣犀甲(Oryctes rhinocerosL.)、椰花四星象甲(Diocalandra frumenti Fabricius)、红脉穗螟(Tirathaba rufivena Walker)、椰子泻血病〔Ceratocystis para-doxa(Dade)Mor〕、椰子灰斑病(Pestalotia palmarum Cooke)、椰子芽腐病(Phytophthora palmivora Butler)和椰子干腐病(Paecilomyces varioti Bainier)等,其中椰心叶甲、红棕象甲、二疣犀甲、椰花四星象甲和椰子泻血病对海南椰子树危害最为严重,应重点予以防控。

Tnc pest insects and deseases of coconut trees in Hainan Province were monitored and investigated in the field and identified in laboratory in recent two years. The result showed that a total of thirty species of coconut pest insects and seven species of deseases were found, of which Brontispa ＇longissima Gestro, Rhynchophorus ferrugineus Fabricius, Oryctes rhinoceros L. , Diocalandra frumenti Fabricius, Tirathaba rufivena Walker, Ceratocystis paradoxa （Dade） Mor and Pestalotia palmarum Cooke are currently major pests in the Island, especially the formor 5 pest species, should be paid attention to control.