Hispid beetles Brontispa longissima are palmivorous insects (Creighton , Lever , in He et al. /06). The larvae and adults are. The coconut hispid beetle Brontispa longissima (Gestro) was accidentally introduced into Western Samoa in Consequently in several beneficial . PDF | On May 1, , Mario Navasero and others published The Coconut Leaf Beetle, Brontispa longissima (Gestro) (Chrysomellidae.
|Published (Last):||26 December 2007|
|PDF File Size:||4.55 Mb|
|ePub File Size:||11.8 Mb|
|Price:||Free* [*Free Regsitration Required]|
Its impact on tropical and subtropical cropping systems can be severe. Brontispa palauensis feeds on Cocos nucifera L. Prohibition of the movement of host palm seedlings including ornamental palms and potential habitat material, including palm produce eg: The shortest mean generation time This follows international protocols to ensure that the only the desired species is imported and used lingissima mass rearing in the recipient country.
Symptoms Top of page Both adults and larvae damage the leaflets of young unopened fronds.
This procedure must be conducted over a large area at one time to reduce re-infestation from neighbouring palms and must be repeated fairly often to be effective. Development oongissima completed at the effective cumulative temperature of Establishment of Tetrastichus brontispae Ferr.
Biological Control of Brontispa longissima in Western Samoa: Applied Entomology and Zoology 45 1: Pests, diseases and ailments of Australian plants with suggestions for their control. Longissimq and other fauna associated with plants, with botanical accounts of plants.
Sevin has to be applied to the palm by pouring a considerable amount of chemical into the cut palm frond.
Three wasp parasitoids of B. Two field trials of microbial control of B. Introduction The genus Brontispa Sharp Coleoptera: Biocontrol potential of Metarhizium anisopliae against Bronfispa beetle, Brontispa longissimaOmonrice Cultural Control A surgical method of control has been attempted in the Solomon Islands; this involved cutting out and destroying the central unopened frond which harbours the pest Brown and Green, Introduction The coconut hispine beetle, Brontispa longissima Gestro Coleoptera: It may diffuse into the higher latitudinal provinces according to the latitude, climate, and host distribution analyses.
Proceedings of the Zoological Society of London B It is thought to be a predator and many individuals are capable of killing a newly moulted adult Brontispa Waterhouse and Norris, The programme also involves a Brontispa reporting mechanism. Pests of crops in Indonesia. Chinese Journal of Applied Ecology 16 Seventeen species have been reported feeding on various palms Staines The rate of frond production gradually longiissima up after the palm is about 5 years old, and, by the time it is years old, the palm will be producing new fronds at the normal interval of one every weeks.
The pest has been reported in Maldives Island very recently Anon c.
However, the importation of coconuts and coconut planting materials from any country is prohibited by law. The pesticide is applied to the central spike of the palm.
There was a problem providing the content you requested
Furthermore, all extracts used showed antifeedant effects, which indicated the various uses of botanical extract in B. Department of Agriculture, Fisheries and Forestry.
Of major international concern, however, was the significant risk of the pest spreading to nearby countries such as India and Sri Lanka. Biological control of the coconut hispid and a survey of fruit flies in American Samoa. Integrated control of coconut hispid beetle Brontispa longissima Gestro in the Maldives, In: This beetle was accidentally introduced in and brought under control with the introduction and establishment of two parasite species.
The total life cycle is from 5 to 9 weeks.
Brontispa longissima (coconut hispine beetle)
The application of fungicide resistant entomopathogenic green muscardine fungus in Taiwan: Brontuspa and Zoology Tokyo Control of Diaphorina citri in Taiwan with imported Tetrastichus radiatus. Sri Lanka grows coconut as a main plantation crop. Journal of Science and Development 7 2: Occurrence and control of coconut leaf beetle in China. Liyanage M de S.
The remaining leaves were removed after 24 hours to calculate the insect’s food consumption on a dry weight basis. In particular, the extract of M.
Report of the expert consultation on coconut beetle outbreak in APPPC member countries
Lifecycle Stages Eggs are laid in the still-folded leaflets of both young and mature coconut palms. Brontispa attacks palms of all ages, although it is most damaging to young palms in nurseries and for the first years after planting out in the field, especially in dry areas. An analysis based on the data of air temperature over the years in Guangdong area suggested that all stages of the pest longissim survive in winter in most of Guangdong, but mainly were adults and pupae due to its biological character.
Outbreaks of Brontispa occur quite regularly in east Java, especially near Blitar, where about 55, trees were damaged in three districts during the dry season of Three replicates of each treatment were conducted, and all replications were performed at the same time.