BRONTISPA LONGISSIMA PDF
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):||12 July 2006|
|PDF File Size:||9.21 Mb|
|ePub File Size:||5.32 Mb|
|Price:||Free* [*Free Regsitration Required]|
Kalshoven provided biological and ecological information based on the work of Franssen and Mo in Indonesia. Ari Atoll Fenfushi Hulhule Is.
Bulletin of Entomological Research Attempts to establish this parasite in brontlspa Java between andand in central Java inwere unsuccessful Rao et al. Coastal coconut palms on small uninhabited islands were surveyed from the boat with a high powered binocular for signs of characteristic pest damage. The coconut beetle attacks unopened young fronds; as the spear unfurls the beetle moves on to other palms brontjspa the brontiwpa emerging spear; it does not attack leaves that are already emerged.
Brontispa longissima Gestro Summary: International protocols for importing biological control agents were strictly followed. There is a preoviposition period of months and or more eggs may be laid.
Annals of the Entomological Society of America, 2: At present, it has spread to cause damage in Hainan, Guangdong, Taiwan and Hongkong. In addition to their production of defensive substances with co—evolutionary origins Kessler ; Nina longissuma Consuelotheir botanical extracts are generally considered to be safe for human and animals, and have a variety of control mechanisms Sivagnaname Finally, after 1, 3, 5, and 7 days, the treatment effects were assessed by counting the number of surviving specimens.
Brontispa longissima (coconut hispine beetle)
Biological activity of the essential oil from the leaves of Piper sarmentosum Roxb. Effect of different extracts to egg hatchability of Brontispa longissima, assessed in laboratory with a dipping test.
Alafua Agricultural Bulletin, 5 4: The life cycle of T. Monthly spraying of young coconuts with permethrin is also advocated in Western Samoa Hollingsworth et al. Hosts Brontispa castaneipennis feeds on Cocos nucifera L.
Bulletin of Entomological Research, Chemical control is not practicable in some coconut farms due to the height of the plants.
The pests of some cultivated plants in Netherlands New Guinea. It directly affected the development of agriculture, forestry, and travel industry.
The larvae that had molted into pupa were scored as alive.
Brontispa | Hispine Pests of Palms
The head bears three processes, one median and one on each side. The pesticide is applied to the central spike of the palm.
International Journal of Agriculture Sciences. After raising their awareness of the pest, attendees developed action plans aimed at dealing with the current situation and in the development of longer term strategies for preventing similar problem in the future. Secretariat d’Etat aux Colonies, They always live in the still-folded leaflets and longisima outside only to infest the nearby palms or for mating.
Pests and diseases of the coconut palm. Biocontrol potential of Metarhizium anisopliae against Coconut beetle, Brontispa longissimaOmonrice Chemical Longisisma Due to the variable regulations around de- registration of pesticides, we are for the moment not including any specific chemical control recommendations. All farmers benefit from the biological control strategy.
Hispine Pests of Palms
As the spear unfurls, it moves on to its next victim. Sri Lanka grows coconut as a main plantation crop.
Observations on the life history of the Mariana coconut beetle, Brontispa mariana Spaethand the introduction of parasites for its control. There are less bright surfaces that reflect sunlight. All extracts tested decreased the hatchability of B.
There was a problem providing the content you requested
Destruction of young leaf spike tissues restricts growth for a long time and heavy attack may cause death. After drying, sets of 30 different instar larvae or adults of B. Eulophidaea parasitoid of Brontispa longissima Gestro Coleoptera: