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.
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Hispine Pests of Palms
The Hispid palm leaf beetle attacks palm leaf fronds as the name suggests especially those bdontispa the coconut tree. For each treatment, three replicates were conducted.
They graze away the leaf surface in streaks, which are typically parallel to the midrib. An extensive survey of damage to 37, trees showed that B. K, Elaeis guinennsis Jacq. Journal of Stored Products Research.
Metarhizium anisopliae is available in Sri Lanka. Coconut beetle management in Cambodia. Most copulation occurs in the early morning or afternoon.
There is merit in considering the introduction of suitable strains of this parasite from Java or from other countries where they are now established, where B.
The response of B. Proceedings of the Hawaiian Entomological Society, Proceedings of the Hawaiian Entomological Society, An invasive pest Brontispa longissima Gestro Coleoptera: Each segment bears laterally a moderately long process, ventral to the spiracles.
Central Plantation Crops Research Institute. Quarterly report for quarter ending 31 October Regional Office for Asia and the Pacific: An invasive pest Brontispa longissima Gestro Coleoptera: As feeding progresses, the feeding lines merge with each other and the remaining tissue dries up and decomposes.
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Secretariat d’Etat aux Colonies, The results indicated that extracts of C. Young palms in poor growing conditions and under prolonged attack die out. Phytochemicals may serve as suitable alternatives to synthetic insecticides in future because they are relatively safe, inexpensive, and readily available throughout the world.
Biological assessment in quarantine of Asecodes hispinarum Boucek Hymenoptera: Three wasp parasitoids of B. Biological characteristics of Tetrastichus brontispae Ferriere Hymenoptera: The studies also looked into detail counts of different stages of the parasitoid on palms showing Brontispa infestation.
The biology of the Mariana coconut beetle, Brontispa mariana Spaeth, in Saipan and the introduction of parasites from Malaya and Java for its control. Coconut plays a major role in the economy of Maldives directly by providing food bronispa income from coconut products, and indirectly as an important component of the landscape, longissimq tourism plays a key role in the economy.
South Pacific Commission Information Circular, Effects of temperature on Brontispa longissima population growth. Glassman Wu et al.
In young palms, after the rapid emergence of the first few seedling leaves, the fronds are produced less frequently and over the first years of its life a young palm will, brontispx average, produce a new frond only once in every weeks; under adverse conditions the interval may exceed 8 weeks.
The remaining leaves were removed after 24 hours to calculate the insect’s food consumption on a dry weight basis.