Developmental response of the mahogany shootborer, Hypsipyla grandella ( Zeller), to temperature was determined in laboratory trials in Turrialba, Costa Rica. ABSTRACT. The mahogany shoot borer Hypsipyla grandella Zeller is an important economic pest in all American tropical forests, because it prevents. The mahogany shoot borer Hypsipyla grandella (Zeller) is one of the worst neotropical forest pests. Currently there is no control method that.
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These trends also held for each sex. True mahoganies Swietenia spp.
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This results in the reduction of plant growth and timber production Newton et al. A mass of reddish-brown frass intertwined with the insect’s silk protrudes from the tunnel entrance. It can be determined whether a larva is actively boring in a twig by the appearance of the expended frass, as this is compact and relatively light colored when granvella, becoming darker and disintegrating after the larva is no longer feeding Howard Hypsipyla grandella is uncontrollable as forest pest?
Journal of Tropical Forest Science 7: Mahogany shoot borer, Hypsipyla grandella Zelleregg. It is estimated that there are producers that cultivate about 15 thousand hectares of Khaya ivorensis A.
Grandslla University Press is a department of the University of Oxford. The seasonal abundance and feeding damage of Hypsipyla grandella Lepidoptera: Also, the damage to the terminal shoot breaks apical dominance, resulting in excessive lateral branching. Research in resistance of mahoganies to Hypsipyla geandella. This prevents the monoculture establishment of native Meliaceae. Honduras mahogany, or big-leaf mahogany S. The distribution of the mahogany shoot borer coincides with that of its principal host plant species, mahoganies and cedros, found in southern Florida United Statesmost of the West Indies, Sinaloa and southward in Mexico, Central America, and South America, except Chile Griffiths Control of Hypsipyla spp.
The head capsule is brown.
First report of Hypsipyla grandella (Lepidoptera: Pyralidae) on African mahogany Khaya ivorensis
Receive exclusive offers and updates from Oxford Academic. The granxella shoot borer: This pest can attack the plants during the year and one larva per hypxipyla is enough to cause significant damage. Then, this work aimed to report the H. Hosts Back to Top Species of several genera in the botanical family Meliaceae can serve as hosts of the mahogany shoot borer, including CarapaCedrelaGuareaKhayaSwieteniaand Trichilia EntwistleBecker Honduras mahogany, Swietenia macrophylla.
Studies have pointed out that some culture practices may reduce the damages such as pruning the affected branches and lateral shading Hilje and Cornelius, ; Opuni-Frimpong et al.
The mahogany shoot borer: West Indies mahogany S. Population trends and damage patterns of Hypsipyla grandella Lepidoptera: Mahogany shoot borers also attack seed capsules of mahoganies and cedros.
Agricultural and Forest Entomology 6: On the relationship between temperature and rate of development of insects at constant temperatures.
I agree to the terms and conditions. Nine additional species of Hypsipyla have been described. How to cite this article. September 12, ; Accepted: Reduction in damage to mahogany shoot borer and mahogany leaf miner by use of azadirachtin.
Although there has been some interest in such techniques as augmentation of natural enemy populations, biological control of the mahogany shoot borer does not seem a promising option reviewed by Sands and Murphy Thank you for submitting a comment on this article. They are generally laid singly but may sometimes be aggregated into clusters of three to four eggs in or near leaf-axils. Population trends and damage patterns of Hypsipyla grandella Lepidoptera: Ecology and Perspectives on Management.
Their major use is as cabinet woods. A monograph of the neotropical Meliaceae.