Biology:Maruca vitrata

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Short description: Species of moth

Bean pod borer
Sinharaja Forest, Viharahena, Sri Lanka
Scientific classification edit
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Crambidae
Genus: Maruca
Species:
M. vitrata
Binomial name
Maruca vitrata
(Fabricius, 1787)
Synonyms
  • Maruca testulalis Botys bifenestralis
  • Mabille, 1880 Geyer, 1832
  • (Geyer, 1832) Phalaena vitrata
  • Hydrocampe aquitilis Fabricius, 1787
  • Crochiphora testulalis Guérin-Méneville, [1832]

Maruca vitrata is a pantropical insect pest of leguminous crops like pigeon pea, cowpea, mung bean and soybean. Its common names include the maruca pod borer, bean pod borer, soybean pod borer, mung moth, and the legume pod borer. The species was first described by Johan Christian Fabricius in 1787.

It can cause losses of 20–80% on the harvests of cowpeas.[1]

Its feeding sites on plants are flower buds, flowers and young pods. In some cases early instars feed on flower peduncles and young stems.

Methods for control

Biological

Some parasitoids have been shown to serve as a biological control for Maruca vitrata. Parasitoid wasps families include Braconidae and Ichneumonidae; some parasitoid flies in the Tachinidae are also natural enemies of the moth.[2] M. vitrata prefers to lay its eggs on the flowering bodies of the cowpea plant. Efforts have been made to deter M. vitrata from reproducing on the plant ranging from pesticides to a chemical specifically designed to sterilize the moth.[3] Genetically modified cowpeas has been developed to express the cry protein from Bacillus thuringiensis, which is toxic to lepidopteran species, particularly to the pod borer.[4] This technology have benefited farmers by providing greater profitability, higher yields, and reduced pesticide use.[5]

Distribution

Maruca vitrata photographed at night, in West Bengal, India.

Worldwide in the tropics. Asia, Africa, North, South and Central America, the Caribbean, Europe, Australia & Oceania.[6]

References

  1. "fao.org". http://teca.fao.org/fr/node/4529. 
  2. Huang, Chi-Chung; Peng, Wu-Kang; Talekar, N.S. (2003). "Parasitoids and other natural enemies of Maruca vitrata feeding on Sesbania cannabina in Taiwan". Biocontrol 48 (4): 407–416. doi:10.1023/A:1024751300838. Bibcode2003BioCo..48..407H. https://link.springer.com/article/10.1023%2FA%3A1024751300838. 
  3. Osei-Owusu, Jonathan (6 July 2020). "Identification of Semiochemicals from Cowpea, Vigna unguiculata, for Low-input Management of the Legume Pod Borer, Maruca vitrata". Journal of Chemical Ecology 46 (3): 288–298. March 2020. doi:10.1007/s10886-020-01149-7. PMID 31953705. PMC 7142049. Bibcode2020JCEco..46..288O. https://orcid.org/0000-0002-3302-2025. Retrieved 6 July 2020. 
  4. Agunbiade, Tolulope A.; Coates, Brad S.; Datinon, Benjamin; Djouaka, Rousseau; Sun, Weilin; Tamò, Manuele; Pittendrigh, Barry R. (2014). "Genetic Differentiation among Maruca vitrata F. (Lepidoptera: Crambidae) Populations on Cultivated Cowpea and Wild Host Plants: Implications for Insect Resistance Management and Biological Control Strategies". PLOS ONE 9 (3). doi:10.1371/journal.pone.0092072. PMID 24647356. Bibcode2014PLoSO...992072A. 
  5. Nboyine, Jerry A.; Adazebra, Gloria A.; Owusu, Emmanuel Y.; Agrengsore, Philip; Seidu, Ahmed; Lamini, Salim; Zakaria, Mukhtaru; Kwabena, James Y. et al. (2024-12-21). "Field Performance of a Genetically Modified Cowpea (Vigna unguiculata) Expressing the Cry1Ab Insecticidal Protein Against the Legume Pod Borer Maruca vitrata" (in en). Agronomy 14 (12): 3055. doi:10.3390/agronomy14123055. ISSN 2073-4395. Bibcode2024Agron..14.3055N. 
  6. Pestnet.org

Wikidata ☰ Q3296015 entry