BIOLOGIE ET NUTRITION DE LA CHENILLE LEGIONNAIRE DAUTOMNE, SPODOPTERAFRUGIPERDA(J.E. SMITH) (LEPIDOPTERA : NOCTUIDAE) SUR CINQ PLANTES HOTESAU BURKINA FASO

- Laboratoire Central dEntomologie Agricole de Kamboinse (LCEAK), Institut de lEnvironnement et de Recherches Agricoles, CREAF de Kamboinse, Departement de Production Vegetale (DPV), 01 BP 476 Ouagadougou, 01 Burkina Faso.
- Centre Universitaire de Dori/ Universite Thomas SANKARA : 12 BP : 417 Ouagadougou 12, Burkina Faso.
- Centre National de la recherche Scientifique et Technologique (CNRST), Institut de lEnvironnement et de Recherches Agricoles (INERA), Departement Environnement et Forets (DEF), 01 BP 476 Ouagadougou, 01 Burkina Faso.
- Departement des Sciences de la Vie et de la Terre, Universite Norbert Zongo, Koudougou, Burkina Faso.
- Institut National de la Recherche Agronomique du Niger (INRAN), BP 240 Maradi, Niger.
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The fall armyworm, Spodoptera frugiperda, is an insect pest that feeds on over 300 species of host plants, causing significant damage. In order to control this pest, it is essential to know its life cycle on its host plants. The aim of this study was to contribute to a better understanding of the biology and feeding preferences of S. frugiperda in choice and non-choice situations on five host plants (maize, millet, sorghum, cowpea and ricin) encountered in Burkina Faso. The results of the biology study showed that S. frugiperda larval development passes through six larval stages on maize and ricin and seven on millet, sorghum and cowpea. The duration of S. frugiperda larval development time was shortest on maize (10.43 ± 0.16 days) and longest on sorghum (19.59 ± 0.50 days). In general, females lived longer than males, between 7.58 and 8.44 days. S. frugiperda fecundity varied significantly according to food substrate, with hatching rates ranging from 97.39 to 99.20%. Results on food preference showed that in both choice and no-choice situations, maize, followed by ricin, were the preferred substrates for stage 1 and 3 larvae.These results can be used for sustainable and effective management of S. frugiperda in Burkina Faso.
[Adama Kabore, Marcellin Yamkoulga, Apolline Sanou, Souleymane Koussoube, Aboubacar Boly, Edouard Drabo, Dimitri W. Wangrawa, Laouali Amadou, Fousseni Traore and Antoine Waongo (2024); BIOLOGIE ET NUTRITION DE LA CHENILLE LEGIONNAIRE DAUTOMNE, SPODOPTERAFRUGIPERDA(J.E. SMITH) (LEPIDOPTERA : NOCTUIDAE) SUR CINQ PLANTES HOTESAU BURKINA FASO Int. J. of Adv. Res. (May). 839-849] (ISSN 2320-5407). www.journalijar.com
Laboratoire Central d’Entomologie Agricole de Kamboinsé (LCEAK), Institut de l’Environnement et de Recherches Agricoles, CREAF de Kamboinsé, Département des Productions Végétales (DPV), 01 BP 476 Ouagadougou, 01 Burkina Faso.
Burkina Faso