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Title: Immature stages of Spodoptera eridania (Lepidoptera: noctuidae): developmental parameters and host plants.
Authors: MONTEZANO, D. G.
BARROS, N. M. de
Affiliation: Universidade de Caxias do Sul; ALEXANDRE SPECHT, CPAC; DANIEL RICARDO SOSA GOMEZ, CNPSO; UNB; Universidade de Caxias do Sul.
Date Issued: 2014
Citation: Journal of Insect Science, v. 14, n. 1, p. 238, Jan. 2014.
Description: This study aimed to detail the temporal and morphological parameters of the immature stages of southern armyworm Spodoptera eridania (Stoll, 1782) with larvae feed on artificial diet, under controlled conditions (25?±?1°C, 70?±?10% relative humidity and 14-h photophase) and gather information about their larval host plants. The viability of the egg, larval, pupal, and prepupal stages was 97.82, 93.62, 96.42, and 97.03%, respectively. The average duration of the egg, larval, pupal, and pre-pupal stages was 4.00, 16.18, 1.58, and 9.17 d, respectively. During the larval stage, 43.44% of females passed through seven instars, observing that the female's development was significant slower than males. The female larvae that developed through six and seven instars exhibited a mean growth rate of 1.52 and 1.44, respectively. Female pupae were significantly larger, exhibiting faster development than males. The rearing method proved to be adequate, providing more detailed observations of the biological cycle, especially at the larval stage, and resulting in an overall survival of almost 85%. Two hundred two plant species belonging to 58 families are listed as natural hosts for S. eridania, mainly including Asteraceae, Fabaceae, Solanaceae, Poaceae, Amaranthaceae, and Malvaceae.
Thesagro: Lagarta
Praga de planta
NAL Thesaurus: Plant pests
Host plants
Keywords: Caterpillars
ISSN: 1536-2442
Language: en
DOI: 10.1093/jisesa/ieu100
Type of Material: Artigo de periódico
Access: openAccess
Appears in Collections:Artigo em periódico indexado (CNPSO)

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