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Michel Lecoq, Sukirno, Drought and an Exceptional Outbreak of the Oriental Migratory Locust, Locusta migratoria manilensis (Meyen 1835) in Indonesia (Orthoptera: Acrididae), Journal of Orthoptera Research, No. 8 (Nov., 1999), pp. 153-161
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Lecoq et al. (1999) studied this question.
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