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  1. No Access

    Article

    Overseas migration of the common cutworm, Spodoptera litura (Lepidoptera: Noctuidae), from May to mid-July in East Asia

    Spodoptera litura (Fabricius) males were monitored with sex-pheromone traps from spring to early summer in 1999, 2002, 2003, 2009, and 2010 in four regions in East Asia: western Japan, South Kore...

    Sumio Tojo, Masasuke Ryuda, Takeshi Fukuda… in Applied Entomology and Zoology (2013)

  2. Article

    Open Access

    Genetic variations in the pre-feeding and pre-oviposition periods among four pure lines in the brown planthopper, Nilaparvata lugens (Hemiptera: Auchenorrhyncha:Delphacidae)

    In the brown planthopper, Nilaparvata lugens Stål, traits related to ovarian development were compared among four pure lines predominantly expressing the designated characteristics: blackish short-winged (BS), ye...

    Makoto Inada, Sunao Morooka, Kyo Itoyama, Sumio Tojo in Applied Entomology and Zoology (2011)

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  3. No Access

    Article

    Genetic variation in developmental times among four pure lines exhibiting specific wing form and body color in the brown planthopper, Nilaparvata lugens (Hemiptera: Auchenorrhyncha)

    Developmental times were compared among four pure lines of wing-dimorphic Nilaparvata lugens generated by successive selections for the following designated characteristics: blackish short-winged (BS), blackish l...

    Sunao Morooka, Yukari Tanaka, Sumio Tojo in Applied Entomology and Zoology (2011)

  4. No Access

    Article

    Selective Foraging Behavior in Nest-Provisioning Females of Parastrachia japonensis (Hemiptera: Cydnidae): Cues for Preferred Food

    Females of Parastrachia japonensis (Hemiptera: Cydnidae) provision nymph-containing nests with drupes of the single host tree, Schoepfia jasminodora (Rosidae: Santales). P. japonensis feeds on the endosperm of t...

    Shintaro Nomakuchi, Lisa Filippi, Sumio Tojo in Journal of Insect Behavior (1998)

  5. No Access

    Article

    A report of progressive provisioning in a stink bug,Parastrachia japonensis (Hemiptera: Cydnidae)

    The majority (75%) of femaleParastrachia japonensis (Hemiptera: Cydnidae), while caring for 1st and 2nd instar nymphs, foraged for and provisioned nests with drupes of the host plant,Schoepfia jasminodora (Olacac...

    Lisa Tsukamoto, Sumio Tojo in Journal of Ethology (1992)