• Bioecology ofZaniothrips ricini Bhatti (Panchaetothripinae: Terebrantia: Thysanoptera) — A new thrips pest of castor (Ricinus communis: Euphorbiaceae)

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    • Keywords


      Bioecology; thrips pest; Ricinus communis ; Zaniothrips ricini

    • Abstract


      Studies onZaniothrips ricini relating to sexual and parthenogenetic reproduction, life cycle, soil pupation, effect of RH and temperature on pupation as well as the three types of migration (i) plant to soil (ii) soil to plant (iii) plant to plant and within plants are discussed. Periodicity of infestation on the castor plant as well as the alternative hostsDatura stramonium andCalotropis gigantean have also been highlighted. The roles of the mantid predatorHaldwania lilliputana and the larval parasiteCeranisus menes are also indicated.

    • Author Affiliations


      A Mohan Daniel1 N Suresh Kumar1 N Bakthavatsalam1

      1. Entomology Research Institute, Loyola College, Madras - 600 034, India
    • Dates


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