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Comparative biology and control of Helicoverpa armigera (Hubner) on some carnation cultivars

By: Material type: TextTextPublication details: Ludhiana 1998Description: 74LSubject(s): DDC classification:
  • 635.933 152 J35C
Summary: The mean incubation period of Helicoverpa armigera varied from 25 to 2.7 days while egg viability varied from 70.1 to 795% on four different cultivars of carnation The total larval period varied from 149 to 153 days The pre-pupal, pupal, pre-oviposition,
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The mean incubation period of Helicoverpa armigera varied from 25 to 2.7 days while egg viability varied from 70.1 to 795% on four different cultivars of carnation The total larval period varied from 149 to 153 days The pre-pupal, pupal, pre-oviposition,

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