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Alligator pepper, Aframomum melegueta (Roscoe) K. Schum, and ginger, Zingiber officinale Roscoe were tested for their efficacy in protecting stored maize cobs (Zea mays L.) against the maize weevil, Sitophilus zeamais Motschulsky, in traditional maize storage barn conditions, from November 2006 to February 2007, and November 2009 to February 2010 in Obudu, Southeast Nigeria. A randomised complete...
Secondary plant compounds are recognised as important components of plant defence system against herbivores and pathogens. Five monoterpenoids, (R)-linalool, 1,8-cineole, (S)-2-heptyl acetate, (S)-2-heptanol and citral, which are natural components of the essential oils of Aframomum melegueta (K. Schum) and Zingiber officinale (Roscoe), were tested at the ratios in which they occur naturally for repellent...
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