The tropical plant family Piperaceae has provided many past and present civilizations with a
source of diverse medicines and food grade spice. The secondary plant compounds that …

In this study, we review the wide range of alternative control methods used to this day to
control the Colorado potato beetle (Leptinotarsa decemlineata Say), the biggest potato pest …

Insecticidal activity of four medicinal plant extracts against Tribolium castaneum (Herbst) (Coleoptera:
Tenebrionidae) Page 1 African Journal of Biotechnology Vol. 5 (10), pp. 936-940, 16 May 2006 …

Sažetak Botanical insecticides are natural compounds with insecticidal properties and their
use in crop protection is as old as agricultural practice. Although they have been in use for …

Many plant essential oils and their terpenoid constituents possess bioactivities including
insecticidal activity, and they sometimes act synergistically when mixed. Although several …

The chemistry of members of the family Piperaceae is of great interest owing to the variety of
biological properties displayed. A survey of structural diversity and bioactivity reveals that …

BACKGROUND Insect chitinases play crucial roles in degrading chitin in the extracellular
matrix, affecting insect development and molting. However, our understanding of the specific …

Extracts from three species of the plant family Piperaceae, Piper nigrum [L.], Piper
guineense [Schum & Thonn], and Piper tuberculatum [Jacq.], were tested for efficacy against …

In the present study, 30 pure monoterpenes were tested for their toxicity against first, second
and third instars larvae and adults of Colorado potato beetle (Leptinotarsa decemlineata …

Phytochemicals have been considered as alternatives for conventional pesticides because
of their low mammalian toxicity and environmental safety. They usually display less potent …