Insecticidal activity of some medicinal plants of Sri Lanka
Autor: | Dsa Wijesundara, B. M. R. Bandara, Veranja Karunaratne, K. A. N. P. Bandara, Chandralal M. Hewage |
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Rok vydání: | 1997 |
Předmět: | |
Zdroj: | Scopus-Elsevier |
ISSN: | 2362-0161 1391-4588 |
DOI: | 10.4038/jnsfsr.v25i3.5028 |
Popis: | A wide range of solvent extracts prepared from different parts of Sri Lankan medicinal plants (101 extracts from 55 plants) were evaluated for insecticidal activity on the groundnut aphid, Aphis craccivora Koch. and the diamond back moth, Plutella xylostella (L). Of the 94 plant extracts tested for insecticidal activity againstAphis craccivora Koch., Celtiscinnamomea, Cestrum aunmticum, Costusspecious, Curcumazedoaria, Hortoniaangustifolia Ocimum gratissimum, Pleiospermium alatum and Zingiber zerumbet reported signifi- cantly high mortality (56-90%). Of the 23 extracts tested for activity against P. xylostella, only Cestrum aurantiacum, Hortonia angustifolia, Pleiospermium alatum, Curcuma zedoaria showed insecticidal activity, low pupation, adult emergence and anti-feedant activity. |
Databáze: | OpenAIRE |
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