February 2011

Nematicidal effect of Acacia nilotica and Gymnema sylvestris against second stage juveniles of Meloidogyne incognita

  The nematicidal effect of different extracts of Acacia nilotica leaves/seeds andGymnema sylvestre leaves were tested against Meloidogyne incognita larvae at the concentrations of 1, 0.5, 0.25 and 0.125%, up to three days. All extracts showed nematicidal mortality. Nematicidal mortality was 100% with the use of 1% concentration of leaves ethyl alcohol extract of G....

Author(s): Nighat Sultana, Musarrat Akhter, Muhammad Saleem and Yousaf Ali

February 2011

Stoneflies (Insecta: Plecoptera) in Malaysian tropical rivers: Diversity and seasonality

  Adult stoneflies (Plecoptera) were trapped in. light trap from January to December 2008 in Tupah River, Malaysia. Plecoptera was only represented by two families viz., Perlidae and Nemouridae in the study region. Abundance was less but nine species recorded. Abundance of Plecoptera was more affected in the wet seasons especially for the family Nemouridae. N. asperata was a common species...

Author(s): Suhaila, A. H. and Che Salmah, M. R.