January 2009

Biocontrol of wilt disease complex of pigeon pea (Cajanus cajan (L.) Millsp.) by isolates of Pseudomonas spp.

  Biocontrol of wilt disease complex of pigeon pea, caused by Meloidogyne incognita, Heterodera cajani and Fusarium udum, was studied using 21 isolates of fluorescent Pseudomonads isolated from pathogen suppressive soils. The isolates Pf 718, Pf 719 and Pf 736 of Pseudomonas fluorescens and Pa 737 of P. aeruginosa caused 79, 84, 87 and 93% reductions in hatching...

Author(s): Z. A. Siddiqui and U. Shakeel

January 2009

Bactericidal activity of Pistacia atlantica. Desf mastic gum against certain pathogens

  The hydro-distilled essential oils from the exudates of Pistacia atlantica. Desfstems have been tested against three bacteria (Escherichia coli, Staphylococcus aureus and Streptococcus pyogenes) using three different methods (agar disc diffusion method, minimal inhibitory concentration and Maruzella method, and showed antimicrobial activity against all these...

Author(s): Bachir Raho Ghalem and Benali Mohamed