Evidence of inhibitory effect of Pseudomonas fluorescens CHA0 and aqueous extracts on tomato plants infected with Meloidogyne javanica (Tylenchida: Heteroderidae)

Effects of Pseudomonas fluorescens L . (jimsonweed) ( Pf ) isolate and the two plant extracts, Datura stramonium and Myrtus communis , were investigated on hatching and juvenile (J 2 s) mortality of Meloidogyne javanica ( Tylenchida: Heteroderidae) under laboratory conditions. After determining the values of LC 30 , LC 50 , and LC 70 of each extract, four leaf stage seedlings of tomato were treated by 20 ml of Pf suspension at a concentration of...