“Effect of the Bio-Agents (Bacillus Megaterium and Trichoderma Album) on Citrus Nematode (Tylenchulus Semipenetrans) Infecting Baladi Orange and”. 2015. Journal of Phytopathology and Disease Management 2 (2): 1-8. https://www.ppmj.net/index.php/ppdj/article/view/25.