Fig. 4From: Biological control agents in the integrated nematode management of potato in EgyptLight micrograph of resistant potato tetraploid clone O2T-155.6 reaction to juveniles of Meloidogyne incognita penetration; 10 days after nematode inoculation. a, b, and c show many invasions of nematodes but with dead or no nematode development (Abd-Elgawad et al. 2012)Back to article page