Root-knotting nematodes are found in vineyards and associated with grapevine decline. This study aimed to evaluate the resistance of four new hybrids, obtained by crossing Vits labruscana rotundifolia (IBRE 421, IBBT 481, IBRK 504 IBMG 631), Meloidogyne javanica. also evaluated three rootstocks (IAC 766, Paulsen 1103, VR 043- 43), widely used showing levels M. The plants were from cuttings, the...