Nature of resistance to Meloidogyne incognita in cowpea, Vigna unguiculata

Resumen

The nature of root-knot nematode, Meloidogyne incognita (Kofoid et White) Chitw., resistance in two cowpea, Vigna unguiculata (L.) Walp., selections IC 9642-B and TVU 2430-P was associated with reduced juvenile penetration, root galling, egg mass production and fecundity; delayed development of juveniles to the adult female stage coupled with high concentration of magnesium.