Аннотация:The electron bunches with high energy and charge may be generated in low dense plasma via different mechanisms of laser acceleration. In this paper we present the experimental research and numerical simulations of the possibility of generation MeV electrons at an intensity around 10 18 W/cm2 in an undercritical pre-plasma, formed by additional nanosecond laser pulse with controlled parameters onto the surface of solid targets. The effect may be attributed to the parametric plasma wave excitation.