2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/13721Using a time-dependent Galactic Cosmic Ray flux proportional to the halo Star Formation Rate and including astration and neutrino-induced nucleosynthesis, we have studied the evolution of lithium, beryllium and boron in the halo. Our results set limits to the production of LiBeB by the neutrino-induced nucleosynthesis in massive stars, in order to reproduce the observed constancy of Be/Fe and B/Fe ratios, the lithium plateau and the isotopic ratios evolution.latex 6 pages, 7 figures (Modified text content and figures). To appear in the Proceedings of the "Workshop on LiBeB, Cosmic Rays and Gamma-Ray Line Astronomy" (PASP)Astrophysicstext