2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/39941The O(alpha_s) SUSY QCD corrections to the decays of the MSSM Higgs bosons into bottom quarks and squarks can be very large for large tan beta in the on--shell renormalization scheme. We improve the calculation by a careful choice of the tree-level Higgs boson couplings in terms of running parameters of quarks and squarks.3 pages, 2 figures, Talk given at ICHEP 2000, Osaka, Japan, 27 July - 2 August 2000High Energy Physics - Phenomenologytext