TY - SER AU - Peres,M.A. AU - Lana,U.G.de P. AU - Loguercio,L.L. TI - PCR analysis of phytoplasma associated with maize bushy stunt disease in tropical maize genotypes cultivated in southeastern Brazil KW - MILHO KW - DOENÇA DE PLANTA KW - ENFEZAMENTO KW - MELHORAMENTO VEGETAL ER -