TY - SER AU - Barbosa,M.L. AU - Silva,T.G.F.da AU - Zolnier,S. AU - Silva,S.M.S.e AU - Ferreira,W.P.M. TI - Environmental variables influencing the xpression of morphologial characteristics in clones of the forage cactus KW - PALMA FORRAGEIRA KW - ANALISE ESTATISTICA KW - VARIAÇÃO SAZONAL KW - METEOROLOGIA KW - CACTO ER -