00602nam a2200145 a 450000100080000000500110000800800410001910000190006024501570007926001600023665000160039670000160041270000140042870000140044220134062015-04-13       1984    bl uuuu     u00u1 u    #d1 aVIÉGAS, J. M.  aModel of correlation between leaves nutrients concentrations and dry rubber yield in nineteen rubber tree clones (Hevea spp.) in Açailândia-MA region.  aIn: SEMINÁRIO NACIONAL DA SERINGUEIRA, 4., 1984, Salvador. Resumo dos trabalhos. [S.l.]: SUDHEVEA/EMBRAPA/EMBRATER/Banco Econômico, [1984]. p. 212.c1984  aSeringueira1 aHAAG, H. P.1 aDIEHL, W.1 aBUENO, N.