00933nam a2200217 a 450000100080000000500110000800800410001910000180006024501030007826001450018152002120032665300240053865300150056265300170057770000200059470000200061470000180063470000240065270000190067670000200069518767542022-03-24       2010    bl uuuu     u00u1 u    #d1 aAGUIAR, N. O.  aBioactivity of humic acids from vermicompost at increasing maturity stages.h[electronic resource]  aIn: MEETING OF THE INTERNATIONAL HUMIC SUBSTANCES SOCIETY, 15., 2010, Tenerife. Proceedings... Tenerife: IHSS, 2010. v. 3, p. 332-335.c2010  aThe aim of this work was to evaluate chemical changes and plant growth-promoting effect of HA from different maturing stages isolated from vermicompost, relating bioactivity and its chemical characteristics.  aBiological activity  aHumic acid  aVermicompost1 aCANELLAS, L. P.1 aOLIVARES, F. L.1 aBUSATO, J. G.1 aSILVA, L. G. JR. S.1 aNOVOTNY, E. H.1 aFAÇANHA, A. R.