000 02129nab a2200301 i 4500
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040 _aBR-BrBNA
_beng
072 _aK50
_b3240
100 _aLima, Pedro Augusto Fonseca
100 _aSette Jr, Carlos Roberto
100 _aSilva, Anna Sofya Vanessa Silvério da
100 _aOliveira, José Roberto Victor de
100 _aSilveira, Marcelo Fontana da
100 _aGouveia, Fernando Nunes
245 _aBiological Resistance of Eucalyptus Wood Treated with Chromated Copper Borate to Fungi Decay
500 _aPublicação on-line; 26 ref.; 3 tables; 2 illus.; Summary (En)
520 _a Abstract The objective of this study was to evaluate the efficiency of a preservative treatment with Chromated Copper Borate (CCB) in different concentrations and autoclave pressure time on the biological resistance of Eucalyptus urophylla x Eucalyptus grandis (called urograndis). Urograndis fence posts were submitted to industrial autoclaving in nine treatments as a function of CCB concentration and pressure time: 1.5% (30, 60 and 90 minutes); 2.0% (30, 60 and 90 minutes); and 2.5% (30, 60 and 90 minutes). Then the obtained specimens were submitted to an accelerated laboratory decay test. The industrial preservative treatment increased the resistance of the wood to decay and the concentration of 1.5% CCB and 30 minutes of autoclave pressure can be applied to treat urograndis wood without compromising its resistance to the attack of white-rot and brown-rot fungi. Keywords: Accelerated decay test, CCB concentration, autoclave pressure time.
650 _aMADEIRA
650 _aRESISTÊNCIA
650 _aCOBRE
650 _aINSETO XILÓFAGO
773 0 _02929
_9347959
_dRio de Janeiro-RJ Instituto de Florestas - UFRRJ 1994
_o2025-0458
_tFloresta e Ambiente (Brazil)
_x1415-0980 / ISSN 2179-8087 0nline
_gv. 27(4) p. 1-6; (2020)
_wBR2026001907
856 _uhttps://www.scielo.br/j/floram/a/CLdtYJdfrVCjzqfmWPvPxQB/?format=pdf&lang=en
942 _cANA
999 _c348110
_d348110