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Evaluation of a new anti-sapstain formulation
1994 - IRG/WP 94-30035
A new anti-sapstain mixture, which consists of 2% IPBC (3-iodo-2-propynylbutyl carbamate) and 1.5% DCOI (4,5-dichloro-2-n-octylisothiazolin-3-one), was evaluated by three methods in the laboratory. A standardized test (JWPA standard 2) demonstrated that the new anti-sapstain formulation was highly effective in controlling growth of monocultures of five test fungi on wood substrate. When exposed to...
K Tsunoda, H Kumagai, M Sakurai


In ground performance of wood treated with a substituted isothiazolone
1990 - IRG/WP 3612
Isothiazolones (I.T.A.'s) are a class of biocides that have potential for use as wood preservatives. The substituted ITA, RH-287, (4,5,dichloro-2-n-octyl-isothiazolone-3-one) is being evaluated as a broad spectrum wood preservative. The evaluation program includes in ground stake tests which were established at two test sites in Mississippi, USA The tests used southern yellow pine treated...
L E Leightley, D D Nicholas


Effect of Preservative Treatment on Fungal Colonization of Teak, Redwood, and Western Red Cedar
2009 - IRG/WP 09-20404
Fungal flora present in preservative treated samples or non-treated samples from sapwood and heartwood of teak, western red cedar, redwood, and southern yellow pine was assessed after 6 to 18 months of exposure near Hilo, Hawaii. The objectives were to compare fungal composition and diversity between treated and non-treated samples, and to examine the use of molecular techniques for assessing fung...
Y Cabrera, C Freitag, J J Morrell


Termite resistance of copper-based preservative supplemented aspen strandboards
2012 - IRG/WP 12-30594
Termite resistance of aspen strandboards treated with various copper-based preservative systems was evaluated in field exposure tests. Five copper-based chemicals or zinc borate were blended into aspen furnish at three retention levels prior to pressing. Tebuconazole or 4,5-dichloro-2-N-octyl-4-isothiazolin-3-one (DCOI) were added as co-biocides to selected copper-based treatments. Sections from...
J J Morrell, C Vidrine, A Preston, L Jin