Your search resulted in 1966 documents. Displaying 25 entries per page.
Detection of Anti-Fungal Sapwood Extractives in Non-Durable Scots Pine (Pinus sylvestris), Rubberwood (Hevea brasiliensis) and Jelutong (Dyera costulata)
2007 - IRG/WP 07-10634
A general laboratory bioassay method of Woodward and Pearce (1985) was adopted to detect anti-fungal activity of sapwood or heartwood extractives of 5 Malaysian hardwoods [dark red meranti heartwood (Shorea spp.), red balau heartwood (Shorea spp.), kulim heart…
A H H Wong, R B Pearce
In vitro antifungal activity of chilli against wood degrading fungi
2006 - IRG/WP 06-10572
…casei was apparent; the combination of chilli/L. casei treatment system afforded much better inhibition than chilli or L. casei alone. In the presence of 25% chilli juice with L. casei the growth of test fungi was stopped.
T Singh, C Chittenden, D Vesentini
An anti-termite formulation for soil treatment with natural products and its efficacy against Coptotermes formosanus Shiraki
2003 - IRG/WP 03-30319
…formulation of an environmental conservation type for soil treatment was developed. The formulation was composed of decanoic acid (n-capric acid, an fatty acid derived from coconut oil with ten carbons) as an active ingredient and other natural products. Experiments to examine the efficacy of the formulation against…
S Yoshida, T Nakagaki, A Igarashi, A Enoki
Feeding response of field populations of Coptotermes species to softwood blocks treated with non-toxic water-proofing and anti-microbial products.
2003 - IRG/WP 03-10487
…1.5% anti-microbial solution and one coat of the timber treatment (TimberTreat®) were not attacked or damaged. The termites completely encased these specimens in soil and faecal material but did not consume any of the blocks. Blocks treated with one coat of the timber treatment and blocks treated with 0.5 and…
J R J French, T Pynsent, M Susic
Effects of heat treatment on water repellence and anti-swelling efficiency of beech wood
2002 - IRG/WP 02-40223
…dimensions. For the investigation of the effect of thermal treatment on water repellency effectiveness and anti-swelling efficiency of beech wood (Fagus orientalis Lipsky), air-seasoned samples of beech wood were heated in presence of air at temperatures of 130 C, 150 C, 180 C and 200 C for different periods (2, 6,…
S Yildiz
Detection of semi-quantitative and qualitative enzymatic activities of blue-stain fungi
2000 - IRG/WP 00-10347
…geographical areas of Spain, it has been observed that anti-sapstain products have not always been efficient, as their fungicidal effectiveness varies on occasion, depending on the species of wood and microbiota that exist in the region. It is not always easy to identify the species causing this damage.…
M T De Troya, F Llinares, D Muñoz-Mingarro, M J Pozuelo, N Acero, C Rodríguez-Borrajo, A M Navarrete
"XYLOPHENE ANTI-TERMITES" :A complete range of treatment products against termites
2000 - IRG/WP 00-30230
Dyrup-Xylochimie purpose for several years efficient treatment products for timber and wood materials, with its trade mark : "Xylophèn". As everybody know, termites become an important problem for construction in France. So important that, a national law was voted in May 1999, to define areas where termites…
L Cubizolles, E Wozniak
Sentry®, a new antisapstain formulation for protecting logs and lumber. - Part 2: protection of lumber
1999 - IRG/WP 99-30189
…of the New Zealand Forest industry for export logs. One treatment, called Sentry®, is now poised for commercial use in New Zealand for treating export logs, having undergone an extensive suite of field and mill trials over a two year period. This paper presents results of field trials set up to determine the…
R N Wakeling, D R Eden, C M Chittenden, J G Van der Waals, B Carpenter, I Dorset, R Kuluz, J Wakeman
Comparison of the FRIM and forest research laboratory methods for screening of anti-sapstain formulations
1999 - IRG/WP 99-20170
Two laboratory methods for screening of anti-sapstain formulations were compared. The method adopted by the Forest Research Institute Malaysia (FRIM) involved 3 weeks assessment of rubberwood (Hevea brasiliensis) blocks, dipped in the candidate formulation and inoculated with mycelial/spore…
A H H Wong, D R Eden, C M Chittenden, M E Hedley, R N Wakeling
Potential co-valorization of pyrolysis tars from five wood species form Tunisia as wood preservatives bases: Chemical compositions, antifungal and anti-termite activities
2025 - IRG/WP 25-20739
The pyrolysis of five Tunisian wood species (Ceratonia siliqua, Eucalyptus camaldulensis, Eucalyptus maidenii, Pinus pinea, and Quercus canariensis) was carried out in a custom-designed carbonisation reactor developed at the INRGREF's Wood Technology Section (…
M T Elaieb, J Valette, E Kiény, L Pignolet, S Ghariani, K Candelier
A novel anti-fungal wood crack repairing agent based on CQDs/PVA
2025 - IRG/WP 25-20744
Wood is a sustainable material, but its tendency to crack and decay poses a challenge for its applications. In this study, we developed a combination system of nitrogen-doping carbon quantum dots (N-CQDs) and polyvinyl alcohol (PVA) to repair wood cracks. Rath…
X Zhao, Z Zhang, Y Peng, W Wang, J Cao
Hyperspectral imaging in qualitative and quantitative assessment of biocide treated timber
2025 - IRG/WP 25-50407
…the spectral profiles of different biocides used in timber treatment and different concentrations of copper-ethanolamine based preservatives. We were able to differentiate some biocides, like CCA, CCB, copper-ethanolamine based on the shortrange infrared spectra but were less successful with quaternary ammonium…
J Levanič, E Keržič, B Lesar, M Humar
Assessing the leachability of chlorothalonil and methylene bis thiocyanate from antisapstain treated radiata pine
1998 - IRG/WP 98-30176
…subjected to artificial rain after 1, 3 and 6 days of post-treatment fixation time. Chemical analysis were performed on the leachate from each packet using HPLC. In addition, wood samples were taken from various locations within each packet to determine surface retention levels of CTL and MBT before and after…
B Kreber, T L Woods
Time limits for holding logs to achieve successful antisapstain treatment
1997 - IRG/WP 97-30126
…time that logs can be left in winter and summer before treatment if sapstain, caused by pre-treatment infection, was to be prevented. Pre-treatment storage conditions representative of average temperature and humidity for the winter months of June, July and August, and of moderately severe summer conditions, for…
D R Eden, R N Wakeling, C M Chittenden, J G Van der Waals, B Carpenter
Development and field trials of Evotek 230, a new antisapstain product
1997 - IRG/WP 97-30140
…was observed which could be prevented by tank mixing the anti-sapstain product with borax. Field trials in Europe, S. America and S.E. Asia have confirmed the anti-sapstain efficacy of Evotek 230, a suspoemulsion containing 100 g/l prochloraz and 130 g/l carbendazim, at rates as low as 0.5%.
A Adams, J Oudenweyer, J L Lindars
Hydrothermal liquefaction of spent mushroom substrate as a source of antifungals
2023 - IRG/WP 23-30791
…and leachability following the pressure impregnation treatment of Pinus sylvestris sapwood is presented. The results show that the HTL liquid fraction of tested residues contain constituents with antifungal properties, such as phenols, aldehydes and organic acids. Malt agar plates amended with 10% of liquid…
A Barbero-López, Y M López-Gómez, J Carrasco, N Jokinen, R Lappalainen, A Haapala
Selective adsorption of antisapstain actives from two aqueous suspensions, and movement of actives into wood
1996 - IRG/WP 96-30103
Green-off-saw rough sawn Pinus elliottii (slash pine) boards were dipped in aqueous suspensions of two antisapstain formulations, NeXgenâ and Busanâ Sap Stain Preventative (Busan 1009), at three product concentration levels. Concentrations of active ingredie…
M J Kennedy, T L Woods
A shower test protocol for measuring antisapstain wash-off from small individual log billets
1996 - IRG/WP 96-50069
…m³ of logs in 1994 and it is estimated that c. 20% were anti-sapstain treated. Loss of preservative from logs as a result of rain impact after application is of considerable concern both with respect to potential loss of efficacy and environmental contamination. Whilst Environment Canada have a proposed standard…
A J Pendlebury, H Pearson
Antifungal and antitermite activities of acetonic extractives from Cedrus Atlantica heartwood
2022 - IRG/WP 22-10990
Cedrus atlantica is a woody species present in France, which in a context of climate change can be privileged in the next years. In addition, this woody species presents great ecological and socio-economic interest as it is mainly recognized for its durable ti…
R Dijoux, R Ducruet, E Kieny, D Aznar, C Cayzac, L Bidel, C J Allemand, K Candelier
Effects of timber surface properties and dipping conditions on uptake of antisapstain actives from two aqueous suspensions, and ultimate effects on efficacy against mould and staining organisms
1995 - IRG/WP 95-30073
Green-off-saw rough sawn Pinus elliottii (slash pine) boards were dipped in aqueous suspensions of two antisapstain formulations, and the resultant surface retentions of active ingredients MTC (methylene bisthiocyanate), CTL (chlorothalonil) or TCMTB (2(thiocy…
M J Kennedy, T L Woods
Anti-bluestain treatment developed for log cargoes stacked in subtropical conditions for export on logging ships
1995 - IRG/WP 95-30081
…discs which had been drenched in water immediately after treatment, and it outperformed all other formulations compared with it. In extensive four-season field trials conducted in Zululand the formulation continued to outperform all those compared with it and provided superior protection of Pinus elliottii and…
A A W Baecker, M Behr, G D Shelver
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…
K Tsunoda, H Kumagai, M Sakurai
Durability of Eucalyptus globulus floating structures mussels trough in marine environment against marine borers in the Atlantic coast of Spain
2020 - IRG/WP 20-10965
…only heartwood it does not require preventive preservative treatment for using in a structure mussels trough, where is exposure in Use Class 3 and Use Class 5, to achieve a good performance and the expected service life. This paper shows the suitability of eucalyptus wood for its characteristics, since it combines…
D Lorenzo, M Touza, J Fernández-Golfin, A Lozano, J Benito
Detoxification of methylene bisthiocyanate by bacteria isolated from freshly felled, anti-sapstain treated timber
1993 - IRG/WP 93-10017
The microbial defacement of freshly-felled timber treated with organic biocides continues to be a major problem in stored lumber. As part of a study to investigate the depletion in chemical activity of methylene-bis-thiocyanate (MBT) in green timber, bacteria…
R J Wallace, R A Eaton, G R Williams
Comparison of two laboratory methods for screening potential anti-sapstain chemicals
1993 - IRG/WP 93-10036
Two methods were used to screen a number of potential anti-sapstain chemicals in the laboratory. In one method miniature boards of freshly felled Scots pine sapwood were dip treated with the candidate chemical, sprayed with a suspension of stainers or moulds and incubated for five weeks. In the other method…
S M Gray, D J Dickinson