Your search resulted in 336 documents. Displaying 25 entries per page.
Activity of Two Strobilurin Fungicides Against Three Species of Decay Fungi in Agar Plate Tests
2017 - IRG/WP 17-30704
…activity. All treatments were incorporated in an agar-based media and evaluated for their effects on mycelial growth rate. Based on minimum inhibitory concentration values found for F. radiculosa (a copper-tolerant fungus), Insignia was 5.5x more toxic than Heritage. SHAM at 100 ppm, increased toxicity 9x…
J D Tang, T Ciaramitaro, M Tomaso-Peterson, S V Diehl
Screening of bacteria, yeasts and Trichoderma isolates for antagonism toward stain and mould fungi on agar media and wood
1999 - IRG/WP 99-20159
A screening programme of soil bacteria for antagonism toward mould and wood stain fungi was undertaken on 8 types of agar-based media by application of several bacteria to each plate. The rapid screening method was subsequently verified by testing antagonism of…
C Payne, A Bruce
Protection of wood blocks treated with Trichoderma isolates selected on the basis of preliminary agar screening studies
1996 - IRG/WP 96-10154
Previously reported results of agar interaction screening studies for biocontrol agents of wood decay basidiomycetes showed two Trichoderma viride isolates, killed 16 of 19 target fungi (Tucker and Bruce, 1995). Testing of these isolates in wood was required to assess their performance at…
E J B Tucker, A Bruce, H J Staines
Fungitoxic effect of the quaternary ammonium compounds preservatives against Basidiomycetes by using agar-plate and agar-block methods
1996 - IRG/WP 96-30118
…to the wood destroying fungi have been presented. The agar-plate (screening) and agar-block method were applied. A wide range of the fungitoxic activity of all the three formulations and a very small leachability were proved.
J Wazny, P Rudniewski
Preliminary agar screening studies as the first stage in the development of a biological control system against basidiomycetes in ground contact situations
1995 - IRG/WP 95-10111
Preliminary screening of Trichoderma isolates as possible biocontrol agents for protection of wood in ground contact situations against basidiomycete decay was undertaken on three types of media. Media used were 3% malt extract agar (MEA); a low nutrient synthetic media…
E J B Tucker, A Bruce
Screening wood preservatives: Comparison of the soil block, agar block and agar plate tests
1993 - IRG/WP 93-20001
…In this paper the relative merits of the soil block, agar block and agar plate tests are compared. Eight commercially available biocides encompassing inorganic and organic systems were tested against four basidiomycete decay fungi. Each biocide was ranked according to its performance in the three tests. The…
K J Archer, D D Nicholas, T Schultz
Development of accelerated decay test for CLT using a fungus grown on agar medium
2019 - IRG/WP 19-20664
…mm with fungus (Fomitopsis palustris) grown in agar medium in plastic container for 3 and 6 months. As the results, the mass loss of the samples attached with two containers (samples sandwiched between two containers) was higher than of with one container. The mass loss of the samples exposed for 3 months…
T Miyauchi, K Kambara, W Ohmura, T Mori, H Matsunaga, N Hattori
Agar block durability test of plywood made of neem (Azadiracta indica) leaves treated veneer using two white rot fungi
2017 - IRG/WP 17-40782
This study has been undertaken to investigate the durability of plywood made from non-durable wood (simul, Bombax ceiba) veneer treated by neem (Azadiracta indica, A. Juss.) leaves. The veneers were treated with cold and hot water solution of neem leaves of di…
K Akhter, M A Hashem, S Akhter
Interaction between Aspergillus niger fungus and other filamentous fungi on salt-agar medium and their growth on natural wood and wood treated with fungicide
2015 - IRG/WP 15-20569
…fungi, the growth rate of Aspergillus niger fungus on salt-agar medium in comparison to other filamentous fungi and to compare its growth on Scots pine wood both natural and chemically preserved with model wood preservative. It was observed that the growth rate of Aspergillus niger (An) fungus in one-species test has…
A Fojutowski, A Kropacz, A Koziróg
Standard Test Methods for Wood Preservatives by Laboratory Agar-Block Test
2006 - IRG/WP 06-20350
…tested for their ability to control decay fungi in agar-block tests. In an agar-block test, blocks of wood containing a pre-determined retention level of chemical are exposed to wood-destroying species of both brown-rot and white-rot fungi. The blocks along with the fungi inoculums are placed within a sealed…
P K Sarker, M A Rahman, M R Bulbul, T Das, G N M Ilias
Growth of selected wood decay fungi on various agar-supplemented media
2003 - IRG/WP 03-10456
…of wood decay fungi (brown and white rots) on various agar-supplemented media have been determined and compared. The agar media investigated were Malt extract agar (MEA), Potato dextrose agar (PDA), YMPG agar (yeast extract, malt extract, bacto-peptone, glucose, asparagine and thiamine), YMPG agar (without amino…
S A Amartey, M Humar, F Pohleven
The effect of malt and agar trademarks on growth, decay and stilbene resistance of fungi
2000 - IRG/WP 00-20202
Effects of malt and agar trademarks used in growth media on growth of fungi in cultures, amount of decay they cause in birch samples and their resistance to stilbenes were tested. It was tested also had the conditions where fungus cultures were stored before inoculation of test…
L Syrjälä, L Paajanen, A Pappinen
Utilisation of carbohydrates by stain fungi in agar culture
1998 - IRG/WP 98-10248
…and Aureobasidium pullulans (de Bary) Arnaud were grown on agar supplemented with a variety of carbon sources, and mycelial growth rates were measured to determine which carbohydrates can be used by these fungi.
J Snow, P Vinden, S M Read
The proposal for optimalization of the agar-block method for wood preservatives fungitoxic evaluation
1995 - IRG/WP 95-20065
…scientists results the proposal for optimalization of agar-block method was presented by:
- selection of test fungal species and strains and central distribution of their pure cultures,
- change of the treatment and control samples exposure procedure,
- application of mathematical estimation of toxic value…
J Wazny
Comparison of the agar-block and soil-block methods used for evaluation of fungitoxic value of QAC and CCA wood preservatives
1994 - IRG/WP 94-20039
The modyfied agar-block and soil-block methods were used for comparing the fungitoxic value of QAC and CCA type preservatives against Coniophora puteana and Coniophora olivacea The mass loss and moisture contents of wood were analysed.
J Wazny, L J Cookson
Comparison between agar-block and soil-block methods for wood-destroying Basidiomycetes
1992 - IRG/WP 92-2401
…of the fungi in this method was more homogeneous than in agar-block. However the soil-block method presents some difficulties not found in the agar-block method. As related to the performance of Picnoporus sanguineus strains, the greater loss of mass occured when it was isolated from carpophore, no matter what…
M B B Monteiro, S Brazolin, G Catanozi
Basidiospore germination threshold against borate in-vitro may vary between liquid and agar media
1992 - IRG/WP 92-2405
…to prevent basidiospore germination on malt extract agar. Spore germination sensitivity was lower (50%) for only one of the white rot fungi. However, when spore germination thresholds were tested in malt extract-borate solutions in well slides (no agar), much lower thresholds were noted for 3 of 4 fungi.…
E L Schmidt, Ya-Lih Lin
Effect of sterilization method on germination of spores of wood decay fungi observed by contact agar block method
1978 - IRG/WP 2117
…response of decay fungi. Germination was assessed on agar discs fused by aqueous diffusion path to 1 cm³ samples of aspen and white spruce sapwood.
E L Schmidt, D W French
Rapid Screening test of potential antimicrobial agents for wood coatings
2018 - RG/WP 18-20644
A two-part screening test has been developed to evaluate additives for wood coatings. First, an additive is tested in the microbial laboratory and evaluated based on its inhibitory properties against selected test organisms, directly on agar plates. A microbial growth…
J Stenbæk, E Morsing, T Østergaard Jensen
Resistance of heat treated Ash wood under steam pressure: rot fungi, soil micro-organisms and termites
2016 - IRG/WP 16-40724
…Ash, Beech and Pine woods, for each biological test. An agar block test was used to determine the resistance to two brown-rot and two white-rot fungus according to CEN/TS 15083-1 (2005) directives. Durability against soil-inhabiting micro-organisms was determined relating to the CEN/TS 15083-2 (2005) directives,…
K Candelier, S Hannouz, M-F Thévenon, D Guibal, P Gérardin, M Pétrissans, R Collet
A screening of factors that might influence the result of laboratory decay tests
2014 - IRG/WP 14-20548
…using P. sylvestris as wood substrate. The data from the agar/malt test showed that the choice of malt was of great importance for the virulence of the test fungus. However, no significant differences in mass loss were detected for two of the fungi; C. puteana and G. trabeum. From these results it can be concluded…
E Larnøy, G Alfredsen, A Treu, S Kolstad
Antifungal properties and bonding of menthoxymethylimidazolium ionic liquids with Scots pine wood
2013 - IRG/WP 13-30627
…fungus (Sclerophoma pithyophila) were determined using screening agar-plate method. Results from antifungal tests revealed that 1-butyl-3- menthoxymethylimidazolium chloride exhibited the strongest antifungal activity against wood decay fungi (Basidomycotina) compared with the commercial DDAC. Whereas compound…
J Zabielska-Matejuk, J Feder-Kubis, A Stangierska
Antifungal activity of essential oils against common wood degrading/decaying fungi
2008 - IRG/WP 08-30465
…oil, eugenol was evaluated for decay resistance in an agar/wood block tests using both unleached and leached cycles with radiata pine sapwood blocks.
During the initial in-vitro screening trial, variability in the tolerance of the tested fungi towards the selected essential oil was apparent. Some of the…
T Singh, C Chittenden
Antifungal properties of new quaternary ammonium and imidazolium salts against wood decay, staining and mould fungi
2004 - IRG/WP 04-30347
…with a modified anion structure was determined employing screening agar-plate and agar-block methods. Experiments were carried out on Scots pine (Pinus sylvestris L.) wood. The aim of the performed studies was to investigate the effect of structure modification of IC and QAC with organic anions or copper (ll) and…
J Zabielska-Matejuk, W Wieczorek
Inhibition of the biodegradation of coniferous and broadleaved wood by new imidazolium salts
2003 - IRG/WP 03-30320
…– modified quaternary heteroaromatic compounds using the screening agar-block. The vacuum treated blocks (22mm x 17mm x 12mm) of Scots pine (Pinus sylvestris L.), spruce (Picea excelsa L.), beech (Fagus silvatica L.) and birch (Betula verrucosa Ehrh.) with testing compounds were exposed to Coniophota puteana and…
J Zabielska-Matejuk, J Pernak, W Wieczorek