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Exposure trial at tropical marine sites of pyrethroid/creosote mixtures as wood preservatives: Preliminary results
1989 - IRG/WP 4155
Pinus sylvestris sapwood blocks measuring 25 x 25 x 200 mm³, impregnated using a Lowry or Rüping pressure treatment cycle with solutions of permethrin, cypermethrin or deltamethrin in BS144 creosote, have been exposed at marine sites in Australia, Papua New Guinea, the U.K. and Singapore. The effectiveness of these solutions in preventing marine borer attack is being compared with the efficacy o...
S M Cragg


The performance in the sea of seven experimental piles after sixteen years at Port Douglas, North Queensland
1989 - IRG/WP 4151
After 16 years at Port Douglas, two double-treated Pinus radiata piles were in excellent condition, a CCA-treated Pinus elliottii pile was in good condition other than for a confined streak of teredinid attack, while two CCA-treated and two untreated turpentine piles were moderately to severely attacked by Sphaeroma in the tidal zone. The marine borers collected were Sphaeroma terebrans, Martesia ...
L J Cookson, J E Barnacle, C N McEvoy