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Safe application of copper-chrome-arsenate preservatives
1975 - IRG/WP 377
All wood preservatives contain biologically active substances and must, by design, be in some measure toxic to man. There is nothing fundamentally difficult, however, about using a wood preservative with complete safety. It depends on knowing the risks to health and/or the environment, which the preservative may present, and planning application accordingly. In this paper we examine these and othe...
I N Stalker, P B Cornwell


Gaseous treatment of timber with allyl isothiocyanate. Fungicidal and insecticidal effects
1996 - IRG/WP 96-30108
Gaseous treatment with allyl isothiocyanate (AIT) was tested for its effects on the growth of microorganisms on the wood substrate and the mortality of subterranean termites and powder-post beetles. Toxic limits of AIT were determined as concentrations in the air when an AIT-treated filter paper was placed in a sealed container with fungus-inoculated wood specimens. Those were <3.8 ppm for Aure...
K Tsunoda, T Yoshimura


Oral toxicity of a slow-acting insecticide Amdro® to the Formosan subterranean termite
1982 - IRG/WP 1162
The use of toxic baits to control the Formosan subterranean termite Coptotermes formosanus Shiraki requires an insecticide that is non-repellent and sufficiently slow acting that poisoned termites leave treated areas before dying. Of the many insecticides screened, only Amdro® exhibited these characteristics. The oral toxicity (LD 50) of Amdro® to Coptotermes formosanus was estimated at 12.33 µ...
N-Y Su, M Tamashiro, J R Yates III


Determination of the lethal dose of fipronil for workers of Coptotermes formosanus (Isoptera: Rhinotermitidae
2007 - IRG/WP 07-10616
This document is a combination of two articles previously submitted to the journal, Sociobiology. Lethal dose of fipronil was determined in two experiments: topical application and contact with treated sandy loam. In the topical application the toxicity of fipronil was evaluated against workers of a laboratory colony of Coptotermes formosanus Shiraki. Fipronil was applied by the microsyringe to t...
K Tsunoda, R Yamaoka


Information on a project about the conditions of admissibility of wood-protecting agents in connection with environmental protection in Poland
1974 - IRG/WP 57
Wood-protecting agents are compounds acting toxically on fungi and insects. If handled improperly or carelessly, they may exert an action harmful to health and safety of men. This action is concerning: a) workers employed at the production of wood-protecting agents; b) workers employed at the impregnation, or at the transport and handling of impregnated wood; c) inhabitants of buildings with impre...
J Wazny