منابع مشابه
Fate of agrochemicals in wood chip denitrifying reactors and their impacts on wood chip microbial ecology
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متن کاملWood dust exposure in wood industry and forestry.
The aim of the study was to determine occupational exposure in Croatian wood processing industry and forest workers to harmful effects of wood dust on the risk of nose, nasal cavity and lung carcinoma. Mass concentrations of respirable particles and total wood dust were measured at two wood processing plants, three woodwork shops, and one lumbering site, where 225 total wood dust samples and 22...
متن کاملNoise control in the wood processing industry
In general, noise levels were in the 90-100 dB range, regarded as very noisy. Few workplaces in New Zealand have such consistently high levels. Although the problem might seem insoluble, simple solutions at each stage could be identified. At the source of the noise, new designs of both band and circular saws can reduce the noise by up to 6 dB (a quarter of the noise). During sawmilling operatio...
متن کاملEvaluation of Comparativ Advantage in the Wood Products Industry in Iran
Economists believe that the development of the industry sector is for the benefit of other sectors of the economy. In 23 groups of industrial activity in classification ISIC, the production and export of wood industries have received less attention in developing countries. exports of wood products have a major impact on the GDP and provide employment and sustainable development of natural resou...
متن کاملEvaluation of Comparativ Advantage in the Wood Products Industry in Iran
Economists believe that the development of the industry sector is for the benefit of other sectors of the economy. In 23 groups of industrial activity in classification ISIC, the production and export of wood industries have received less attention in developing countries. exports of wood products have a major impact on the GDP and provide employment and sustainable development of natural resou...
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ژورنال
عنوان ژورنال: Annals of The Tohoku Geographycal Asocciation
سال: 1968
ISSN: 0387-2777,1884-1244
DOI: 10.5190/tga1948.20.63