Service Tests of Telephone Poles of Ten <i>Eucalyptus</i> and Three <i>Pinus</i> Species
G. S. Vermaaka South African Forestry Research Institute, Department of Forestry , Pretoria
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Аннотация
ABSTRACT The performance of various creosoted telephone poles after 38 and 22 years' service in the line is given. The suitability of species for poles based on the present investigation, strength and other characteristics, is discussed.
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