Eight series of untreated posts (including 5 series of steel), 22 series of nonpressure-treated posts, and 13 series of pressure-treated posts remain in test. Series in which all posts have failed now number 36 for untreated and 29 for nonpressure-treated. Causes of failures since 1949 were: fungi, 75 percent of...
Eleven series of untreated posts, 33 series of nonpressuretreated posts, and 13 series of pressure-treated posts remain in test. Series in which all posts have failed now number 34 for untreated, and 18 for nonpressure-treated. Causes of failures since 1949 were: fungi, 77 per cent of failures; fungi and termites,...
This summary of the 1958 inspection of the T. J. Starker Post Farm is issued as a supplement to the detailed Progress Report 11, October 1957. Complete Progress reports to be issued at intervals of 2-5 years will describe post series mentioned here and will summarize previous work.