2 DEPARTMENT BULLETIN 12 16, U. S. DEPT. OF AGRICULTURE 
the same as the American Society for Testing Materials method 
with the exception of slight changes in wording, such changes are 
shown in the text by bracketing those portions of the American 
Society for Testing Materials text which have been omitted by the 
association and italicizing additions made by the association to the 
American Society for Testing Materials method. In a few instances 
the association method, although based on the American Society for 
Testing Materials method, differ sufficiently from it as to phraseology 
as to make it impossible to follow the procedure above indicated. In 
such cases, reference to the fact that the method is based on an 
American Society for Testing Materials method is indicated imme- 
diately following the title. 
" This does not apply to table heads, all of which are italicized as a matter of style. 
