Transcriber’s Note:

Footnotes were renumbered sequentially and were moved to follow the table in which the related anchor occurs.

Words may have inconsistent hyphenation in the text. Misspelled words were corrected, as were obvious printing errors, such as words missing a letter or letters in reversed order, and incorrect punctuation at the ends of sentences.

There are several references in the proceedings to “B. coli,” that could have been mistyped by the recording secretary for “E. coli.”

The following were changed: