Introduction to Biofilms
"...it is quite evident that for the most part water bacteria are not free floating organisms, but grow upon submerged surfaces"Arthur Trautwein Henrici Journal of Bacteriology (1933) 25-277-287

"...it is quite evident that for the most part water bacteria are not free floating organisms, but grow upon submerged surfaces"Arthur Trautwein Henrici Journal of Bacteriology (1933) 25-277-287