As far as I can understand from French, the original poster meant media.
Then the answer is filtration through at least 0.45 micron filter.
"Jeanmi-b" <Jeanmi-b at wanadoo.fr> wrote in message
news:ar0nft$3d7$1 at news-reader10.wanadoo.fr...
> Hello, I would like to know how is what one can sterilize an environment
> culture without autoclave?
>> Thank you.
>> Bonjour, je voudrais savoir comment est ce que l'on peut stériliser un
> milieu de culture sans autoclave ?
>>Laboratoire at orange.fr>>