Culturing yeast and bacteria could be an important skill for a SHTF situation. Not only would it be nice for trouble-free yogurt making and bread baking, it may also be useful for producing antibiotics and other things that we normally depend on Big Pharma to provide.
Here's a little tutorial for saving brewing yeast cultures for years at a time. I thought it might be useful to survivalist and penny pinchers.
http://www.bodensatz.com/staticpages/index.php?page=20030128212525422#pro
Here's a little tutorial for saving brewing yeast cultures for years at a time. I thought it might be useful to survivalist and penny pinchers.
http://www.bodensatz.com/staticpages/index.php?page=20030128212525422#pro