Studies at the USDA are shedding some light on the microbes that dwell in cattle manure -- what they are, where they thrive, where they struggle, and where they can end up.
Fuente : http://www.eurekalert.org/pub_releases/2013-02/usd...
Fuente : http://www.eurekalert.org/pub_releases/2013-02/usd...