Video: Technology

"Piggy litter" lets Chinese swine live high on the hog (2:31) 

May 26 - A Chinese agricultural institute has developed a microbial bedding system for pigsties that it says helps pigs stay healthy and grow faster. Called a ''microbial mattress'' the system absorbs and neutralises the pigs' waste which can later but turned into fertilizer. Tara Cleary reports. ( Transcript )

More Videos