Research Article
Effects of a Mixture of Wood Charcoal Powder and Wood Vinegar Solution on Escherichia coli, Ammonia Nitrogen, Vitamin C and Productive Performance of Laying Hens
Faculty of Animal Science and Agricultural Technology, Silpakorn University, Petchaburi, Thailand
Koh-en Yamauchi
Laboratory of Animal Science, Kagawa University, Kagawa, Japan
Kohsyo Yamauchi
Miyazaki Midori Pharms. Inc. 945, Miyazaki, Japan
Phunnathorn Phuchivatanapong
BioMerieux (Thailand) Ltd, Bangkok, Thailand