1. Korean Society of Livestock Environment – Evaluation of broiler manure production in bedded poultry houses during summer and autumn – Seunghun Lee

2. Korean Society of Livestock Environment – Evaluation of feces and urine production of lactating cows in bedded barns during winter – Seunghun Lee

3. Korean Society of Livestock Environment – Evaluation of stage-specific ammonia and hydrogen sulfide emissions in a slurry-recycling pig house – Daehoon Kim

4. Korean Society of Grassland and Forage Science – Seasonal evaluation of ammonia emissions from windowless growing–finishing pig houses – Jinho Shin