This study was carried out to analyze of the cause of button mushroom production decrease of Gyoengbukprovince. In 1978, Agaricus bisporus was produced 48,000 ton and exported more than $50 millions. But since 2000, Domesticproduction of button mushroom was decreased by 70%, and button mushroom farm was also decreased by 37%. Cultivationarea was increased by 6%, but Gyeongbuk Province was decreased by 30%. Especially, Production per 3.3ߊ was dramaticallydecreased more than half. There were several causes such as rising labor and material cost, climate changes, and aging ofmushroom cultivation farmers. And there was no effort to develop of domestic button mushroom cultivation equipments. One ofthe main reasons for this reduction was supplied to low quality of button mushroom compost to the farm.

서 론
 재료 및 방법
  국내외 양송이버섯 재배현황 및 생산동향 조사
  버섯재배용 원재료 및 발효배지 이화학적 특성조사
 결과 및 고찰
 적 요
 감사의 말씀
 감사의 말씀
 References

• 강민구(경상북도농업기술원 농업환경연구과) | Kang Min-Gu Corresponding author
• 조우식(경상북도농업기술원 농업환경연구과) | Jo Woo-Sik
• 김우현(경상북도농업기술원 농업환경연구과) | Kim Woo-Hyun
• 이숙희(경상북도농업기술원 농업환경연구과) | Lee Suk-Hee