https://dds.las.ac.cn/service/document?appId=a1vacbnPuv9qJRzJvdNXfsesj9JbIa6e&appKey=sPBA4vANLzjnW1k5eufEcc4k7dxfNraW&ts=1763023124835&signature=e7ec1ab6aa1f8695b31c9039a5a466cc&articleTitle=Sustainability+of+Agricultural+Systems+in+Transition&articleAuthor=Payne&publicationTitle=Sustainability+of+Agricultural+Systems+in+Transition&language=&publicationType=1&publishYear=1994&isn=9780891181491&publisher=Wiley