q=%E5%B9%B6%E5%88%97%E9%A2%98%E5%90%8D%EF%BC%9AStudy+on+the+impact+of+farm+machinery+services+outsourcing+on+total+factor+productivity+of+grain&searchType=standard&isFacet=true&view=standard&rows=10&sortWay=score&sortOrder=desc&curlibcode=NS&searchWay0=marc&logical0=AND
rows=10&curlibcode=NS&searchWay0=marc&logical0=AND
并列题名：Study on the impact of farm machinery services outsourcing on total factor productivity of grain