Soil responses to reduced cultivations and direct drilling for continuous barley at South Road 1979-1982 /
O'Sullivan, M. F.(Michael F.),author.
British Society for Research in Agricultural Engineering.
Scottish Institute of Agricultural Engineering.
"Scottish Institute of Agricultural Engineering."--front cover.
"Not for publication."--on title page.
Report dated March 1985.
Includes bibliographical references (pages 14-17).
Agriculture