Water regimes in ploughed and direct drilled soils under cereals, a literature review /
O'Sullivan, M. F.(Michael F.),author.
Scottish Institute of Agricultural Engineering.
"Not for publication."--on the title page.
"Scottish Institute of Agricultural Engineering."--at the head of the cover.
Report dated September 1983.
Includes bibliographical references (pages 26-39).
Soil moisture
Tillage