Experimental work on 1) trenched V trenchless drainage 2) evaluation of filters 3) benefits of drainage
Stansfield, C.(Chris)
Great Britain. Agricultural Development and Advisory Service.
[Alnwick] MAFF
1982
Report on a study tour undertaken in Denmark 8-15 August, 1981
At head of title ADAS overseas study tour programme 1981/82
Drainage.