Soil data aquisition, its use and treatment /
Hatton, Aldyth A.
Welsh Soils Discussion Group.cn
Bangor (c/o D.A. Jenkins, Department of Biochemistry and Soil Science, Memorial Buildings, Deiniol Rd., Bangor, Gwynedd LL57 2UW) : W.S.D.G.,
[1986]
Conference papers.
Soil science