(New series). A weekly programme about work in the world of science
' Science and the Soil.' This week three scientists from the Rothamsted Experimental Station talk about different aspects of their work: W. G. Ogg, Ph.D.. the Director, on kinds of soil; E. M. Crowther. d.sc., on soil fertility: and H. G. Thornton , F. R. 8., on living organisms in soil