Disease incidence and yield variation in potatoes grown for five yer s with organic and inorganic fertilizers - Selman, I. W.; Schimmer, Frieda C. (London : Clarendon Press, 1955)
Extract from The Empire Journal of Experimental Agriculture, Vol.xxi ii, Numbers 91/2, July/ October 1955.
Includes bibliographical references.
Keywords: Potatoes -- Breeding. -- Great Britain; Potatoes -- Diseases and pests. -- Great Britain; Organic fertilizers; Inorganic fertilizers