Author: PONNAMPERUMA, F.N.,
Title: Some Aspects of the Chemistry of Rice Soils. Taken fr.:Trop.Agriculture Ceylon, 111-2.
Description: S.L.[Colombo], Tropical Agriculture Ceylon, 1955. later wraps. pp. 92-101 (versos blank). Literature cited at end. Stapled. Fine copy.

Keywords: ricecultivation/ceylon