He was treasurer of the committee for coin- ing words for the first Welsh agricultural magazine, Gwyddor Gwlad , which was published on behalf of the Welsh agricultural section of the Guild of Graduates of the University of Wales ( 1952-63 ). He was one of the first contributors to the journal, and often broadcast on ‘ Rural science ’ for schools and on ‘ The Farmers World ’ between 1935 and 1951 . His researches dealt with problems relating to grassland and dairying, and he co-operated with the Welsh Plant Breeding Station . His articles appeared in a number of technical journals, and he wrote Elfennau Cemeg ( 1937 ), a chemistry textbook for schools. He was dean of the faculty of science ( 1950-51 ) and was appointed professor of agricultural chemistry in 1954 , and retired with the rank of professor emeritus of the University of Wales in 1959 . He served as external examiner in agricultural chemistry for the Institute of Chemistry from 1944 to 1954 . He d. 25 Feb. 1962 and was buried in the public cemetery, Aberystwyth . He m. in June 1929 Dinah Myfanwy , daughter of James Evans , Mydroilyn , Llannarth . [She d. 15 Mar ., within a few weeks of her 100th birthday on 10 Apr. 1987 ].