Annual report of the branch of plant pathology for year ending 31st december,1934.
Hopkins, J.C.F.
Annual report of the branch of plant pathology for year ending 31st december,1934. - Salisbury 1935 - 1-9 p. - Plant, Pathology Rhodsia Ministry of Agriculture. Bulletin No. 957 .
Annual report of the branch of plant pathology for year ending 31st december,1934. - Salisbury 1935 - 1-9 p. - Plant, Pathology Rhodsia Ministry of Agriculture. Bulletin No. 957 .