Pests and diseases of the sugar beet
Petherbridge, F.R., Stirrup, H.H.
Pests and diseases of the sugar beet - London 1935 - 1-58 p. - Diseases, Sugar Great Britain Ministry of Agriculture and Fisheries. Bulletin No. 93 .
Pests and diseases of the sugar beet - London 1935 - 1-58 p. - Diseases, Sugar Great Britain Ministry of Agriculture and Fisheries. Bulletin No. 93 .