American Potato JournalNovember 1949, Volume 26, Issue 11, pp 395–404 | Cite asOld and new potato varietiesAuthorsAuthors and affiliationsF. J. StevensonArticleAccepted: 29 September 1949 12 Downloads 5 Citations KeywordsLate Blight AMERICAN Potato Journal United States Department Potato Variety Leaf Roll This is a preview of subscription content, log in to check accessPreviewUnable to display preview. Download preview PDF.Unable to display preview. Download preview PDF.Copyright information© Springer 1949Authors and AffiliationsF. J. Stevenson11.Division of Fruit and Vegetable Crops and Diseases, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research AdministrationUnited States Department of AgricultureWashington, D. C.