Three years’ results with the use of copper, manganese and zinc sulphate in fertilizer mixtures for potatoes Jackson B. HesterR. L. Carolus OriginalPaper Pages: 37 - 39
The value of seed potato certification to the potato industry John Tucker OriginalPaper Pages: 39 - 45
Report of the committee on standardization of field plot technique J. R. LivermoreH. O. Werner Announcement Pages: 45 - 55
The composition of tubers of sprayed and unsprayed potato plants in relation to cooking quality E. O. MaderMary T. Mader OriginalPaper Pages: 56 - 59
Report of the certification committee of The Potato Association of America K. H. Fernow Announcement Pages: 59 - 64