A preliminary study of the sources of potato gangrene infection A. A. KhanC. Logan Articles Pages: 77 - 87
The influence of rates of nitrogen and potassium application on the cooking quality of four potato varieties P. A. Schippers Articles Pages: 88 - 99
The effect of soil type on the development and severity of potato wart disease V. Bojňanský Articles Pages: 100 - 110
Über die Beeinflussung des A6-Abreibetestes durch Anzuchtmethode, Düngung und Alter der Testpflanzen S. BércesE. R. Keller Articles Pages: 117 - 133